Timeline of the 2017 Pacific typhoon season

The 2017 Pacific typhoon season was a below-average season in terms of accumulated cyclone energy and the number of typhoons and super typhoons, and the first since the 1977 season to not produce a Category 5-equivalent typhoon on the Saffir–Simpson scale. The season produced a total of 27 named storms, 11 typhoons, and only two super typhoons, making it an average season in terms of storm numbers. It was an event in the annual cycle of tropical cyclone formation, in which tropical cyclones form in the western Pacific Ocean. The season runs throughout 2017, though most tropical cyclones typically develop between May and October. The season's first named storm, Muifa, developed on April 25, while the season's last-named storm, Tembin, dissipated on December 26. This season also featured the latest occurrence of the first typhoon of the year since 1998, with Noru reaching this intensity on July 23.

Timeline of the 2017 Pacific typhoon season
Season summary map
Season boundaries
First system formed	January 7, 2017
Last system dissipated	December 26, 2017[nb 1]
Strongest system
Name	Lan
Maximum winds	185 km/h (115 mph) (10-minute sustained)
Lowest pressure	915 hPa (mbar)
Longest lasting system
Name	Noru
Duration	20.25 days
Storm articles Tropical Depression Auring (2017) Tropical Depression Crising (2017) Tropical Storm Merbok (2017) Tropical Storm Nanmadol (2017) Tropical Storm Talas (2017) Typhoon Noru (2017) Tropical Storm Sonca (2017) Typhoon Nesat (2017) Typhoon Hato Tropical Storm Pakhar (2017) Typhoon Talim (2017) Typhoon Doksuri (2017) October 2017 Vietnam tropical depression Typhoon Lan (2017) Tropical Depression 26W (2017) Typhoon Damrey (2017) Tropical Storm Haikui (2017) Tropical Storm Kirogi (2017) Tropical Storm Kai-tak Typhoon Tembin
Other years 2015, 2016, 2017, 2018, 2019

This timeline documents all of the events of the 2017 Pacific typhoon season. Most of the tropical cyclones forming between May and November. The scope of this article is limited to the Pacific Ocean, north of the equator between 100°E and the International Date Line. During the season, 42 systems were designated as tropical depressions by either, the Japan Meteorological Agency (JMA), the Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA), the United States' Joint Typhoon Warning Center (JTWC), or other National Meteorological and Hydrological Services such as the China Meteorological Administration and the Hong Kong Observatory. As they run the Regional Specialized Meteorological Centre for the Western Pacific, the JMA assigns names to tropical depressions should they intensify into a tropical storm. Tropical depressions that form in this basin are given a number with a "W" suffix by the JTWC. PAGASA also assigns local names to tropical depressions which form within or enter their area of responsibility; however, these names are not in common use outside of PAGASA's area of responsibility. In this season, 22 systems entered or formed in the Philippine Area of Responsibility (PAR), of which 10 of them made landfall over the Philippines, a record-high number since 2009.

Timeline

January

January 1

• 00:00 UTC — The 2017 Pacific typhoon season officially begins.

January 7

• 00:00 UTC
  • At 8°N 129°E / 8; 129 (Tropical Depression 1 forms) — The JMA classifies a tropical depression located over the Philippine Sea east of Mindanao.^[3][4]
  • (08:00 PHT) at 7.8°N 128.8°E / 7.8; 128.8 (TD 1 becomes Auring) — The PAGASA designates the tropical depression east of Mindanao as Auring.^[5]
• 06:00 UTC
  • At 6.4°N 129.6°E / 6.4; 129.6 (JMA assesses Auring's peak) — The JMA assesses Auring to have attained 10-minute sustained winds of 30 knots (56 km/h; 35 mph) and a central pressure of 1002 hPa.^[6][4]
  • (14:00 PHT) at 7.8°N 128.4°E / 7.8; 128.4 (Auring attains its peak per PAGASA) — The PAGASA also assesses Auring to have attained 10-minute sustained winds of 55 kilometres per hour (30 kn; 34 mph) but with a lower central pressure of 1000 hPa.^[5]

Tropical Depression 01W (Auring) hours before landfall on January 8.

January 8

• 00:00 UTC at 9.0°N 127.1°E / 9.0; 127.1 (JTWC tracks on Auring) — The JTWC starts tracking on Auring as a tropical depression, designating it 01W while it nears Mindanao.^[7]
• 06:00 UTC at 9.3°N 126.6°E / 9.3; 126.6 (Auring's pressure slightly drops) — The JMA analyzes 01W (Auring)'s central pressure slightly fell to 1002 hPa as it was about to landfall.^[8][9]
• 07:00 UTC (15:00 PHT) at 9.9°N 126.1°E / 9.9; 126.1 (Auring 1st landfall) — Tropical Depression 01W (Auring) makes its first landfall on Siargao Island, Surigao del Norte.^[5]
• 08:00 UTC (16:00 PHT) at 10.1°N 125.6°E / 10.1; 125.6 (Auring 2nd landfall) — Tropical Depression 01W (Auring) makes its second landfall on the province of Dinagat Islands.^[5]
• 10:00 UTC (18:00 PHT) at 10.1°N 125.2°E / 10.1; 125.2 (Auring 3rd landfall) — Tropical Depression 01W (Auring) strikes the southern tip of Panaon Island, Southern Leyte for its third landfall.^[5]
• 12:00 UTC at 9.8°N 125.9°E / 9.8; 125.9 (Auring attains its max. 1-min. winds) — The JTWC analyzes 01W (Auring) to have attained its peak 1-minute sustained winds of 30 knots (56 km/h; 35 mph) as it traverses Bohol Sea.^[7]
• 18:00 UTC at 10.0°N 125.4°E / 10.0; 125.4 (Auring attains its lowest pressure per JTWC) — After attaining its strongest winds, the JTWC also assesses 01W (Auring)'s central pressure had dropped to 1000 hPa as it closes in on Bohol.^[7]
• 20:45 UTC (04:45 PHT, January 9) at 10.1°N 124.5°E / 10.1; 124.5 (Auring last landfall) — Tropical Depression 01W (Auring) makes its fourth and final landfall on Ubay, Bohol.^[5]

January 9

• 00:00 UTC (08:00 PHT) at 10.3°N 124.3°E / 10.3; 124.3 (Auring weakens to a LPA per PAGASA) — The PAGASA downgrades 01W (Auring) to a low-pressure area after making multiple landfalls in the archipelago.^[5]
• 06:00 UTC
  • At 10.1°N 124.2°E / 10.1; 124.2 (01W (Ex-Auring)'s pressure slightly drops again) — After a brief increase in pressure, the JMA analyzes 01W's central pressure slightly fell to 1004 hPa.^[10][11]
  • At 10.3°N 124.0°E / 10.3; 124.0 (JTWC reports 01W has weakened to a tropical wave) — The JTWC also assesses 01W has weakened to a tropical wave.^[7]
• 12:00 UTC at 10.0°N 123.1°E / 10.0; 123.1 (01W weakens back to a LPA per JMA) — The JMA downgrades 01W to a low-pressure area as it crosses Visayas.^[10][12]

January 11

• 06:00 UTC at 10°N 115°E / 10; 115 (Ex-01W regains TD strength from JMA) — The JMA starts re-tracking the remnant low of Ex-01W as a tropical depression now located over the South China Sea.^[13][14]

January 12

• 06:00 UTC at 11°N 112°E / 11; 112 (Ex-01W had a pressure drop) — The JMA analyzes Ex-01W's central pressure had slightly dropped to 1004 hPa as it continues to move westwards.^[15][16]

January 13

• 06:00 UTC at 11°N 112°E / 11; 112 (Ex-01W had a pressure drop again) — Tropical Depression Ex-01W's central pressure slightly drops again to 1004 hPa after pressure fluctuations.^[17][18]
• 18:00 UTC at 10.5°N 111.6°E / 10.5; 111.6 (JTWC re-upgrades 01W to TD status; reaches its secondary peak from JTWC) — The JTWC reports the remnants of 01W has regained tropical depression status and subsequently peaked with 1-minute sustained winds of 25 knots (46 km/h; 29 mph) and a central pressure of 1004 hPa.^[7]

January 14

• 18:00 UTC at 9.4°N 110.0°E / 9.4; 110.0 (JTWC downgrades 01W to a weather disturbance) — The JTWC downgrades 01W again to a weather disturbance as it moves to the west-southwest.^[7]

January 16

• 00:00 UTC at 9°N 108°E / 9; 108 (JMA last notes Ex-01W) — The JMA last notes Tropical Depression Ex-01W as it nears the coast of Vietnam; the depression dissipates six hours later.^[19][20]

February

Track of Tropical Depression Bising during early February.

February 3

• 06:00 UTC
  • At 7.4°N 133.0°E / 7.4; 133.0 (Tropical Depression 2 forms) — A tropical depression forms near Palau over the Philippine Sea. The JMA analyzes the system having 10-minute sustained winds of 30 knots (56 km/h; 35 mph) and a central pressure of 1002 hPa.^[21][22]
  • (14:00 PHT) at 7.9°N 133.3°E / 7.9; 133.3 (TD 2 becomes Bising) — The PAGASA names the tropical depression near Palau as Bising as it was within the PAR. The agency assesses the system having 10-minute sustained winds of 45 kilometres per hour (24 kn; 28 mph) and a central pressure of 1004 hPa.^[5]

February 4

• 06:00 UTC at 8.1°N 131.0°E / 8.1; 131.0 (Bising attains lower pressure from JMA) — The JMA analyzes Tropical Depression Bising had attained a lower central pressure of 1000 hPa.^[23]
• 18:00 UTC at 8.9°N 129.8°E / 8.9; 129.8 (Bising re-attains a central pressure of 1000 hPa) — Tropical Depression Bising re-attains its lowest central pressure of 1000 hPa.^[23]

February 5

• 06:00 UTC at 9.9°N 129.3°E / 9.9; 129.3 (Bising attains a central pressure of 1002 hPa) — Tropical Depression Bising's central pressure briefly drops to 1002 hPa as it starts to move to the north-northeast.^[24]
• 18:00 UTC at 11.9°N 129.9°E / 11.9; 129.9 (Bising's central pressure fluctuates back to 1002 hPa) — Tropical Depression Bising's central pressure fluctuates, slightly dropping back to 1002 hPa.^[24]

February 6

• 06:00 UTC
  • At 13.2°N 129.9°E / 13.2; 129.9 (Bising re-attains a central pressure of 1002 hPa) — Tropical Depression Bising's central pressure briefly drops to 1002 hPa agains as it continues its generally northward movement.^[25]
  • (14:00 PHT) at 13.1°N 130.2°E / 13.1; 130.2 (Bising weakens to a LPA from the PAGASA) — Tropical Depression Bising weakens to a low-pressure area, according to the PAGASA as it was now located to the east of Bicol Region.^[5]
• 18:00 UTC at 14.2°N 129.9°E / 14.2; 129.9 (Ex-Bising's re-attains a central pressure of 1002 hPa) — Tropical Depression Ex-Bising's central pressure continues to fluctuate, dropping back to 1002 hPa as it starts to turn south.^[25]

February 7

• 06:00 UTC at 13.4°N 129.5°E / 13.4; 129.5 (Ex-Bising re-attains a central pressure of 1002 hPa) — The JMA analyzes Ex-Bising's central pressure briefly drops to 1002 hPa again.^[26]
• 18:00 UTC at 12.4°N 130.2°E / 12.4; 130.2 (Ex-Bising's central pressure drops to 1002 hPa for the final time) — As Ex-Bising meanders in the same area, its central pressure drops back to 1002 hPa for the final time.^[26] Six hours later, the JMA finally downgrades Ex-Bising to a low-pressure area east of Visayas.^[27]

March

March 19

• 00:00 UTC at 8.2°N 132.4°E / 8.2; 132.4 (Tropical Depression 3 forms) — The JMA reports a tropical depression has formed west-northwest of Palau.^[28]
• 06:00 UTC at 8.8°N 131.1°E / 8.8; 131.1 (TD 3 attains a central pressure of 1008 hPa) — The tropical depression west-northwest of Palau attains its lowest central pressure of 1008 hPa as it moves west-northwest.^[28]

March 20

• 18:00 UTC at 11.7°N 123.6°E / 11.7; 123.6 (TD 3 re-attains its lowest pressure of 1008 hPa) — After crossing Leyte Island, the tropical depression formerly west-northwest of Palau re-attains its lowest central pressure of 1008 hPa over the Visayan Sea.^[29]

March 21

• 06:00 UTC at 12.6°N 123.0°E / 12.6; 123.0 (JMA last notes TD 3) — The JMA last notes the tropical depression formerly over the Visayan Sea after having crossed Masbate Island and had now emerged over the Sibuyan Sea; the depression dissipates six hours later.^[30]

April

April 13

• 00:00 UTC at 7°N 134°E / 7; 134 (Tropical Depression 4 forms) — A tropical depression forms nearly northeast of Palau with a central pressure of 1008 hPa.^[31][32]

April 14

• 06:00 UTC
  • At 10.2°N 130.0°E / 10.2; 130.0 (TD 4 attains its peak from the JMA) — The tropical depression now to the west-northwest of Palau attains 10-minute sustained winds of 30 knots (56 km/h; 35 mph) and a central pressure of 1006 hPa as it nears Visayas.^[33][34]
  • (14:00 PHT) at 10.1°N 130.5°E / 10.1; 130.5 (TD 4 becomes Crising) — The PAGASA names the tropical depression nearing Visayas as Crising, assessing the system having reached its lowest central pressure at 1004 hPa.^[5]

Tropical Depression Crising hours before landfall in the Philippines on April 15.

April 15

• 00:00 UTC (08:00 PHT) at 11.1°N 127.3°E / 11.1; 127.3 (Crising attains its peak winds from PAGASA) — The PAGASA reports Tropical Depression Crising attains its peak 10-minute sustained winds of 55 kilometres per hour (30 kn; 34 mph) as it continues moving toward Samar Island.^[5]
• 06:00 UTC at 11.3°N 127.0°E / 11.3; 127.0 (Crising attains its lowest pressure again per JMA) — The JMA reports Crising re-attained its lowest central pressure of 1006 hPa.^[35][36]
• 10:30 UTC (18:30 PHT) at 11.3°N 125.6°E / 11.3; 125.6 (Crising makes landfall on Samar) — Tropical Depression Crising strikes Hernani, Eastern Samar.^[5]
• 12:00 UTC (20:00 PHT) at 11.5°N 125.0°E / 11.5; 125.0 (Crising weakens to a LPA per PAGASA) — The PAGASA assesses Crising has weakened to a remnant low as it continues to cross Samar Island.^[5]

April 16

• 06:00 UTC at 11°N 122°E / 11; 122 (Ex-Crising attains its second lowest pressure again per JMA) — After crossing Visayas and emerging off Panay Island, the JMA determines Ex-Crising re-attained a central pressure of 1008 hPa.^[37][38]
• 18:00 UTC at 13°N 118°E / 13; 118 (Ex-Crising attains its second lowest pressure again for the 3rd time per JMA) — Tropical Depression Ex-Crising's central pressure slightly drops to 1008 hPa after briefly fluctuating as the system moves over the South China Sea. ^[37]

April 18

• 00:00 UTC at 15.3°N 116.9°E / 15.3; 116.9 (Ex-Crising becomes 02W) — The JTWC designates Ex-Crising as 02W as it moves north-northeast over the South China Sea. Subsequently, the agency determines the system peaked with 1-minute sustained winds of 25 knots (46 km/h; 29 mph) and a central pressure of 1004 hPa.^{[nb 2][7]}
• 06:00 UTC at 16°N 117°E / 16; 117 (02W attains pressure of 1008 hPa again for the 4th time) — Tropical Depression 02W re-attains a central pressure of 1008 hPa for the fourth time, according to the JMA.^[39][40]

April 19

• 06:00 UTC at 18°N 118°E / 18; 118 (02W attains pressure of 1008 hPa again for the final time) — 02W's central pressure fluctuates down to 1008 hPa for the final time as it turns to the northeast.^[41][42]
• 12:00 UTC at 19.1°N 118.8°E / 19.1; 118.8 (02W weakens to a weather disturbance per JTWC) — The JTWC downgrades 02W to a weather disturbance as it enters Luzon Strait.^[7]

April 20

• 00:00 UTC at 21°N 121°E / 21; 121 (JMA last notes Ex-02W) — The JMA last notes Ex-02W as it moves northeastward across the Luzon Strait; the system dissipates six hours later.^[43][44]

Track of Muifa during late April.

April 22

• 18:00 UTC at 8.6°N 143.9°E / 8.6; 143.9 (Tropical Depression 5 forms) — The JMA determines the formation of a tropical depression south of Guam.^[1]

April 25

• 00:00 UTC at 12.6°N 136.3°E / 12.6; 136.3 (TD 5 becomes 03W) — The JTWC designates the tropical depression now west-southwest of Guam as 03W with its pressure dropping to 1004 hPa as it slows down while moving west-northwest.^[7]
• 18:00 UTC
  • At 13.1°N 136.0°E / 13.1; 136.0 (TD 03W becomes TS Muifa) — The JMA upgrades 03W to a tropical storm, naming it Muifa, becoming the first named storm of the season. Subsequently, it peaked with 10-minute sustained winds of 35 knots (65 km/h; 40 mph) and a central pressure of 1002 hPa.^[1]
  • At 12.9°N 135.4°E / 12.9; 135.4 (Muifa becomes a TS per JTWC) — The JTWC follows suit and upgrades Muifa to a tropical storm as well.^[7]

April 26

• 00:00 UTC (08:00 PHT) at 13.4°N 135.0°E / 13.4; 135.0 (Muifa enters PAR as TS Dante and subsequently peaked) — The PAGASA reports Tropical Storm Muifa had entered the PAR and was named Dante while at its peak intensity of 10-minute sustained winds of 65 kilometres per hour (35 kn; 40 mph) and a central pressure of 998 hPa.^[5]
• 18:00 UTC at 14.6°N 134.4°E / 14.6; 134.4 (Muifa attains its peak per JTWC) — The JTWC assesses Muifa (Dante) has attained its peak intensity with 1-minute sustained winds of 40 knots (74 km/h; 46 mph) and a central pressure of 993 hPa as it turns to the north-northeast.^[7]

April 27

• 06:00 UTC at 15.9°N 134.7°E / 15.9; 134.7 (Muifa weakens to a TD per JMA) — The JMA downgrades Muifa (Dante) back to a tropical depression.^[1]
• 12:00 UTC
  • At 17.0°N 134.6°E / 17.0; 134.6 (Muifa weakens to a TD per JTWC) — The JTWC follows suit and downgrades Muifa (Dante) to a tropical depression as it picks up speed.^[7]
  • (20:00 PHT) at 16.4°N 134.8°E / 16.4; 134.8 (Muifa weakens to a TD per PAGASA) — The PAGASA follows suit and downgrades Muifa (Dante) to a tropical depression as it was about to leave the PAR.^[5]
• 14:00 UTC (22:00 PHT) at 16.9°N 135.1°E / 16.9; 135.1 (Muifa (Dante) leaves PAR) — The PAGASA reports Muifa (Dante) has left the PAR.^[45]

April 28

• 00:00 UTC at 18.4°N 135.5°E / 18.4; 135.5 (Muifa weakens to a weather disturbance per JTWC) — The JTWC downgrades Muifa further to a weather disturbance as it moves northeast.^[7]

April 29

• 06:00 UTC at 22.7°N 141.8°E / 22.7; 141.8 (JMA last notes TD Muifa) — The JMA last notes Muifa as it becomes embedded on a stationary front; the depression fully embeds six hours later.^[1]

June

June 10

• 00:00 UTC at 13.0°N 119.0°E / 13.0; 119.0 (Tropical Depression 6 forms) — The JMA marks a tropical depression over the South China Sea west of Mindoro.^[1]
• 18:00 UTC at 15.6°N 117.5°E / 15.6; 117.5 (TD 6 becomes 04W) — The JTWC tags the tropical depression west of Mindoro as Tropical Depression 04W.^[7]

June 11

• 00:00 UTC at 16.0°N 116.8°E / 16.0; 116.8 (04W becomes TS Merbok) — The JMA upgrades 04W to a tropical storm, naming it Merbok as it moves generally northwards.^[1]
• 06:00 UTC at 17.6°N 116.4°E / 17.6; 116.4 (JTWC upgrades Merbok to a TS) — The JTWC reports Merbok has strengthened to a tropical storm with its pressure slightly dropping to 996 hPa on their analysis.^[7]

Merbok approaching China on June 12.

June 12

• 00:00 UTC at 20.2°N 115.0°E / 20.2; 115.0 (Merbok peaks per JTWC) — The JTWC reports Tropical Storm Merbok has peaked with 1-minute sustained winds of 45 knots (83 km/h; 52 mph) and a central pressure of 989 hPa as it nears South China.^[7]
• 06:00 UTC at 21.2°N 114.5°E / 21.2; 114.5 (Merbok intensifies to a STS) — The JMA further upgrades Merbok to a severe tropical storm as it moves closer to land.^[1]
• 12:00 UTC at 22.0°N 114.4°E / 22.0; 114.4 (Merbok peaks per JMA) — The JMA reports Severe Tropical Storm Merbok has peaked with 10-minute sustained winds of 55 knots (102 km/h; 63 mph) and a central pressure of 985 hPa as it was about to make landfall.^[1]
• 15:00 UTC (23:00 CST) at 22.5°N 114.5°E / 22.5; 114.5 (Merbok makes landfall on China) — Merbok makes landfall on Dapeng Peninsula, Shenzhen, Guangdong.^[46][47]
• 18:00 UTC at 22.9°N 114.6°E / 22.9; 114.6 (Merbok weakens to a TS per JMA) — The JMA downgrades Merbok to a tropical storm as it moves further inland.^[1]

June 13

• 00:00 UTC
  • At 24.0°N 115.0°E / 24.0; 115.0 (Merbok weakens to a TD per JMA) — The JMA reports Merbok has weakened further to a tropical depression.^[1]
  • At 23.8°N 114.9°E / 23.8; 114.9 (JTWC last notes TD Merbok) — The JTWC last notes Merbok as it weakens to a tropical depression.^[7]
• 06:00 UTC at 25.5°N 115.7°E / 25.5; 115.7 (JMA last notes Merbok) — The JMA last notes Tropical Depression Merbok as it embeds itself on a stationary front over China; the system fully embeds six hours later.^[1]

June 28

• 00:00 UTC at 20.7°N 133.0°E / 20.7; 133.0 (Tropical Depression 7 forms) — A tropical depression forms over the Philippine Sea southwest of Okinawa Island.^[48]

June 30

• 18:00 UTC at 30.5°N 130.7°E / 30.5; 130.7 (TD 7 attains a central pressure of 1008 hPa) — After the tropical depression passes west of Okinawa and recurves to the northeast, it attains its lowest pressure of 1008 hPa as it parallels the southern coastline of Japan.^[49]

July

July 1

• 00:00 UTC at 31.5°N 133.0°E / 31.5; 133.0 (TD 7 weakens to a low-pressure area) — The tropical depression south of Japan weakens to a low-pressure area.^[50]
• 06:00 UTC
  • At 32.1°N 135.1°E / 32.1; 135.1 (Ex-TD 7 regains TD status) — The remnants of a tropical depression south of Japan regain tropical depression status with a central pressure of 1010 hPa.^[50]
  • At 15.0°N 132.2°E / 15.0; 132.2 (Tropical Depression 8 forms) — Another tropical depression forms in the Philippine Sea.^[1]
• 12:00 UTC at 32.4°N 137.7°E / 32.4; 137.7 (JMA last notes TD 7) — The JMA last notes the tropical depression south of Japan as it moves eastward away from the coastline; it dissipates six hours later.^[50]
• 18:00 UTC
  • At 19.4°N 128.2°E / 19.4; 128.2 (TD 8 becomes 05W) — As the tropical depression moves northwest at a quick pace, the JTWC designated the system as 05W.^[7]
  • (02:00 PHT, July 2) at 18.1°N 129.2°E / 18.1; 129.2 (PAGASA names 05W as TD Emong) — The PAGASA names 05W as Tropical Depression Emong.^[5]

July 2

• 00:00 UTC
  • At 20.7°N 127.1°E / 20.7; 127.1 (TD 05W becomes TS Nanmadol) — The JMA upgrades 05W (Emong) to a tropical storm, naming it Nanmadol as it continues to move northwestward.^[1]
  • At 20.7°N 126.9°E / 20.7; 126.9 (JTWC upgrades Nanmadol to a TS) — The JTWC follows in upgrading Nanmadol (Emong) to a tropical storm at a low central pressure of 996 hPa.^[7]
• 03:00 UTC (11:00 PHT) at 21.2°N 126.1°E / 21.2; 126.1 (PAGASA upgrades Nanmadol (Emong) to a TS) — The PAGASA reports Nanmadol (Emong) has strengthened to a tropical storm.^[51][52]
• 18:00 UTC
  • At 24.7°N 124.1°E / 24.7; 124.1 (Nanmadol becomes a STS per JMA) — The JMA reports Nanmadol (Emong) has further intensified to a severe tropical storm after passing very close to Ishigaki Island.^[1]
  • (02:00 PHT, July 3) at 24.8°N 124.0°E / 24.8; 124.0 (PAGASA upgrades Nanmadol (Emong) to a STS, reaches its peak within PAR) — The PAGASA reports Nanmadol (Emong) has intensified to a severe tropical storm as it was about to leave the PAR, reaching its peak with 10-minute sustained winds of 95 kilometres per hour (51 kn; 59 mph) and a central pressure of 987 hPa.^[5]
• 20:00 UTC (04:00 PHT, July 3) at 25.2°N 124.0°E / 25.2; 124.0 (Nanmadol (Emong) leaves PAR) — Severe Tropical Storm Nanmadol (Emong) leaves the PAR, as reported by PAGASA.^[53]

July 3

• 06:00 UTC at 27.7°N 125.0°E / 27.7; 125.0 (Nanmadol reaches its peak per JMA) — The JMA reports Nanmadol has reached its peak intensity with 10-minute sustained winds of 55 knots (102 km/h; 63 mph) and a central pressure of 985 hPa as it began moving northeast.^[1]
• 09:00 UTC at 28.7°N 125.6°E / 28.7; 125.6 (Nanmadol reaches its peak as a Cat 1 typhoon per JTWC) — The JTWC upgrades Nanmadol to a Category 1 typhoon, subsequently peaking at 1-minute sustained winds of 65 knots (120 km/h; 75 mph) and a lower central pressure of 974 hPa.^[7]
• 12:00 UTC at 29.6°N 126.1°E / 29.6; 126.1 (Nanmadol weakens back to TS per JTWC) — The JTWC downgrades Nanmadol to a tropical storm not long after its peak.^[7]
• 23:00 UTC (08:00 JST, July 4) at 32.7°N 130.0°E / 32.7; 130.0 (Nanmadol 1st landfall) — Severe Tropical Storm Nanmadol makes its first landfall on Nagasaki City, Nagasaki Prefecture at Kyushu.^[1]

Nanmadol moving across southern Japan on July 4.

July 4

• 00:00 UTC
  • At 15.8°N 134.4°E / 15.8; 134.4 (Tropical Depression 9 forms) — Another tropical depression forms over the Philippine Sea.^[54]
  • At 32.8°N 130.4°E / 32.8; 130.4 (JTWC analyzes a pressure drop on Nanmadol's pressure) — While still traversing Kyushu, the JTWC reports a brief pressure drop at Nanmadol to 985 hPa.^[7]
• 03:00 UTC (12:00 JST) at 33.2°N 132.3°E / 33.2; 132.3 (Nanmadol 2nd landfall) — After briefly emerging over the Seto Inland Sea, Nanmadol makes its second landfall on Uwajima City, Ehime Prefecture at Shikoku.^[1]
• 06:00 UTC at 17.3°N 132.9°E / 17.3; 132.9 (TD 9 attains a central pressure of 1010 hPa) — While moving northwest over the Philippine Sea, the tropical depression's central pressure drops slightly to 1010 hPa.^[54]
• 08:00 UTC (17:00 JST) at 33.7°N 135.4°E / 33.7; 135.4 (Nanmadol 3rd landfall) — Emerging off the coast of Shikoku, Nanmadol proceeds to cross the Kii Channel and make its third landfall on Tanabe City, Wakayama Prefecture at southern Honshu.^[1]

July 5

• 00:00 UTC at 36.1°N 146.0°E / 36.1; 146.0 (Nanmadol turns extratropical per JMA) — Now moving away from Japan, Nanmadol turns extratropical over the Pacific Ocean.^[1]
• 06:00 UTC at 36.9°N 150.1°E / 36.9; 150.1 (JTWC last notes Extratropical Nanmadol) — The JTWC last notes Nanmadol as it turns extratropical based on their analysis.^[7]

July 6

• 06:00 UTC at 24.6°N 124.4°E / 24.6; 124.4 (TD 9 attains 10-min winds of 30 knots) — The JMA analyzes the tropical depression formerly over the Philippine Sea of having 10-minute sustained winds of 30 knots (56 km/h; 35 mph) with its central pressure dropping back to 1010 hPa as it enters the East China Sea after moving near Ishigaki Island.^[55][56]

July 7

• 00:00 UTC at 30.7°N 125.3°E / 30.7; 125.3 (JMA last notes TD 9) — The JMA last notes the tropical depression over the East China Sea as it was getting absorbed by a stationary front stemming from the extratropical remnants of Nanmadol; it was fully absorbed six hours later.^[57]

July 8

• 12:00 UTC at 53.1°N 177.7°W / 53.1; -177.7 (Extratropical Nanmadol leaves the WestPac basin) — The JMA last notes the extratropical remnants of Nanmadol as it had crossed the International Date Line (IDL).^[1]

July 11

• 00:00 UTC at 24.4°N 139.8°E / 24.4; 139.8 (Tropical Depression 10 forms) — The JMA marks a tropical depression near the Ogasawara Islands.^[58]

July 12

• 18:00 UTC at 24.7°N 141.1°E / 24.7; 141.1 (TD 10 attains its lowest pressure) — The tropical depression near the Ogasawara Islands attains its lowest central pressure of 1006 hPa as it struggles with a weak steering environment.^[59]

July 13

• 06:00 UTC at 25.9°N 141.8°E / 25.9; 141.8 (TD 10 attains 10-min winds of 30 knots) — The JMA assesses the tropical depression near the Ogasawara Islands of having 10-minute sustained winds of 30 knots (56 km/h; 35 mph).^[60][61]

July 14

• 00:00 UTC at 16.0°N 114.1°E / 16.0; 114.1 (Tropical Depression 11 forms) — A tropical depression forms over the South China Sea.^[1]

July 15

• 00:00 UTC at 16.9°N 112.3°E / 16.9; 112.3 (TD 11 becomes 06W) — The JTWC designates the tropical depression over the South China Sea as 06W as it moves to the west-northwest.^[7]
• 06:00 UTC
  • At 16.9°N 111.7°E / 16.9; 111.7 (06W becomes TS Talas) — Tropical Depression 06W intensifies to a tropical storm, gaining the name Talas.^[1]
  • At 33.2°N 145.0°E / 33.2; 145.0 (JMA last notes TD 10) — The JMA last notes the tropical depression formerly near the Ogasawara Islands as it moves northeast, dissipating six hours later.^[62]
• 18:00 UTC at 17.6°N 110.1°E / 17.6; 110.1 (JTWC upgrades Talas to a TS) — The JTWC upgrades Talas to a tropical storm as it moves south of Hainan.^[7]

Track of Talas during mid-July.

July 16

• 00:00 UTC at 36.2°N 148.3°E / 36.2; 148.3 (TD 10 reforms for a brief period) — The JMA reports the remnants of a tropical depression formerly near the Ogasawara Islands briefly re-formed as it attains a central pressure of 1012 hPa before dissipating again six hours later.^[63]
• 06:00 UTC
  • At 18.0°N 108.5°E / 18.0; 108.5 (Talas becomes a STS) — The JMA upgrades Talas to a severe tropical storm, attaining its maximum 10-minute winds of 50 knots (93 km/h; 58 mph) as it enters the Gulf of Tonkin.^[1]
  • At 18.3°N 108.3°E / 18.3; 108.3 (Talas peaks per JTWC) — The JTWC reports Talas has reached its peak with 1-minute sustained winds of 50 knots (93 km/h; 58 mph) and a central pressure of 985 hPa as it approaches Vietnam.^[7]
• 18:00 UTC (01:00 ICT, July 17) at 18.5°N 105.6°E / 18.5; 105.6 (Talas makes landfall on Vietnam) — Severe Tropical Storm Talas makes landfall on Central Vietnam at its lowest central pressure of 985 hPa per the JMA.^[1][64]

July 17

• 00:00 UTC at 18.9°N 104.0°E / 18.9; 104.0 (Talas weakens to a TS per JMA) — The JMA downgrades Talas to a tropical storm after it had crossed to Laos.^[1]
• 06:00 UTC at 19.0°N 101.9°E / 19.0; 101.9 (Talas weakens to a TD per JTWC) — The JTWC downgrades Talas to a tropical depression as it is about to cross over Thailand.^[7]
• 12:00 UTC
  • At 19.2°N 100.9°E / 19.2; 100.9 (Talas weakens to a TD per JMA) — The JMA further downgrades Talas to a tropical depression.^[1]
  • At 19.5°N 100.2°E / 19.5; 100.2 (JTWC last notes Talas as it weakens to a disturbance) — The JTWC last notes Talas as it had weakened to a weather disturbance.^[7]
• 18:00 UTC at 19.5°N 100.4°E / 19.5; 100.4 (JMA last notes Talas) — The JMA last notes Talas as it further weakens; the system dissipates six hours later.^[1]

July 19

• 06:00 UTC at 26.1°N 162.1°E / 26.1; 162.1 (Tropical Depression 12 forms) — The JMA marks a tropical depression over the Pacific Ocean north-northwest of Wake Island.^[1]

Track of Noru during late July to early August.

July 20

• 00:00 UTC at 23.0°N 178.1°E / 23.0; 178.1 (Tropical Depression 13 forms) — Another tropical depression forms near the IDL southwest of Midway Atoll.^[1]
• 12:00 UTC at 27.4°N 159.0°E / 27.4; 159.0 (TD 12 becomes TS Noru) — The tropical depression to the north-northwest of Wake Island becomes a named tropical storm, Noru as it moves west-northwest.^[1]
• 18:00 UTC
  • At 27.9°N 158.2°E / 27.9; 158.2 (JTWC tracks on Noru) — The JTWC starts tracking on Noru as a tropical depression.^[7]
  • At 16.9°N 115.3°E / 16.9; 115.3 (TD 08W forms) — The JTWC reports Tropical Depression 08W has formed over the South China Sea.^[7]
  • At 24.9°N 177.1°E / 24.9; 177.1 (TD 13 becomes TD 09W) — The JTWC designates the tropical depression near the IDL as 09W.^[7]

July 21

• 00:00 UTC at 17.5°N 114.7°E / 17.5; 114.7 (JMA tracks on TD 08W) — The JMA starts tracking on 08W as it gradually decelerates to the west-northwest.^[1]
• 06:00 UTC
  • At 26.4°N 177.3°E / 26.4; 177.3 (09W strengthens to TS Kulap) —The JMA upgrades 09W to a tropical storm, naming it Kulap.^[1]
  • At 18.6°N 124.3°E / 18.6; 124.3 (Tropical Depression 15 forms) — A tropical depression forms northeast of Luzon.^[1]
  • At 26.7°N 177.1°E / 26.7; 177.1 (JTWC also upgrades Kulap to a TS) —The JTWC follows suit and upgrades Kulap to a tropical storm as it moves northward.^[7]
  • At 27.9°N 156.1°E / 27.9; 156.1 (JTWC upgrades Noru to a TS) — The JTWC upgrades Noru to a tropical storm as it continues its westward movement.^[7]
  • At 17.5°N 114.3°E / 17.5; 114.3 (TD 08W had a pressure drop per JTWC) — The JTWC reports 08W's central pressure had slightly dropped to 1000 hPa.^[7]
• 18:00 UTC
  • At 30.3°N 175.1°E / 30.3; 175.1 (Kulap attains its highest 10-min. winds) —The JMA analyzes Kulap has attained its peak 10-minute winds of 40 kn (74 km/h; 46 mph) as it turns to the west.^[1]
  • At 19.7°N 122.0°E / 19.7; 122.0 (TD 15 becomes TD 10W) — The JTWC designates the tropical depression northeast of Luzon as 10W.^[7]
  • At 17.7°N 113.1°E / 17.7; 113.1 (TD 08W attains pressure of 1000 hPa per JTWC) — After a brief rise in pressure, 08W re-attains again a central pressure of 1000 hPa.^[7]
  • (02:00 PHT, July 22) at 19.6°N 122.8°E / 19.6; 122.8 (PAGASA names 10W as TD Fabian) — The PAGASA names 10W as Tropical Depression Fabian as it approaches the Batanes Islands.^[5]
• 21:00 UTC (05:00 PHT, July 22) at 20.3°N 121.3°E / 20.3; 121.3 (TD 10W (Fabian) reaches its peak 10-min. winds from PAGASA) — The PAGASA assesses 10W (Fabian) attains its maximum 10-minute sustained winds of 55 km/h (30 kn; 34 mph) as it crosses the Balintang Channel.^[65]

July 22

• 00:00 UTC
  • At 30.5°N 172.2°E / 30.5; 172.2 (JTWC reports Kulap has peaked) —The JTWC assesses Kulap has peaked with 1-minute sustained winds of 50 kn (93 km/h; 58 mph) and a central pressure of 985 hPa.^[7]
  • (08:00 PHT) at 20.4°N 121.0°E / 20.4; 121.0 (TD 10W (Fabian) reaches its lowest pressure from PAGASA) — The PAGASA analyzes 10W (Fabian) has attained its lowest pressure of 1002 hPa.^[5]
• 06:00 UTC
  • At 21.2°N 119.0°E / 21.2; 119.0 (10W becomes TS Roke) — The JMA upgrades 10W (Fabian) to a tropical storm, naming it Roke, subsequently attaining its highest 10-minute winds of 35 kn (65 km/h; 40 mph).^[1]
  • At 21.1°N 119.0°E / 21.1; 119.0 (Roke attains its peak from the JTWC as a TS) — The JTWC upgrades Roke to a tropical storm as well, peaking with 1-minute sustained winds of 35 kn (65 km/h; 40 mph) and a central pressure of 996 hPa.^[7]
  • (14:00 PHT) at 21.2°N 119.2°E / 21.2; 119.2 (TD Roke (Fabian) leaves PAR) — The PAGASA reports Tropical Depression Roke (Fabian) has left the PAR.^[5]
• 12:00 UTC at 21.6°N 117.9°E / 21.6; 117.9 (Roke attains its lowest pressure per JMA) — The JMA analyzes Roke's central pressure is at its lowest at 1002 hPa while the system approaches Southern China.^[1]
• 18:00 UTC at 28.6°N 151.9°E / 28.6; 151.9 (Noru becomes a STS) — The JMA upgrades Noru to a severe tropical storm as it turns southward, located to the northwest of Minamitorishima Island.^[1]

Two tropical cyclones near and over China: Roke (north) lashing southern China and Sonca (south) meandering over the South China Sea on July 23.

July 23

• 00:00 UTC
  • At 17.6°N 111.6°E / 17.6; 111.6 (08W becomes TS Sonca) — The JMA upgrades 08W to Tropical Storm Sonca as it slowly turns to the south, subsequently attaining its highest 10-minute winds of 35 kn (65 km/h; 40 mph).^[1] Similarly, the JTWC also upgrades the system to a tropical storm.^[7]
  • At 22.3°N 114.8°E / 22.3; 114.8 (Roke weakens to a TD per the JTWC) — The JTWC downgrades Roke to a tropical depression as it is about to make landfall near Hong Kong.^[7]
• 01:40 UTC (09:40 HKT) at 22.4°N 114.3°E / 22.4; 114.3 (Roke strikes northeastern Hong Kong) — Roke makes landfall on Sai Kung Town.^[66]
• 06:00 UTC
  • At 30.8°N 166.5°E / 30.8; 166.5 (Kulap attains its lowest pressure) — The JMA analyzes Kulap has attained its lowest pressure of 1002 hPa while maintaining its maximum winds.^[1]
  • At 22.8°N 113.2°E / 22.8; 113.2 (Roke weakens to a TD per JMA) — The JMA downgrades Roke to a tropical depression after crossing the Pearl River.^[1]
  • At 28.1°N 151.2°E / 28.1; 151.2 (Noru becomes a Cat 1 typhoon) — Noru becomes a Category 1 typhoon from the JTWC as it makes a u-turn towards the southeast.^[7]
  • At 22.8°N 113.7°E / 22.8; 113.7 (JTWC last notes Roke) — The JTWC last notes Roke as it weakens to a tropical disturbance.^[7]
• 12:00 UTC
  • At 28.0°N 151.4°E / 28.0; 151.4 (Noru becomes a typhoon per JMA) — The JMA further upgrades Noru to a typhoon as it moves slowly.^[1]
  • At 22.9°N 110.5°E / 22.9; 110.5 (JMA last notes Roke) — The JMA last notes Tropical Depression Roke as it dissipates over Guangdong; the system fully dissipates six hours later.^[1]
• 18:00 UTC at 27.5°N 151.6°E / 27.5; 151.6 (Noru becomes a Cat 2 typhoon) — The JTWC upgrades Noru to a Category 2 typhoon as it gradually accelerates.^[7]

July 24

• 00:00 UTC
  • At 27.2°N 152.2°E / 27.2; 152.2 (Noru attains initial peak per JMA) — The JMA analyzes Typhoon Noru has attained an initial peak of 10-minute sustained winds of 70 knots (130 km/h; 81 mph) and a central pressure of 970 hPa.^[1]
  • At 27.1°N 152.3°E / 27.1; 152.3 (Noru attains initial peak per JTWC) — Likewise, the JTWC assesses Noru has peaked initially with 1-minute sustained winds of 90 knots (170 km/h; 100 mph) and a central pressure of 956 hPa.^[7]
  • At 32.1°N 162.8°E / 32.1; 162.8 (Kulap attains secondary peak per JTWC) — The JTWC assesses Kulap has attained a secondary peak with 1-minute sustained winds of 45 knots (83 km/h; 52 mph) and a central pressure of 989 hPa as it was starting to interact with Kulap.^[7]
• 12:00 UTC at 16.9°N 110.1°E / 16.9; 110.1 (Sonca peaks per the JTWC) — The JTWC analyzes Sonca has peaked with 1-minute sustained winds of 45 knots (83 km/h; 52 mph) and a central pressure of 989 hPa as it passes to the south of Hainan.^[7]
• 18:00 UTC at 16.9°N 109.5°E / 16.9; 109.5 (Sonca attains lowest pressure per JMA) — The JMA assesses Sonca's central pressure dropped to 994 hPa as the system gradually accelerates westward.^[1]

Two tropical cyclones undergoing a Fujiwhara effect with the stronger Noru (south) starting to absorb the weaker Kulap (north) on July 25.

July 25

• 06:00 UTC
  • At 12.8°N 129.2°E / 12.8; 129.2 (Tropical Depression 16 forms) — A tropical depression forms over the Philippine Sea east of Bicol Region.^[1]
  • (14:00 PHT) at 13.2°N 129.2°E / 13.2; 129.2 (PAGASA designates TD 16 as Gorio) — The PAGASA names the tropical depression over the Philippine Sea as Gorio.^[5]
• 08:00 UTC (15:00 ICT) at 16.8°N 107.0°E / 16.8; 107.0 (Sonca makes landfall on Vietnam) — Sonca makes landfall on Quảng Trị province.^[67]
• 12:00 UTC
  • At 16.8°N 106.5°E / 16.8; 106.5 (Sonca weakens to a TD per JMA) — The JMA downgrades Sonca to a tropical depression after making landfall and emerging over Laos.^[1]
  • At 26.2°N 158.2°E / 26.2; 158.2 (Noru had a pressure drop per JTWC) — The JTWC assesses Typhoon Noru's central pressure briefly drops to 959 hPa as the typhoon turns north.^[7]
  • At 32.2°N 153.7°E / 32.2; 153.7 (Kulap weakens to a TD per JTWC) — The JTWC downgrades Kulap to a tropical depression as it turns to the west-southwest.^[7]
• 18:00 UTC
  • At 32.0°N 152.3°E / 32.0; 152.3 (Kulap weakens to a TD per JMA) — The JMA follows suit in downgrading Kulap to a tropical depression as it becomes entangled with the stronger Typhoon Noru.^[1]
  • At 14.5°N 128.3°E / 14.5; 128.3 (TD Gorio intensifies to TS Nesat) — The JMA upgrades Gorio to a tropical storm, naming it Nesat as it moves northward.^[1]
  • At 15.1°N 128.3°E / 15.1; 128.3 (JTWC tracks on Nesat as a TS) — The JTWC starts tracking on Nesat as a tropical storm.^[7]
  • At 27.0°N 158.4°E / 27.0; 158.4 (Noru weakens to a Cat 1 typhoon) — The JTWC downgrades Noru to a Category 1 typhoon as it continues to interact with Kulap, turning northwestward, thus completing a counter-clockwise loop over the Pacific Ocean.^[7]
• 18:00 UTC at 23.9°N 171.2°E / 23.9; 171.2 (Tropical Depression 17 forms) — A tropical depression forms near the IDL northeast of Wake Island.^[68]

July 26

• 00:00 UTC
  • At 16.4°N 104.1°E / 16.4; 104.1 (JTWC last notes Sonca) — The JTWC last notes Sonca as it weakens to a tropical depression while over Thailand.^[7]
  • (08:00 PHT) at 15.5°N 127.5°E / 15.5; 127.5 (PAGASA upgrades Nesat (Gorio) to a TS) — The PAGASA upgrades Nesat (Gorio) to a tropical storm as it was now to the east of Central Luzon.^[5]
• 06:00 UTC at 31.2°N 149.9°E / 31.2; 149.9 (Kulap's pressure slightly drops per JMA) — The JMA analyzes Kulap's central pressure slightly drops to 1002 hPa as it turns to the southwest.^[1]
• 18:00 UTC
  • At 24.0°N 173.4°E / 24.0; 173.4 (TD 17 attains 10-min winds of 30 knots) — The tropical depression near the IDL attains 10-minute sustained winds of 30 kn (56 km/h; 35 mph) and a central pressure of 1006 hPa as it slows down.^[69][70]
  • At 17.3°N 127.7°E / 17.3; 127.7 (Nesat attains its initial low pressure per JTWC) — The JTWC analyzes Nesat (Gorio)'s central pressure has dropped to 985 hPa before rising again as the system turns to the north-northwest.^[7]
  • At 29.1°N 147.8°E / 29.1; 147.8 (Kulap weakens to a weather disturbance per JTWC) — The JTWC assesses Kulap has weakened to a tropical disturbance as it was getting absorbed into Noru's circulation.^[7]

July 27

• 00:00 UTC at 17.5°N 127.6°E / 17.5; 127.6 (Nesat intensifies to a STS) — The JMA further upgrades Nesat (Gorio) to a severe tropical storm as it slowly accelerates.^[1]
• 06:00 UTC (14:00 PHT) at 17.8°N 127.4°E / 17.8; 127.4 (PAGASA upgrades Nesat (Gorio) to a STS) — The PAGASA follows suit and upgrades Nesat (Gorio) to a severe tropical storm.^[5]
• 12:00 UTC at 19.2°N 117.8°E / 19.2; 117.8 (Tropical Depression 18 develops) — A tropical depression forms over the South China Sea west of Luzon.^[1]
• 18:00 UTC at 30.3°N 146.8°E / 30.3; 146.8 (Noru had another brief pressure drop per JTWC) — Typhoon Noru's central pressure slightly drops to 970 hPa as it absorbs the remnants of Kulap.^[7]

July 28

• 00:00 UTC
  • At 29.6°N 145.2°E / 29.6; 145.2 (Noru weakens to a STS per JMA) — The JMA downgrades Noru to a severe tropical storm as it turns to the southwest.^[1]
  • At 27.1°N 149.2°E / 27.1; 149.2 (JMA last notes Kulap) — The JMA last notes Kulap as it loops to the north due to its interaction with Noru; the system was fully absorbed six hours later.^[1]
• 06:00 UTC
  • At 20.6°N 125.2°E / 20.6; 125.2 (Nesat intensifies to a typhoon per JMA) — The JMA reports Nesat (Gorio) has further strengthened to a typhoon as it turns to the northwest.^[1]
  • At 20.7°N 125.2°E / 20.7; 125.2 (Nesat intensifies to a Category 1 typhoon per JTWC) — The JTWC assesses Nesat (Gorio) has intensified to a Category 1 typhoon.^[7]
  • At 19.2°N 116.2°E / 19.2; 116.2 (TD 18 becomes TD 12W) — The JTWC designates the tropical depression over the South China Sea as 12W as it turns to the southwest.^[7]
  • (14:00 PHT) at 20.4°N 125.2°E / 20.4; 125.2 (PAGASA upgrades Nesat (Gorio) to a typhoon) — The PAGASA follows suit and upgrades Nesat (Gorio) to a typhoon.^[5]
• 18:00 UTC
  • At 18.0°N 115.8°E / 18.0; 115.8 (TD 12W becomes TS Haitang) — The JMA upgrades 12W to a tropical storm, designating it Haitang.^[1]
  • At 21.7°N 123.5°E / 21.7; 123.5 (Nesat attains its peak per JMA) — The JMA reports Nesat (Gorio) has attained its peak intensity with 10-minute sustained winds of 80 knots (150 km/h; 92 mph) and a central pressure of 960 hPa as it turns north-northwestward.^[1]
  • At 18.2°N 116.0°E / 18.2; 116.0 (JTWC upgrades Haitang to a TS) — The JTWC upgrades Haitang to a tropical storm as it turns to the east-northeast.^[7]
  • (02:00 PHT, July 29) at 21.7°N 123.6°E / 21.7; 123.6 (Nesat (Gorio) peaks per PAGASA) — The PAGASA reports Nesat (Gorio) has peaked with 10-minute sustained winds of 145 kilometres per hour (78 kn; 90 mph) and a central pressure of 957 hPa as it moves towards Taiwan.^[5]

Three tropical cyclones active on the Western Pacific on July 29: Haitang (center-left) over the South China Sea following Nesat (center-right) on approach to Taiwan, and Noru (top-right) traversing the Pacific Ocean. The remnants of Sonca (farthest-left) were also visible over Indochina.

July 29

• 00:00 UTC at 18.3°N 116.3°E / 18.3; 116.3 (Haitang reaches its max. 1-min winds) — The JTWC assesses Haitang has attained its peak 1-minute sustained winds of 40 knots (74 km/h; 46 mph) as it gradually accelerates.^[7]
• 06:00 UTC
  • At 17.9°N 103.8°E / 17.9; 103.8 (Sonca's pressure slightly drops) — As it weakens and meanders over land, Sonca's central pressure slightly drops to 1002 hPa.^[1]
  • At 23.4°N 122.8°E / 23.4; 122.8 (Nesat becomes a Category 2 typhoon) — The JTWC further upgrades Nesat (Gorio) to a Category 2 typhoon as it nears Taiwan.^[7]
• 09:00 UTC at 24.1°N 122.4°E / 24.1; 122.4 (Nesat peaks per the JTWC) — The JTWC reports Nesat (Gorio) has attained its peak intensity with 1-minute sustained winds of 85 knots (157 km/h; 98 mph) and a central pressure of 959 hPa as it is about to make landfall.^[7]
• 11:40 UTC (07:40 TST) at 24.8°N 121.8°E / 24.8; 121.8 (Nesat strikes Taiwan) — Typhoon Nesat (Gorio) makes landfall on Suao Township, Yilan County.^[71]
• 12:00 UTC
  • At 18.0°N 103.6°E / 18.0; 103.6 (JMA last notes Sonca) — The JMA last notes Tropical Depression Sonca; the system dissipates six hours later over Thailand.^[1]
  • At 33.4°N 170.1°E / 33.4; 170.1 (TD 17 turns extratropical) — After recurving to the northwest, the tropical depression near the IDL turns extratropical and accelerates.^[72]
  • At 24.7°N 121.8°E / 24.7; 121.8 (Nesat weakens to a Category 1 typhoon) — The JTWC downgrades Nesat (Gorio) to a Category 1 typhoon as it crosses northern Taiwan.^[7]
• 18:00 UTC
  • At 25.2°N 120.2°E / 25.2; 120.2 (Nesat weakens to a TS per JTWC) — The JTWC further downgrades Nesat (Gorio) to a tropical storm after emerging over Taiwan Strait.^[7]
  • (02:00 PHT, July 30) at 25.0°N 120.3°E / 25.0; 120.3 (Nesat (Gorio) leaves PAR) — The PAGASA reports Nesat (Gorio) has left the PAR as it approaches China.^[5]
• 22:00 UTC (06:00 CST, July 30) at 25.5°N 119.6°E / 25.5; 119.6 (Nesat strikes China) — Nesat makes another landfall on Fuqing City, Fujian Province.^[71]

Noru rapidly intensifying on July 30.

July 30

• 00:00 UTC
  • At 23.9°N 141.7°E / 23.9; 141.7 (Noru becomes a typhoon again per JMA) — Noru re-intensifies to a typhoon as it gradually decelerates near Iwo Islands.^[1]
  • At 25.8°N 119.3°E / 25.8; 119.3 (Nesat weakens to a STS) — The JMA downgrades Nesat to a severe tropical storm.^[1]
  • (08:00 PHT) at 20.1°N 119.4°E / 20.1; 119.4 (Haitang enters PAR) — The PAGASA reports Tropical Storm Haitang has entered the PAR, naming it Huaning after the system made a counter-clockwise loop while it turns to the north-northeast.^[5]
• 06:00 UTC
  • At 26.1°N 117.9°E / 26.1; 117.9 (Nesat weakens to a TS per JMA) — The JMA further downgrades Nesat to a tropical storm as it pushes inland.^[1]
  • At 23.2°N 141.7°E / 23.2; 141.7 (Noru re-intensifies to a Category 2 typhoon) — Typhoon Noru re-strengthens to a Category 2 typhoon as it starts to intensify rapidly.^[7]
  • At 21.9°N 120.3°E / 21.9; 120.3 (Haitang reaches its peak per JMA) — The JMA analyzes Haitang (Huaning) has peaked with 10-minute sustained winds of 45 knots (83 km/h; 52 mph) and a central pressure of 985 hPa as it is about to make landfall on Taiwan.^[1]
• 08:40 UTC (16:40 TST) at 22.2°N 120.7°E / 22.2; 120.7 (Haitang strikes Taiwan) — Tropical Storm Haitang (Huaning) strikes Fonggang, Fangshan Township, Pingtung County.^[73]
• 12:00 UTC
  • At 25.6°N 117.0°E / 25.6; 117.0 (Nesat weakens to a TD per JMA) — Nesat weakens further to a tropical depression while moving southwest overland.^[1]
  • At 22.9°N 141.4°E / 22.9; 141.4 (Noru quickly becomes a Category 4 typhoon) — Typhoon Noru quickly becomes a Category 4 typhoon as it turns to the west.^[7]
  • At 26.0°N 120.2°E / 26.0; 120.2 (JTWC last notes TD Nesat) — The JTWC last notes Nesat as it weakens to a tropical depression.^[7]
  • (20:00 PHT) at 22.5°N 120.4°E / 22.5; 120.4 (Haitang (Huaning) reaches its peak per PAGASA) — The PAGASA analyzes Haitang (Huaning) has peaked with 10-minute sustained winds of 85 kilometres per hour (46 kn; 53 mph) and a central pressure of 990 hPa as it traverses western Taiwan.^[5]
• 18:00 UTC
  • At 41.4°N 162.3°E / 41.4; 162.3 (JMA last notes Extratropical 17) — The JMA last notes the extratropical remnants of a former tropical depression near the ID; it dissipates six hours later.^[74]
  • At 25.0°N 116.0°E / 25.0; 116.0 (JMA last notes TD Nesat) — The JMA last notes Nesat as it further weakens overland, dissipating six hours later.^[1]
  • At 22.8°N 140.9°E / 22.8; 140.9 (Noru peaks as a Category 4 super typhoon per the JTWC) — The JTWC upgrades Noru to a super typhoon^{[nb 3]} and subsequently attains its second and best peak with 1-minute sustained winds of 135 knots (250 km/h; 155 mph) and a lower central pressure of 922 hPa as it slowly moves westward.^[7]
  • At 24.1°N 120.2°E / 24.1; 120.2 (Haitang reaches its lowest pressure) — The JTWC assesses Haitang (Huaning) has attained its lowest central pressure of 992 hPa as it weakens and emerges over Taiwan Strait.^[7]
• 18:50 UTC (02:50 CST, July 31) at 25.5°N 119.6°E / 25.5; 119.6 (Haitang strikes China) — Haitang (Huaning) strikes Fuqing City, Fujian Province, almost a day from when Nesat made landfall.^[76]
• 21:00 UTC (05:00 PHT, July 31) at 25.7°N 119.4°E / 25.7; 119.4 (Haitang (Huaning) leaves PAR) — The PAGASA analyzes Haitang (Huaning) has left the PAR as it moves further inland.^[5]

July 31

• 00:00 UTC
  • At 22.8°N 140.4°E / 22.8; 140.4 (Noru attains its second and best peak per JMA) — The JMA analyzes Typhoon Noru has attained its second and best peak with 10-minute sustained winds of 95 knots (176 km/h; 109 mph) and a central pressure of 935 hPa.^[1]
  • At 25.4°N 119.0°E / 25.4; 119.0 (Haitang weakens to a TD per JTWC) — The JTWC downgrades Haitang to a tropical depression as it moves further inland.^[7]
• 06:00 UTC
  • At 27.2°N 117.6°E / 27.2; 117.6 (Haitang weakens to a TD per JMA) — The JMA also downgrades Haitang to a tropical depression.^[1]
  • At 26.3°N 158.3°E / 26.3; 158.3 (Tropical Depression 19 forms) — The JMA marks a tropical depression over the Pacific Ocean northeast of Minamitorishima Island.^[1]
  • At 26.5°N 117.8°E / 26.5; 117.8 (JTWC last notes Haitang) — The JTWC last notes Haitang as it weakens to a tropical disturbance.^[7]
• 12:00 UTC at 23.0°N 139.2°E / 23.0; 139.2 (Noru weakens back to a Category 4 typhoon) — Typhoon Noru gradually weakens back to a Category 4 typhoon as it slowly turns to the northwest, moving away from the Iwo Islands.^[7]

August

'August 1

• 00:00 UTC
  • At 23.6°N 138.2°E / 23.6; 138.2 (Noru weakens to a Category 3 typhoon) — Typhoon Noru weakens to a Category 3 typhoon.^[7]
  • At 26.5°N 162.4°E / 26.5; 162.4 (TD 19 becomes TD 13W) — The JTWC designates the tropical depression now east-northeast of Minamitorishima Island as 13W with a central pressure of 1003 hPa before briefly rising again as the system moves southeastward.^[7]
• 06:00 UTC at 30.4°N 116.0°E / 30.4; 116.0 (Haitang turns extratropical per JMA) — The JMA assesses Haitang has turned extratropical near the Yangtze River.^[1]
• 12:00 UTC at 24.5°N 137.2°E / 24.5; 137.2 (Noru weakens to a Category 2 typhoon) — The JTWC downgrades Noru to a Category 2 typhoon as it continues to move northwest.^[7]

August 2

• 00:00 UTC at 25.6°N 165.4°E / 25.6; 165.4 (13W becomes TS Nalgae) — The JMA upgrades 13W to a tropical storm, naming it Nalgae as it turns northwestward.^[1]
• 12:00 UTC at 25.9°N 165.4°E / 25.9; 165.4 (JTWC upgrades Nalgae to a TS) — The JTWC follows suit and upgrades Nalgae to a tropical storm.^[7]
• 18:00 UTC at 34.1°N 116.2°E / 34.1; 116.2 (JMA last notes Extratropical Haitang) — The JMA last notes the extratropical remnants of Haitang as it perishes around the Yellow River, dissipating six hours later.^[1]

August 3

• 00:00 UTC at 27.4°N 134.8°E / 27.4; 134.8 (Noru had a pressure drop again) — Typhoon Noru's central pressure slightly drops to 953 hPa, according to the JTWC's analysis.^[7]
• 12:00 UTC at 28.3°N 133.2°E / 28.3; 133.2 (Noru weakens to a Category 1 typhoon) — Typhoon Noru further weakens to a Category 1 typhoon as it turns to the west, approaching the Satsunan Islands.^[7]

August 4

• 18:00 UTC at 29.3°N 130.5°E / 29.3; 130.5 (Noru had a pressure drop again) — The JTWC reports Typhoon Noru's central pressure slightly drops to 962 hPa as it slowly moves northwest.^[7]

Nalgae shortly before attaining its peak on August 5.

August 5

• 06:00 UTC
  • At 34.2°N 162.1°E / 34.2; 162.1 (Nalgae attains its peak from the JMA) — The JMA assesses Nalgae has peaked with 10-minute sustained winds of 45 kn (83 km/h; 52 mph) and a central pressure of 990 hPa as it accelerates north-northwestward.^[1]
  • At 34.2°N 162.0°E / 34.2; 162.0 (Nalgae attains its peak from the JTWC as a tropical cyclone) — The JTWC assesses Nalgae has peaked with 1-minute sustained winds of 55 kn (102 km/h; 63 mph) and a central pressure of 982 hPa as it starts to transition to a subtropical system.^[7]
• 12:00 UTC
  • At 30.1°N 130.1°E / 30.1; 130.1 (Noru weakens to a STS per JMA) — The JMA downgrades Noru to a severe tropical storm as it enters the strait between Tokara and Ōsumi Islands.^[1]
  • At 36.1°N 161.1°E / 36.1; 161.1 (Nalgae turns subtropical per the JTWC) — The JTWC reports Nalgae has turned to a subtropical system as it continues to move to the northwest.^[7]
• 17:00 UTC (02:00 JST, August 6) at 30.3°N 130.4°E / 30.3; 130.4 (Noru moves over Yakushima Island) — Noru moves over Yakushima Island after turning northeast.^[1]
• 18:00 UTC at 38.1°N 160.2°E / 38.1; 160.2 (Nalgae turns extratropical per the JMA) — The JMA reports Nalgae has turned extratropical well to the east of Japan.^[1]

August 6

• 00:30 UTC (09:30 JST) at 30.6°N 131.0°E / 30.6; 131.0 (Noru moves over Tanegashima Island) — As Noru continues to move to the northeast slowly, the system moves over Tanegashima Island.^[1]
• 18:00 UTC at 32.5°N 133.0°E / 32.5; 133.0 (Noru had a pressure drop again) — As a low-end Category 1 typhoon, Typhoon Noru's central pressure slightly drops to 968 hPa as it parallels the southern coast of Shikoku.^[7]

Noru slamming on Japan on August 7.

August 7

• 01:00 UTC (10:00 JST) at 33.3°N 134.2°E / 33.3; 134.2 (Noru strikes Cape Muroto) — Severe Tropical Storm Noru clips Cape Muroto as it accelerates.^[1]
• 06:00 UTC (15:00 JST) at 34.0°N 135.1°E / 34.0; 135.1 (Noru landfalls on Honshu) — Noru makes its final strike on Honshu by hitting the northern part of Wakayama Prefecture.^[1]
• 12:00 UTC at 35.2°N 136.3°E / 35.2; 136.3 (Noru weakens to a TS per JTWC) — The JTWC downgrades Noru to a tropical storm as it moves across Honshu.^[7]
• 15:00 UTC at 35.6°N 136.5°E / 35.6; 136.5 (Noru weakens to a TS per JMA) — The JMA further downgrades Noru to a tropical storm.^[1]
• 18:00 UTC at 36.2°N 137.0°E / 36.2; 137.0 (Noru weakens to a TD per JTWC) — Noru further weakens to a tropical depression as it is about to emerge over the Sea of Japan, according to the JTWC.^[7]

August 8

• 06:00 UTC at 38.0°N 138.3°E / 38.0; 138.3 (JTWC last notes Noru) — The JTWC last notes Noru as it had turned to a weather disturbance emerging off the Sea of Japan.^[7]
• 12:00 UTC at 38.7°N 138.5°E / 38.7; 138.5 (Noru turns extratropical) — The JMA reports Noru has turned extratropical.^[1]

August 9

• 06:00 UTC
  • At 39.2°N 139.3°E / 39.2; 139.3 (JMA last notes Extratropical Noru) — The JMA last notes the extratropical remnants of Noru as it meanders over the Sea of Japan; the system fully dissipates six hours later.^[1]
  • At 45.2°N 151.3°E / 45.2; 151.3 (JMA last notes Extratropical Nalgae) — The JMA last notes the extratropical remnants of Nalgae as it approaches the southern Kuril Islands before dissipating six hours later.^[1]

August 10

• 18:00 UTC
  • At 16.0°N 170.9°E / 16.0; 170.9 (TD 20 forms) — The JMA marks a tropical depression southeast of Wake Island.^[1]
  • At 16.3°N 170.7°E / 16.3; 170.7 (TD 20 becomes 14W) — The JTWC designates the tropical depression southeast of Wake Island as 14W with a central pressure of 1004 hPa before rising again as the system moves west-northwest.^[7]

August 11

• 06:00 UTC at 17.1°N 168.8°E / 17.1; 168.8 (14W becomes a TS per JTWC) — The JTWC upgrades 14W to a tropical storm.^[7]
• 12:00 UTC at 17.3°N 168.0°E / 17.3; 168.0 (14W becomes TS Banyan) — The JMA names 14W as Banyan after intensifying to a tropical storm.^[1]

Track of Banyan during mid-August.

August 12

• 00:00 UTC at 18.5°N 165.6°E / 18.5; 165.6 (Banyan strengthens to a STS) — Banyan strengthens to a severe tropical storm as it shifts its movement towards the north-northwest.^[1]
• 12:00 UTC
  • At 20.0°N 164.6°E / 20.0; 164.6 (Banyan strengthens to a typhoon per JMA) — The JMA upgrades Banyan further to a typhoon as it slows down.^[1]
  • At 20.0°N 164.7°E / 20.0; 164.7 (Banyan becomes a Cat 1 typhoon) — The JTWC upgrades Banyan to a Category 1 typhoon as it intensifies quickly.^[7]
• 18:00 UTC at 20.5°N 164.3°E / 20.5; 164.3 (Banyan becomes a Cat 2 typhoon) — Continuing to intensify rapidly, Banyan becomes a Category 2 typhoon.^[7]
• 21:00 UTC at 20.7°N 164.2°E / 20.7; 164.2 (Banyan peaks as a Cat 3 typhoon per the JTWC) — The JTWC reports Typhoon Banyan has peaked as a high-end Category 3 typhoon with 1-minute sustained winds of 110 kn (200 km/h; 130 mph) and a central pressure of 941 hPa.^[7]

August 13

• 00:00 UTC at 21.0°N 164.1°E / 21.0; 164.1 (Banyan attains its peak per JMA) — The JMA analyzes Banyan has attained its peak intensity with 10-minute sustained winds of 80 kn (150 km/h; 92 mph) and a central pressure of 955 hPa as it continues to move north-northwestwards slowly.^[1]
• 06:00 UTC at 21.5°N 163.9°E / 21.5; 163.9 (Banyan weakens to a Cat 2 typhoon) — The JTWC downgrades Banyan to a Category 2 typhoon.^[7]

August 14

• 12:00 UTC at 24.1°N 163.0°E / 24.1; 163.0 (Banyan weakens to a Cat 1 typhoon) — As it gradually accelerates, Banyan weakens to a Category 1 typhoon.^[7]
• 18:00 UTC at 24.8°N 162.7°E / 24.8; 162.7 (Banyan intensifies again to a Cat 2 typhoon and achieves its secondary peak) — The JTWC reports Banyan has slightly intensified to a Category 2 typhoon, subsequently attaining its secondary peak with 1-minute sustained winds of 85 kn (157 km/h; 98 mph).^[7]

August 15

• 00:00 UTC at 26.0°N 162.4°E / 26.0; 162.4 (Banyan attains a central pressure of 959 hPa alongside its secondary peak) — Banyan's central pressure deepens slightly to 959 hPa, according to the JTWC.^[7]
• 06:00 UTC at 27.1°N 162.1°E / 27.1; 162.1 (Banyan weakens to a Cat 1 typhoon again) — Typhoon Banyan weakens back to a Category 1 typhoon.^[7]
• 12:00 UTC at 28.3°N 162.2°E / 28.3; 162.2 (Banyan weakens to a STS) — The JMA downgrades Banyan back to a severe tropical storm as it turns to the northeast.^[1]

August 16

• 12:00 UTC at 35.6°N 167.8°E / 35.6; 167.8 (Banyan attains a third peak per the JTWC) — The JTWC assesses Typhoon Banyan has slightly strengthened, reaching a third peak with 1-minute sustained winds of 75 kn (139 km/h; 86 mph) and a central pressure of 967 hPa as it speeds up to the northeast.^[7]

August 17

• 00:00 UTC
  • At 40.5°N 173.8°E / 40.5; 173.8 (Banyan weakens to a TS) — The JMA further downgrades Banyan to a tropical storm as it interacts with an extratropical low and starts its extratropical transition.^[1]
  • At 40.6°N 173.8°E / 40.6; 173.8 (JTWC downgrades Banyan to a TS) — The JTWC also downgrades Banyan to a tropical storm as it develops fronts.^[7]
• 06:00 UTC
  • At 43.0°N 176.0°E / 43.0; 176.0 (Banyan turns extratropical per JMA) — The JMA assesses Banyan has completed its extratropical transition.^[1]
  • At 43.0°N 176.4°E / 43.0; 176.4 (JTWC last notes extratropical Banyan) — The JTWC last notes Banyan as it turns extratropical.^[7]

August 18

• 00:00 UTC at 46.7°N 179.0°W / 46.7; -179.0 (Extratropical Banyan leaves the WestPac basin) — The extratropical remains of Banyan leave the Northwestern Pacific basin as it approaches the Aleutian Islands.^[1]

August 19

• 12:00 UTC at 19.1°N 130.1°E / 19.1; 130.1 (TD 21 forms) — A tropical depression forms over the Philippine Sea east-northeast of Luzon.^[1]

August 20

• 00:00 UTC (08:00 PHT) at 19.3°N 129.3°E / 19.3; 129.3 (TD 21 becomes TD Isang) — The PAGASA names the tropical depression over the Philippine Sea as Isang as it moves west-northwest.^[5]
• 12:00 UTC
  • At 19.7°N 126.9°E / 19.7; 126.9 (JMA upgrades Isang to TS Hato) —The JMA upgrades Isang to a tropical storm, naming it Hato.^[1]
  • (20:00 PHT) at 20.9°N 127.1°E / 20.9; 127.1 (PAGASA upgrades Isang to a TS) — The PAGASA follows suit, upgrading Hato (Isang) to a tropical storm as well.^[5]

August 21

• 00:00 UTC at 20.0°N 125.0°E / 20.0; 125.0 (JTWC tracks on Hato) — The JTWC starts tracking on Hato (Isang) as a tropical depression as the system enters the Luzon Strait.^[7]
• 06:00 UTC at 20.4°N 124.0°E / 20.4; 124.0 (JTWC upgrades Hato to a TS) — The JTWC upgrades Hato (Isang) to a tropical storm as it closes in on Batanes.^[7]

August 22

• 00:00 UTC (08:00 PHT) at 20.4°N 120.0°E / 20.4; 120.0 (PAGASA upgrades Hato (Isang) to a STS and peaks within the PAR) — After making a close approach on Batanes, Hato (Isang) intensifies further to a severe tropical storm and achieves its peak intensity within the PAR with 10-minute winds of 90 km/h (49 kn; 56 mph) and a central pressure of 987 hPa, according to PAGASA's analysis, as the system is about to exit the PAR.^[5]
• 06:00 UTC
  • At 20.5°N 118.8°E / 20.5; 118.8 (JMA upgrades Hato to a STS) —The JMA declares Hato (Isang) has reached severe tropical storm status now over the South China Sea.^[1]
  • (14:00 PHT) at 20.3°N 118.8°E / 20.3; 118.8 (Hato (Isang) lefts PAR) — PAGASA reports Hato (Isang) has left the PAR.^[5]
• 12:00 UTC at 20.6°N 117.3°E / 20.6; 117.3 (JTWC upgrades Hato to a Cat 1 typhoon) — The JTWC upgrades Hato further to a Category 1 typhoon as the system continues to move west-northwest.^[7]
• 18:00 UTC at 21.1°N 116.0°E / 21.1; 116.0 (JMA upgrades Hato to a typhoon) — Hato strengthens further to a typhoon, according to the JMA as the system approaches Southern China.^[1]

Hato making landfall at peak intensity on August 23.

August 23

• 00:00 UTC
  • At 21.6°N 114.4°E / 21.6; 114.4 (Hato peaks per the JMA) — The JMA reports Hato has achieved its peak with 10-minute sustained winds of 75 kn (139 km/h; 86 mph) and a central pressure of 965 hPa as the system is now due south of Hong Kong.^[1]
  • At 21.5°N 114.5°E / 21.5; 114.5 (JTWC upgrades Hato to a Cat 2 typhoon) — Hato strengthens further to a Category 2 typhoon as the system closes in to another landfall.^[7]
• 03:00 UTC at 21.9°N 113.6°E / 21.9; 113.6 (JTWC assesses Hato has peaked as a Cat 3 typhoon) — The JTWC reports Hato has peaked with Category 3 typhoon strength, having 1-minute winds of 100 kn (190 km/h; 120 mph) and a central pressure of 948 hPa as the typhoon is about to make landfall near Macao.^[7]
• 04:50 UTC (12:50 CST) at 22.3°N 113.6°E / 22.3; 113.6 (Hato strikes China) — Typhoon Hato makes landfall on Zhuhai, Guangdong.^[77]
• 06:00 UTC at 22.2°N 112.8°E / 22.2; 112.8 (Hato weakens to a Cat 2 typhoon) — Typhoon Hato weakens to a Category 2 typhoon as it moves further inland.^[7]
• 12:00 UTC at 22.7°N 111.0°E / 22.7; 111.0 (Hato weakens to a STS per JMA/TS per JTWC) — The JMA and JTWC downgrades Hato to a severe tropical storm and tropical storm, respectively, as it continues to weaken rapidly while moving west-northwest inland.^[1][7]
• 18:00 UTC at 23.5°N 109.1°E / 23.5; 109.1 (Hato weakens to a TS per JMA) — The JMA downgrades Hato further to a tropical storm.^[1]

August 24

• 00:00 UTC at 14.9°N 128.9°E / 14.9; 128.9 (TD 22 forms) — Another tropical depression forms over the Philippine Sea east of Luzon.^[1]
• 06:00 UTC
  • At 23.8°N 106.0°E / 23.8; 106.0 (Hato weakens to a TD per JTWC) — The JTWC downgrades Hato further to a tropical depression as it becomes weaker while traversing westward overland.^[7]
  • (14:00 PHT) at 15.5°N 127.5°E / 15.5; 127.5 (PAGASA names TD 22 as Jolina) — PAGASA names the tropical depression east of Luzon as Jolina.^[5]
• 12:00 UTC
  • At 23.8°N 104.5°E / 23.8; 104.5 (Hato weakens to a TD per JMA) — The JMA also downgrades Hato to a tropical depression.^[1]
  • At 24.1°N 104.2°E / 24.1; 104.2 (JTWC last notes Hato as it weakens to a disturbance) — The JTWC last notes Hato as it weakens to a tropical disturbance as it moves across the western part of South China.^[7]
  • At 15.2°N 126.4°E / 15.2; 126.4 (JTWC tracks on TD Jolina) — The JTWC starts tracking on Jolina, designating it as 16W.^[7]
• 18:00 UTC
  • At 15.1°N 124.9°E / 15.1; 124.9 (TD Jolina becomes TS Pakhar) — The JMA upgrades 16W (Jolina) to a tropical storm, naming it Pakhar.^[1]
  • At 15.0°N 124.7°E / 15.0; 124.7 (JTWC upgrades Pakhar to a TS) — The JTWC also upgrades Pakhar (Jolina) to a tropical storm as it moves westward.^[7]
  • (02:00 PHT, August 25) at 15.3°N 124.9°E / 15.3; 124.9 (PAGASA upgrades Pakhar (Jolina) to a TS) — PAGASA follows suit in upgrading Pakhar (Jolina) to a tropical storm as it moves towards Luzon.^[5]

August 25

• 00:00 UTC
  • At 23.6°N 99.5°E / 23.6; 99.5 (TD Hato leaves the WestPac basin) — The JMA reports Tropical Depression Hato has crossed the 100th longitude, thus entering the North Indian Ocean basin.^[1]
  • (08:00 PHT) at 15.1°N 124.1°E / 15.1; 124.1 (PAGASA reports Pakhar (Jolina) attains its initial peak within the PAR) — PAGASA reports Pakhar (Jolina) has reached its peak with 10-minute winds of 80 km/h (43 kn; 50 mph) and a central pressure of 993 hPa as the system turns to the west-northwest.^[5]
• 12:00 UTC
  • At 16.0°N 122.2°E / 16.0; 122.2 (Pakhar reaches its initial peak per JMA) — The JMA assesses Pakhar (Jolina) has reached its initial peak intensity with 10-minute sustained winds of 45 kn (83 km/h; 52 mph) and a central pressure of 994 hPa as it is about to make landfall.^[1]
  • At 16.1°N 122.2°E / 16.1; 122.2 (Pakhar reaches its initial peak per JTWC) — The JTWC also analyzes Pakhar (Jolina) to have peaked with 1-minute sustained winds of 45 kn (83 km/h; 52 mph) and a central pressure of 989 hPa.^[7]
• 14:00 UTC (22:00 PHT) at 16.3°N 122.1°E / 16.3; 122.1 (Pakhar strikes Luzon) — Tropical Storm Pakhar (Jolina) makes landfall on Casiguran, Aurora.^[5]
• 18:00 UTC at 13.8°N 112.2°E / 13.8; 112.2 (TD 23 forms) — A tropical depression forms over the South China Sea east of Vietnam. The JMA analyzes the system having a central pressure of 1002 hPa.^[78]

August 26

• 00:00 UTC (08:00 PHT) at 17.5°N 119.5°E / 17.5; 119.5 (Pakhar (Jolina) re-intensifies to its initial peak per PAGASA) — After emerging over the South China Sea, PAGASA reports Tropical Storm Pakhar (Jolina) has re-intensified to its peak within the PAR of 10-minute winds of 80 km/h (43 kn; 50 mph) and a central pressure of 993 hPa.^[5]
• 09:00 UTC (17:00 PHT) at 18.6°N 117.1°E / 18.6; 117.1 (Pakhar (Jolina) leaves PAR) — PAGASA reports Pakhar (Jolina) has left the PAR.^[79][80]
• 18:00 UTC
  • At 20.6°N 114.8°E / 20.6; 114.8 (Pakhar reaches STS status) — Pakhar further strengthens to a severe tropical storm as it approaches Southern China.^[1]
  • At 14.8°N 110.9°E / 14.8; 110.9 (JMA last notes TD 23) — The JMA last notes the tropical depression over the South China Sea as it is getting absorbed into Pakhar's outflow, with the system being fully absorbed six hours later.^[81]
  • At 17.8°N 147.0°E / 17.8; 147.0 (TD 24 forms) — The JMA marks another tropical depression east of the Northern Mariana Islands.^[1]

Pakhar after making landfall on China on August 27.

August 27

• 00:00 UTC
  • At 21.8°N 113.4°E / 21.8; 113.4 (Pakhar reaches its second and best peak per JMA) — As a severe tropical storm, Pakhar attains its second and best peak with 10-minute winds of 55 kn (102 km/h; 63 mph) and a lower central pressure of 985 hPa as it is about to make another landfall.^[1]
  • At 21.9°N 113.4°E / 21.9; 113.4 (Pakhar reaches its second and best peak per JTWC) — Likewise, the JTWC also analyzes Pakhar achieves a higher peak as a high-end tropical storm having 1-minute sustained winds of 60 kn (110 km/h; 69 mph) and a central pressure of 983 hPa.^[7]
• 01:00 UTC (09:00 CST) at 22.3°N 112.8°E / 22.3; 112.8 (Pakhar strikes China) — Severe Tropical Storm Pakhar makes another landfall on Taishan County, Jiangmen, Guangdong.^[82]
• 06:00 UTC at 23.6°N 111.3°E / 23.6; 111.3 (Pakhar weakens to a TS per JMA) — The JMA downgrades Pakhar to a tropical storm as it slows down while moving further inland.^[1]
• 12:00 UTC at 24.0°N 110.1°E / 24.0; 110.1 (JTWC last notes TD Pakhar) — The JTWC last notes Pakhar as it weakens to a tropical depression based on their analysis.^[7]
• 18:00 UTC at 24.7°N 108.8°E / 24.7; 108.8 (Pakhar weakens to a TD per JMA) — The JMA downgrades Pakhar further to a tropical depression as it turns to the southwest.^[1]

August 28

• 00:00 UTC at 24.1°N 108.0°E / 24.1; 108.0 (JMA last notes Pakhar) — The JMA last notes Pakhar over Southern China, with the system dissipating six hours later.^[1]
• 06:00 UTC at 19.7°N 147.3°E / 19.7; 147.3 (TD 24 becomes TS Sanvu) — While slowly moving northeastward, the tropical depression east of the Northern Mariana Islands becomes a tropical storm with the JMA naming it Sanvu.^[1]

August 29

• 06:00 UTC at 22.8°N 147.5°E / 22.8; 147.5 (JTWC tracks on TS Sanvu) — The JTWC determines Sanvu has become a tropical storm after forming as a monsoon depression as the system turns to the northwest.^[7]

August 30

• 00:00 UTC at 26.9°N 144.2°E / 26.9; 144.2 (Sanvu becomes a STS) — Sanvu strengthens to a severe tropical storm as it turns westward.^[1]
• 06:00 UTC at 18.9°N 122.0°E / 18.9; 122.0 (TD 25 forms) — A tropical depression forms over the Balintang Channel with a central pressure of 1002 hPa before briefly rising.^[1]

August 31

• 06:00 UTC at 27.1°N 142.0°E / 27.1; 142.0 (Sanvu becomes a Cat 1 typhoon per JTWC) — The JTWC reports Sanvu has become a Category 1 typhoon after executing a tight counter-clockwise loop near the Ogasawara Islands.^[7]
• 12:00 UTC at 27.7°N 141.9°E / 27.7; 141.9 (Sanvu becomes a typhoon per the JMA) — The JMA assesses Sanvu had intensified to a typhoon as it continues to make an erratic track, turning back to the west and then south.^[1]
• 18:00 UTC at 20.0°N 118.9°E / 20.0; 118.9 (TD 25 becomes TS Mawar) — After the tropical depression traversed the Babuyan Islands, the system strengthens to Tropical Storm Mawar as it slowly moves northwestwards over the South China Sea.^[1]
• 21:00 UTC at 27.5°N 141.8°E / 27.5; 141.8 (Sanvu reaches its lowest pressure per the JMA) — The JMA analyzes Typhoon Sanvu had reached its lowest pressure at 955 hPa as it completes another tight counter-clockwise loop by moving to the southeast.^[1]

September

Sanvu shortly after its peak intensity on September 1.

September 1

• 00:00 UTC
  • At 27.3°N 142.0°E / 27.3; 142.0 (Sanvu attains its peak 10-min. winds per the JMA) — Typhoon Sanvu attains its peak 10-minute winds from the JMA at 80 kn (150 km/h; 92 mph) as it makes a close pass north of Chichijima Island.^[1]
  • At 27.2°N 142.2°E / 27.2; 142.2 (Sanvu peaks as a Cat 2 typhoon per JTWC) — The JTWC also analyzes Sanvu has strengthened to a Category 2 typhoon, subsequently peaking with 1-minute sustained winds of 90 kn (170 km/h; 100 mph) and a central pressure of 953 hPa.^[7]
• 12:00 UTC
  • At 28.2°N 143.7°E / 28.2; 143.7 (Sanvu weakens to a Cat 1 typhoon per JTWC) — Now moving to the northeast, Sanvu weakens to a Category 1 typhoon.^[7]
  • At 20.8°N 118.4°E / 20.8; 118.4 (JTWC tracks on Mawar as a TD) — The JTWC tracks on Mawar as a tropical depression.^[7]
• 18:00 UTC at 21.1°N 117.6°E / 21.1; 117.6 (JTWC upgrades Mawar to a TS) — The JTWC upgrades Mawar to a tropical storm as it continues its slow northwestward movement.^[7]

September 2

• 00:00 UTC at 21.0°N 117.4°E / 21.0; 117.4 (Mawar reaches its peak as a STS from JMA) — The JMA assesses Mawar has intensified to a severe tropical storm and subsequently peaked with 10-minute sustained winds of 50 kn (93 km/h; 58 mph) and a central pressure of 990 hPa as it slowly approaches southern China.^[1]
• 06:00 UTC at 31.4°N 145.3°E / 31.4; 145.3 (Sanvu weakens to a TS per JTWC) — The JTWC downgrades Sanvu further to a tropical storm as it accelerates to the northeast.^[7]
• 18:00 UTC at 35.5°N 148.3°E / 35.5; 148.3 (Sanvu turns extratropical per JTWC) — The JTWC reports Sanvu has turned extratropical.^[7]

Mawar nearing landfall on China on September 3.

September 3

• 00:00 UTC at 21.9°N 116.7°E / 21.9; 116.7 (Mawar reaches its peak from JTWC) — The JTWC analyzes Mawar has attained its peak with 1-minute sustained winds of 45 kn (83 km/h; 52 mph) and a central pressure of 989 hPa.^[7]
• 12:00 UTC
  • At 22.6°N 116.1°E / 22.6; 116.1 (Mawar weakens to a TS per JMA) — The JMA downgrades Mawar to a tropical storm as it is about to make landfall.^[1]
  • At 45.2°N 154.6°E / 45.2; 154.6 (Sanvu turns extratropical per the JMA) — The JMA determines Sanvu has turned extratropical on their analysis east of Kuril Islands.^[1]
  • At 16.1°N 131.8°E / 16.1; 131.8 (TD 26 forms) — Another tropical depression forms over the Philippine Sea.^[1]
• 13:30 UTC (21:30 CST) at 22.8°N 115.4°E / 22.8; 115.4 (Mawar makes landfall on China) — Mawar makes landfall near Shanwei, Guangdong.^[83]
• 18:00 UTC at 23.2°N 115.5°E / 23.2; 115.5 (JTWC last notes TD Mawar) — The JTWC last notes Mawar as it weakens to a tropical depression per the agency's analysis.^[7]

September 4

• 00:00 UTC at 23.5°N 114.6°E / 23.5; 114.6 (Mawar weakens to a TD per JMA) — The JMA downgrades Mawar further to a tropical depression as it turns to the west.^[1]
• 06:00 UTC
  • At 23.5°N 113.2°E / 23.5; 113.2 (JMA last notes Mawar) — The JMA last notes Mawar as it moves further inland; the system dissipates six hours later.^[1]
  • (14:00 PHT) at 16.5°N 127.2°E / 16.5; 127.2 (TD 26 becomes TD Kiko) — PAGASA names the tropical depression over the Philippine Sea as Kiko.^[5]
• 12:00 UTC at 16.4°N 126.0°E / 16.4; 126.0 (JTWC tracks on TD Kiko) — The JTWC starts tracking on Kiko as a tropical depression with the designation 19W.^[7]

Track of Guchol during early September.

September 5

• 18:00 UTC at 20.3°N 131.1°E / 20.3; 131.1 (TD 19W becomes TS Guchol) — After crossing Balintang Channel, 19W (Kiko) intensifies to a tropical storm, gaining the name Guchol as it later turns to the north. Subsequently, the JMA assesses the system had peaked with 10-minute winds of 35 kn (65 km/h; 40 mph) and a central pressure of 1000 hPa.^[1]

September 6

• 00:00 UTC at 20.2°N 120.4°E / 20.2; 120.4 (JTWC reports Guchol has peaked as a TD) — The JTWC assesses Guchol (Kiko) peaked as a high-end tropical depression with 1-minute winds of 30 kn (56 km/h; 35 mph) and a central pressure of 1000 hPa.^[7]
• 06:00 UTC (14:00 PHT) at 20.7°N 120.0°E / 20.7; 120.0 (PAGASA reports Guchol (Kiko) peaked as a TS) — PAGASA reports Guchol (Kiko) has achieved its peak intensity with 10-minute winds of 65 km/h (35 kn; 40 mph) and a central pressure of 998 hPa as it is about to exit the PAR.^[5]
• 12:00 UTC
  • At 53.0°N 178.3°W / 53.0; -178.3 (Extratropical Sanvu leaves the WestPac basin) — The extratropical remnants of Sanvu crosses the IDL.^[1]
  • (20:00 PHT) at 21.7°N 120.0°E / 21.7; 120.0 (Guchol (Kiko) leaves PAR) — PAGASA reports Guchol (Kiko) has exited the PAR as it enters Taiwan Strait.^[5]
• 18:00 UTC at 22.2°N 119.1°E / 22.2; 119.1 (Guchol weakens to a TD per JMA) — The JMA downgrades Guchol to a tropical depression after a brief jog westward.^[1]

September 7

• 12:00 UTC
  • At 24.7°N 119.4°E / 24.7; 119.4 (JMA last notes Guchol) — The JMA last notes Guchol over Taiwan Strait as it moves generally northwards before dissipating six hours later.^[1]
  • At 24.8°N 119.4°E / 24.8; 119.4 (Guchol weakens to a disturbance per JTWC) — Likewise, the JTWC reports Guchol has weakened to a tropical disturbance.^[7]

September 8

• 12:00 UTC at 14.3°N 147.1°E / 14.3; 147.1 (TD 27 forms) — A tropical depression forms east-northeast of Guam.^[1]

September 9

• 06:00 UTC at 15.2°N 144.0°E / 15.2; 144.0 (TD 27 becomes TD 20W) — The JTWC designates the tropical depression now northwest of Guam as 20W.^[7]
• 12:00 UTC at 15.4°N 142.9°E / 15.4; 142.9 (TD 20W becomes TS Talim) — 20W intensifies to a tropical storm, with the JMA naming it Talim as it continues to move west-northwest.^[1]
• 18:00 UTC at 15.6°N 141.6°E / 15.6; 141.6 (JTWC upgrades Talim to a TS) — The JTWC also upgrades Talim to a tropical storm.^[7]

September 10

• 00:00 UTC at 14.3°N 130.0°E / 14.3; 130.0 (TD 28 forms) — Another tropical depression forms over the Philippine Sea.^[1]
• 18:00 UTC
  • At 17.3°N 137.3°E / 17.3; 137.3 (Talim becomes a STS) — The JMA upgrades Talim to a severe tropical storm as it continues its west-northwestward heading.^[1]
  • At 17.7°N 136.9°E / 17.7; 136.9 (JTWC reports Talim had a pressure drop) — The JTWC assesses Talim's central pressure had slightly dropped to 985 hPa before slightly rising again as the system approaches the boundary of the PAR.^[7]

September 11

• 06:00 UTC (14:00 PHT)
  • At 18.7°N 134.9°E / 18.7; 134.9 (Talim enters PAR and PAGASA names it Lannie) — PAGASA reports Talim has entered the PAR at typhoon strength and was named Lannie.^[5]
  • At 14.7°N 124.4°E / 14.7; 124.4 (TD 28 becomes TD Maring) — Additionally, PAGASA names the tropical depression over the Philippine Sea, Maring as it is located northeast of Bicol Region.^[5]
• 12:00 UTC at 14.8°N 123.7°E / 14.8; 123.7 (JTWC tracks on Maring) — The JTWC starts tracking on Maring, designating it as 21W as it moves westwards towards Luzon.^[7]
• 18:00 UTC at 20.2°N 132.2°E / 20.2; 132.2 (Talim becomes a typhoon per JMA) — The JMA upgrades Talim (Lannie) further to a typhoon as it traverses the Philippine Sea.^[1]

September 12

• 00:00 UTC at 21.4°N 130.6°E / 21.4; 130.6 (JTWC upgrades Talim to a Cat 1 typhoon) — The JTWC follows suit, upgrading Talim (Lannie) to a Category 1 typhoon as its movement became more northwesterly.^[7]
• 02:00 UTC (10:00 PHT) at 14.2°N 121.7°E / 14.2; 121.7 (TD 21W (Maring) hits Luzon) — Tropical Depression 21W (Maring) makes landfall on Mauban, Quezon.^[5]
• 06:00 UTC at 22.2°N 129.2°E / 22.2; 129.2 (JTWC reports Talim had a pressure drop again) — The JTWC analyzes Talim (Lannie)'s central pressure dipped to 970 hPa before rising again.^[7]
• 12:00 UTC
  • At 14.3°N 119.5°E / 14.3; 119.5 (21W becomes TS Doksuri) — The JMA upgrades 21W (Maring) to a tropical storm, naming it Doksuri after exiting the landmass of Luzon.^[1]
  • At 14.3°N 119.0°E / 14.3; 119.0 (JTWC upgrades Doksuri to a TS) — The JTWC also upgrades Doksuri (Maring) to tropical storm status.^[7]
  • (20:00 PHT) at 14.9°N 119.0°E / 14.9; 119.0 (PAGASA also upgrades Doksuri (Maring) to a TS) — PAGASA reports Doksuri (Maring) attains tropical storm strength.^[5]
• 18:00 UTC at 14.1°N 118.0°E / 14.1; 118.0 (JTWC reports Doksuri had a pressure drop) — The JTWC assesses Doksuri (Maring)'s pressure dipped to 993 hPa before briefly rising.^[7]

September 13

• 00:00 UTC (08:00 PHT)
  • At 24.3°N 126.4°E / 24.3; 126.4 (Talim (Lannie) reaches its within-PAR peak) — PAGASA reports Talim (Lannie) has attained 10-minute winds of 130 km/h (70 kn; 81 mph) and a central pressure of 965 hPa as it approaches the Ryukyu Islands.^[5]
  • At 14.7°N 116.7°E / 14.7; 116.7 (Doksuri (Maring) reaches its within-PAR peak) — PAGASA also reports Doksuri (Maring) has attained 10-minute winds of 85 km/h (46 kn; 53 mph) and a central pressure of 990 hPa as it turns to the west-northwest.^[5]
• 06:00 UTC at 24.9°N 125.9°E / 24.9; 125.9 (Talim becomes a Category 2 typhoon) — Typhoon Talim (Lannie) strengthens to a Category 2 typhoon as it nears PAR exit.^[7]
• 07:00 UTC (15:00 PHT) at 25.0°N 125.7°E / 25.0; 125.7 (Talim (Lannie) exits PAR) — Typhoon Talim (Lannie) exits the PAR as it decelerates while moving northwestward.^[84]
• 08:00 UTC (16:00 PHT) at 15.6°N 115.4°E / 15.6; 115.4 (Doksuri (Maring) exits PAR) — Tropical Storm Doksuri (Maring) also exits the PAR as it traverses the South China Sea.^[85]
• 12:00 UTC at 25.5°N 125.3°E / 25.5; 125.3 (Talim becomes a Category 3 typhoon) — Entering the East China Sea, Typhoon Talim further strengthens to a Category 3 typhoon.^[7]
• 18:00 UTC at 15.9°N 113.6°E / 15.9; 113.6 (Doksuri becomes a STS) — Doksuri intensifies to a severe tropical storm as it continues its west-northwestward motion.^[1]

Talim shortly after its peak intensity on September 14 while exhibiting a large eye.

September 14

• 00:00 UTC
  • At 26.6°N 124.6°E / 26.6; 124.6 (Talim attains its peak per JMA and as a Cat 4 typhoon per JTWC) — The JMA analyzes Talim has attained its peak intensity with 10-minute sustained winds of 95 kn (176 km/h; 109 mph) and a central pressure of 935 hPa.^[1] Likewise, the JTWC reports the typhoon has intensified to a Category 4 typhoon with 1-minute winds of 120 kn (220 km/h; 140 mph) and a central pressure of 933 hPa.^[7]
  • At 16.0°N 112.3°E / 16.0; 112.3 (Doksuri becomes a Category 1 typhoon) — The JTWC declares Doksuri has become a Category 1 typhoon.^[7]
• 06:00 UTC at 16.4°N 111.4°E / 16.4; 111.4 (Doksuri becomes a typhoon per JMA) — The JMA also upgrades Doksuri to a typhoon.^[1]
• 12:00 UTC
  • At 17.0°N 109.8°E / 17.0; 109.8 (Doksuri attains its peak per JMA) — The JMA assesses Typhoon Doksuri has attained its peak with 10-minute sustained winds of 80 kn (150 km/h; 92 mph) and a central pressure of 955 hPa located to the south of Hainan.^[1]
  • At 16.9°N 109.9°E / 16.9; 109.9 (Doksuri becomes a Category 2 typhoon) — The JTWC further upgrades Doksuri to a Category 2 typhoon as it moves towards Vietnam.^[7]
  • At 27.3°N 124.3°E / 27.3; 124.3 (Talim weakens to a Category 3 typhoon) — The JTWC downgrades Talim to a Category 3 typhoon as it starts to turn to the north-northeast.^[7]
• 18:00 UTC at 27.7°N 124.4°E / 27.7; 124.4 (Talim weakens to a Category 2 typhoon) — Typhoon Talim weakens further to a Category 2 typhoon.^[7]

Typhoons Doksuri (left) and Talim (right) late on September 14.

September 15

• 00:00 UTC
  • At 17.6°N 107.3°E / 17.6; 107.3 (Doksuri attains its peak per JTWC) — The JTWC reports Doksuri to have attained its peak intensity with 1-minute winds of 95 kn (176 km/h; 109 mph) and a central pressure of 960 hPa as it nearing landfall.^[7]
  • At 27.9°N 124.7°E / 27.9; 124.7 (Talim weakens to a Category 1 typhoon) — Typhoon Talim continues to lose strength as it becomes a Category 1 typhoon.^[7]
• 03:00 UTC (10:00 ICT) at 17.7°N 106.8°E / 17.7; 106.8 (Doksuri strikes Vietnam) — Typhoon Doksuri makes landfall near the border of Quang Binh and Ha Tinh provinces.^[86][87]
• 06:00 UTC at 17.9°N 105.9°E / 17.9; 105.9 (Doksuri weakens to a Category 1 typhoon) — Doksuri weakens to a Category 1 typhoon as it pushes further inland.^[7]
• 12:00 UTC
  • At 18.1°N 104.7°E / 18.1; 104.7 (Doksuri weakens back to a STS) — The JMA downgrades Doksuri to a severe tropical storm as it is now over Laos.^[1]
  • At 18.1°N 104.4°E / 18.1; 104.4 (Doksuri weakens to a TS per JTWC) — The JTWC reports Doksuri has rapidly weakened to a tropical storm.^[7]
• 18:00 UTC
  • At 18.3°N 102.7°E / 18.3; 102.7 (Doksuri weakens back to a TS per JMA) — The JMA further downgrades Doksuri to a tropical storm as it further degrades overland.^[1]
  • At 28.4°N 125.3°E / 28.4; 125.3 (Talim weakens to a TS per JTWC) — The JTWC downgrades Talim further to a tropical storm as it accelerates to the northeast.^[7]

September 16

• 00:00 UTC
  • At 18.6°N 101.0°E / 18.6; 101.0 (JMA last notes TD Doksuri) — The JMA last notes Doksuri as it weakens to a tropical depression, with the system dissipating six hours later over Thailand.^[1]
  • At 18.6°N 101.1°E / 18.6; 101.1 (JTWC last notes TD Doksuri) — The JTWC also last notes Doksuri, with the system weakening to a tropical depression.^[7]
• 06:00 UTC at 28.8°N 126.6°E / 28.8; 126.6 (Talim had another pressure drop per JTWC) — The JTWC assesses Talim's central pressure had deepened slightly to 975 hPa.^[7]
• 21:00 UTC at 30.4°N 129.5°E / 30.4; 129.5 (Talim weakens to a STS) — The JMA downgrades Talim to a severe tropical storm as it heads towards Kyushu.^[1]

Talim wreaking havoc across Japan on September 17.

September 17

• 02:30 UTC (11:30 JST) at 31.2°N 130.6°E / 31.2; 130.6 (Talim 1st landfall) — Talim hits through Satsuma Peninsula, Kagoshima Prefecture.^[1]
• 03:00 UTC (12:00 JST) at 31.5°N 130.7°E / 31.5; 130.7 (Talim 2nd landfall) — Briefly emerging over Kagoshima Bay, Talim makes another landfall on Tarumizu City at the Ōsumi Peninsula on the same prefecture.^[1]
• 07:30 UTC (16:30 JST) at 33.4°N 133.4°E / 33.4; 133.4 (Talim 3rd landfall) — Talim strikes the western part of Kōchi Prefecture on Shikoku after crossing the Bungo Channel.^[1]
• 12:00 UTC at 34.1°N 134.4°E / 34.1; 134.4 (Talim turns extratropical per JTWC) — The JTWC reports Talim has turned extratropical as it develops fronts after emerging on the eastern section of the Seto Inland Sea.^[7]
• 13:00 UTC (22:00 JST) at 34.7°N 135.0°E / 34.7; 135.0 (Talim 4th landfall) — Talim makes its final strike on Akashi City, Hyōgo Prefecture at Honshu after crossing Shikoku.^[1]
• 18:00 UTC at 37.8°N 138.7°E / 37.8; 138.7 (Talim turns extratropical per JMA) — The JMA reports Talim has completed its extratropical transition after emerging on the Sea of Japan.^[1]

September 22

• 18:00 UTC at 59.5°N 149.8°E / 59.5; 149.8 (JMA last notes Extratropical Talim) — The JMA last notes the extratropical remnants of Talim over the Sea of Okhotsk, with the system dissipating at 00:00 UTC the next day near Magadan Oblast.^[1]

September 23

• 00:00 UTC — The JMA marks a tropical depression over the South China Sea, off the coast of Luzon.^[88]
• 06:00 UTC (14:00 PHT) at 16.7°N 118.2°E / 16.7; 118.2 (TD 29 becomes TD Nando) — PAGASA starts tracking the tropical depression west of Luzon, designating it Nando, also attaining 10-minute winds of 45 km/h (24 kn; 28 mph) and a central pressure of 1004 hPa as it tracks westward.^[5]
• 12:00 UTC (20:00 PHT) at 16.9°N 116.7°E / 16.9; 116.7 (TD Nando leaves PAR) — PAGASA reports Nando has left the PAR.^[5]
• 18:00 UTC at 18.2°N 114.6°E / 18.2; 114.6 (JTWC starts tracking on Ex-Nando) — The JTWC starts tracking on Tropical Depression Ex-Nando, designating it 22W as it moves towards Hainan. The system has a central pressure of 1004 hPa before rising briefly.^[7]

Track of 22W during late September

September 24

• 00:00 UTC at 18.2°N 112.9°E / 18.2; 112.9 (22W attains its peak winds per JTWC) — The JTWC analyzes 22W has attained 1-minute winds of 30 kn (56 km/h; 35 mph).^[7]
• 03:00 UTC at 18.3°N 112.2°E / 18.3; 112.2 (22W attains its lowest pressure per JTWC) — The JTWC analyzes 22W has deepened to its lowest central pressure at 1000 hPa as it moves closer to Hainan.^[7]
• 12:00 UTC at 19.0°N 110.7°E / 19.0; 110.7 (22W attains its lowest pressure per JMA) — The JMA analyzes 22W having a central pressure of 1000 hPa as it is about to make landfall.^[89]
• 13:00-14:00 UTC (21:00-22:00 CST) at 19.2°N 109.7°E / 19.2; 109.7 (TD 23W hits Hainan) — Tropical Depression 22W hits Hainan.^[90]

September 25

• 00:00 UTC at 20.3°N 108.1°E / 20.3; 108.1 (22W re-attains its lowest pressure per JTWC) — According to the JTWC, 22W re-attains its lowest pressure of 1000 hPa after emerging over the Gulf of Tonkin.^[7]
• 06:00 UTC (13:00 ICT) at 21.1°N 106.9°E / 21.1; 106.9 (22W strikes Vietnam; JTWC last notes the system) — The JTWC last notes 22W as it weakens to a tropical disturbance while striking Quảng Ninh province.^[7]
• 18:00 UTC — The JMA last notes Ex-22W as it pushes further inland, with the system dissipating at 00:00 UTC the next day.^[91]

October

October 7

• 00:00 UTC at 16°N 126°E / 16; 126 (TD 30 forms) — The JMA marks a tropical depression over the Philippine Sea.^[92][93]
• 18:00 UTC (02:00 PHT, October 8) at 16°N 122°E / 16; 122 (TD 30 hits Luzon) — The tropical depression formerly over the Philippine Sea hits Luzon.^[92]

October 8

• 12:00 UTC at 15.6°N 115.0°E / 15.6; 115.0 (TD 30 attains 10-min winds of 30-knots) — Now over the South China Sea, the JMA assesses the system has attained 10-minute winds of 30 kn (56 km/h; 35 mph).^[94][95]

23W hours before its landfall on Vietnam on October 9

October 9

• 06:00 UTC at 16.9°N 110.4°E / 16.9; 110.4 (TD 30 becomes TD 23W) — The JTWC starts tracking on the tropical depression over the South China Sea, designating it 23W as it moves westwards.^[7]
• 12:00 UTC at 17.1°N 109.3°E / 17.1; 109.3 (TD 23W attains its lowest pressure per JMA) — The JMA analyzes 23W has attained its lowest pressure of 1000 hPa as it enters the Gulf of Tonkin.^[96][97]
• 18:00 UTC at 17.8°N 107.1°E / 17.8; 107.1 (TD 23W attains its peak winds per JTWC) — The JTWC analyzes 23W has attained its peak 1-minute sustained winds of 30 kn (56 km/h; 35 mph) as it is about to make landfall in Vietnam.^[7]
• 21:00-00:00 UTC (04:00-08:00 ICT, October 10) at 18.3°N 105.9°E / 18.3; 105.9 (TD 23W hits Vietnam) — Tropical Depression 23W makes landfall on Hà Tĩnh province.^[98]

October 10

• 00:00 UTC at 18.4°N 105.6°E / 18.4; 105.6 (TD 23W reaches its lowest pressure per JTWC) — The JTWC analyzes 23W has deepened with its central pressure dropping to 999 hPa as it moved further inland.^[7]
• 06:00 UTC at 19.2°N 103.5°E / 19.2; 103.5 (JMA and JTWC last notes 23W) — The JMA and JTWC last notes 23W as it emerges over Laos with the latter assessing the system has become a disturbance; the former analyzes the system dissipated six hours later.^[99][7]

October 11

• 00:00 UTC at 15.5°N 134.0°E / 15.5; 134.0 (TD 31 forms) — A tropical depression forms over the Philippine Sea.^[1]
• 12:00 UTC (20:00 PHT) at 16.8°N 131.0°E / 16.8; 131.0 (TD 31 becomes TD Odette) — PAGASA starts tracking the tropical depression over the Philippine Sea, naming it Odette as the system moves west-northwestward.^[5]

October 12

• 06:00 UTC at 17.8°N 124.1°E / 17.8; 124.1 (JTWC tracks on TD Odette) — The JTWC designates Odette with the identifier 24W as it nears Northern Luzon.^[7]
• 12:00 UTC
  • At 18.5°N 123.3°E / 18.5; 123.3 (JMA upgrades 24W to TS Khanun) — The JMA upgrades 24W (Odette) to a tropical storm, giving the system the name Khanun.^[1]
  • (20:00 PHT) at 18.4°N 123.3°E / 18.4; 123.3 (PAGASA also upgrades Khanun (Odette) to a TS) — PAGASA upgrades Khanun (Odette) to a tropical storm as well while the system approaches closer to land.^[5]
• 16:40 UTC (00:40 PHT, October 13) at 18.5°N 122.1°E / 18.5; 122.1 (Khanun (Odette) makes landfall on PH) — Tropical Storm Khanun (Odette) makes landfall on Santa Ana, Cagayan.^[5]
• 18:00 UTC at 18.5°N 122.0°E / 18.5; 122.0 (JTWC upgrades Khanun to a TS) — The JTWC upgrades Khanun (Odette) to a tropical storm despite experiencing land interaction.^[7]

October 13

• 06:00 UTC (14:00 PHT) at 17.5°N 119.1°E / 17.5; 119.1 (PAGASA upgrades Khanun (Odette) to a STS) — After emerging over the South China Sea, PAGASA reports Khanun (Odette) has intensified to a severe tropical storm as it veers away from Luzon.^[5]
• 18:00 UTC at 16.7°N 118.3°E / 16.7; 118.3 (JMA upgrades Khanun to a STS) — The JMA follow suit, upgrading Khanun (Odette) to a severe tropical storm while decelerating.^[1]

October 14

• 06:00 UTC
  • At 17.7°N 118.1°E / 17.7; 118.1 (JTWC reports Khanun had a pressure drop) — The JTWC assesses Khanun (Odette)'s central pressure dipped to 982 hPa before rising slightly as the system accelerates to the northwest.^[7]
  • (14:00 PHT) at 17.9°N 117.8°E / 17.9; 117.8 (Khanun (Odette) reaches its within-PAR peak) — PAGASA analyzes Khanun (Odette) to have 10-minute winds of 105 km/h (57 kn; 65 mph) and a central pressure of 981 hPa as it is about to exit the PAR.^[5]
• 12:00 UTC (20:00 PHT) at 18.7°N 117.5°E / 18.7; 117.5 (Khanun (Odette) leaves PAR) — Khanun (Odette) exits the PAR as it turns to a more westerly track.^[5]
• 18:00 UTC
  • At 19.5°N 116.4°E / 19.5; 116.4 (JMA upgrades Khanun to a typhoon) — The JMA further upgrades Khanun to a typhoon as it traverses the South China Sea.^[1]
  • At 19.4°N 116.3°E / 19.4; 116.3 (JTWC upgrades Khanun to a Cat 1 typhoon) — The JTWC assesses Khanun has intensified to a Category 1 typhoon.^[7]

Khanun approaching China on October 15.

October 15

• 00:00 UTC
  • At 20.2°N 114.7°E / 20.2; 114.7 (Khanun attains its peak per JMA) — The JMA reports Khanun has peaked with 10-minute sustained winds of 75 kn (139 km/h; 86 mph) and a lowest pressure of 955 hPa.^[1]
  • At 20.0°N 114.8°E / 20.0; 114.8 (JTWC upgrades Khanun to a Cat 2 typhoon) — Typhoon Khanun further strengthened to a Category 2 typhoon.^[7]
• 03:00 UTC at 20.2°N 114.3°E / 20.2; 114.3 (Khanun attains its peak per JTWC) — The JTWC analyzed Khanun has attained its peak with 1-minute sustained winds of 90 kn (170 km/h; 100 mph) and a lowest pressure of 956 hPa as it moves closer to Southern China.^[7]
• 06:00 UTC at 8.8°N 137.3°E / 8.8; 137.3 (TD 32 forms) — The JMA marks a tropical depression near Yap.^[1]
• 12:00 UTC
  • At 20.9°N 111.7°E / 20.9; 111.7 (JMA downgrades Khanun to a STS) — The JMA reports Khanun has weakened to a severe tropical storm.^[1]
  • At 20.7°N 112.0°E / 20.7; 112.0 (JTWC downgrades Khanun to a Cat 1 typhoon) — The JTWC reports Khanun has weakened to a Category 1 typhoon.^[7]
  • At 9.5°N 136.8°E / 9.5; 136.8 (JTWC designates TD 32 as 25W) — The JTWC designates the tropical depression near Yap as 25W.^[7]
• 18:00 UTC
  • At 20.8°N 110.6°E / 20.8; 110.6 (JMA downgrades Khanun to a TS) — The JMA further downgrades Khanun to a tropical storm as it is about to make landfall on Leizhou Peninsula.^[1]
  • At 20.6°N 110.5°E / 20.6; 110.5 (JTWC downgrades Khanun to a TS) — The JTWC follows suit, downgrading Khanun to a tropical storm as well.^[7]
  • At 9.7°N 136.2°E / 9.7; 136.2 (25W strengthens to TS Lan) — The JMA upgrades 25W to a tropical storm, naming it Lan as it slowly moves generally westward.^[1]
• 19:25 UTC (03:25 CST) at 20.3°N 110.2°E / 20.3; 110.2 (Khanun hits China) — Khanun makes landfall on Xuwen County, Guangdong.^[100]

October 16

• 00:00 UTC
  • At 20.3°N 109.9°E / 20.3; 109.9 (JMA downgrades Khanun to a TD) — Khanun further weakens to a tropical depression as it emerges over the Gulf of Tonkin.^[1]
  • At 10.3°N 135.6°E / 10.3; 135.6 (JTWC upgrades Lan to TS) — The JTWC also upgrades Lan to tropical storm status as it is about to enter the PAR.^[7]
• 06:00 UTC
  • At 20.5°N 109.3°E / 20.5; 109.3 (JMA last notes Khanun) — The JMA last notes Khanun as it further degrades, dissipating six hours later.^[1]
  • At 20.3°N 109.3°E / 20.3; 109.3 (JTWC last notes Khanun) — The JTWC also last notes Khanun as it weakens to a tropical depression based on their analysis.^[7]
• 10:00 UTC (18:00 PHT) — PAGASA reports Tropical Storm Lan has entered the PAR and is given the local name, Paolo.^[101]
• 18:00 UTC at 10.7°N 132.7°E / 10.7; 132.7 (JTWC reports Lan's pressure plummeted initially) — The JTWC reports Lan (Paolo)'s central pressure has dipped to 989 hPa before rising again later on as the system continues its slow motion.^[7]

October 17

• 00:00 UTC (08:00 PHT) at 11.0°N 132.8°E / 11.0; 132.8 (PAGASA upgrades Lan (Paolo) to a STS) — PAGASA upgrades Lan (Paolo) to a severe tropical storm.^[5]
• 06:00 UTC at 9.9°N 132.4°E / 9.9; 132.4 (JMA upgrades Lan to a STS) — The JMA reports Lan (Paolo) has become a severe tropical storm as it slowly turns northward.^[1]
• 18:00 UTC
  • At 11.0°N 132.6°E / 11.0; 132.6 (JMA upgrades Lan to a typhoon) — The JMA upgrades Lan further to a typhoon as it gradually accelerates northward.^[1]
  • (02:00 PHT, October 18) at 10.6°N 132.6°E / 10.6; 132.6 (PAGASA upgrades Lan (Paolo) to a typhoon) — PAGASA also upgrades Lan (Paolo) to a typhoon as the system completes a counter-clockwise loop by turning north.^[5]

October 18

• 00:00 UTC at 12.2°N 132.5°E / 12.2; 132.5 (Lan becomes a Cat 1 typhoon) — The JTWC reports Lan (Paolo) has intensified to a Category 1 typhoon while moving northward. The agency also assesses the system's pressure dipped to 977 hPa before slightly rising again.^[7]

Lan exhibiting a large outflow over the Philippine Sea as it strengthens on October 19, with the Philippines almost covered by Lan's convective bands.

October 19

• 00:00 UTC at 10.4°N 117.1°E / 10.4; 117.1 (JTWC reports formation of TD 26W) — The JTWC reports the formation of Tropical Depression 26W west of Palawan. The agency assesses the system having 1-minute winds of 25 kn (46 km/h; 29 mph) and a central pressure of 1002 hPa.^[7]
• 06:00 UTC
  • At 15°N 150°E / 15; 150 (TD 33 forms) — The JMA marks another tropical depression east of the Northern Mariana Islands with a central pressure of 1004 hPa.^[102][103]
  • At 16.3°N 130.1°E / 16.3; 130.1 (Lan peaks initially as a Cat 2 typhoon) — After turning northwest, the JTWC reports Lan (Paolo) became a Category 2 typhoon, peaking initially with 1-minute winds of 90 kn (170 km/h; 100 mph) and a central pressure of 956 hPa before weakening slightly.^[7]
• 12:00 UTC at 11.1°N 118.5°E / 11.1; 118.5 (TD 26W weakens to a disturbance) — As 26W moves to the east-northeast, the JTWC reports the system has weakened to a weather disturbance as it gets embedded in Lan's large circulation.^[7]
• 18:00 UTC
  • At 18.0°N 129.9°E / 18.0; 129.9 (Lan weakens back to a Cat 1 typhoon) — Typhoon Lan (Paolo) weakens back to a Category 1 typhoon as the system starts turning to the north-northeast.^[7]
  • At 11.9°N 151.9°E / 11.9; 151.9 (TD 33 becomes 27W) — The JTWC starts tracking the tropical depression east of the Northern Mariana Islands, designating the system 27W as it moves southwards.^[7]

October 20

• 00:00 UTC at 18.9°N 130.0°E / 18.9; 130.0 (Lan regains Cat 2 typhoon status) — Typhoon Lan (Paolo) re-strengthens back to a Category 2 typhoon as the system starts its rapid intensification.^[7]
• 06:00 UTC at 12°N 151°E / 12; 151 (27W re-attains a central pressure of 1004 hPa) — The JMA assesses 27W has re-attained a central pressure of 1004 hPa briefly as it turns to the west-northwest.^[104][105]
• 12:00 UTC
  • At 12.2°N 151.0°E / 12.2; 151.0 (27W attains 10-min winds of 30 knots) — The JMA analyzes 27W to have 10-minute winds of 30 kn (56 km/h; 35 mph).^[106]
  • At 20.1°N 130.3°E / 20.1; 130.3 (Lan quickly becomes a Cat 4 typhoon) — Continuing to move to the north-northeast, Typhoon Lan (Paolo) quickly strengthens to a Category 4 typhoon.^[7]
• 18:00 UTC
  • At 12.4°N 150.3°E / 12.4; 150.3 (27W re-attains a central pressure of 1004 hPa again) — The JMA reports 27W's central pressure has fluctuated, deepening back to a central pressure of 1004 hPa as it now turns to the west-southwest.^[104][7]
  • At 20.7°N 130.7°E / 20.7; 130.7 (Lan becomes a Cat 4 super-typhoon) — The JTWC declares Lan (Paolo) has intensified to a Category 4 super-typhoon.^{[7][nb 3]}

Large eye of Lan at its peak intensity on October 21.

October 21

• 06:00 UTC
  • At 12.3°N 148.9°E / 12.3; 148.9 (27W re-attains a central pressure of 1004 hPa for the 4th time) — 27W's central pressure fluctuated back to 1004 hPa, according to the JMA.^[107][108]
  • (14:00 PHT) at 22.3°N 132.0°E / 22.3; 132.0 (PAGASA reports Lan (Paolo) has peaked as a super-typhoon) — PAGASA analyzes Lan (Paolo) has attained its peak with 10-minute winds of 185 km/h (100 kn; 115 mph) and a central pressure of 926 hPa, making the system a super-typhoon.^{[5][nb 4]}
• 12:00 UTC at 23.8°N 132.6°E / 23.8; 132.6 (JTWC reports Lan has attains its second and best peak) — The JTWC reports Lan (Paolo) has attained its second and best peak with 1-minute winds of 135 kn (250 km/h; 155 mph) and a central pressure of 922 hPa.^[7]
• 17:00 UTC (01:00 PHT, October 22) — PAGASA reports Super Typhoon Lan (Paolo) has exited the PAR as it accelerates to the north-northeast.^[110]
• 18:00 UTC
  • At 25.6°N 133.3°E / 25.6; 133.3 (Lan peaks per JMA) — The JMA reports Typhoon Lan has achieved its peak intensity with 10-minute sustained winds of 100 kn (190 km/h; 120 mph) and a central pressure of 915 hPa.^[1]
  • At 11.6°N 147.1°E / 11.6; 147.1 (JMA last notes 27W) — The JMA last notes 27W as it re-attains a central pressure of 1004 hPa with the system dissipating six hours later.^[107][111]

October 22

• 00:00 UTC
  • At 27.8°N 133.8°E / 27.8; 133.8 (Lan levels off from super-typhoon status) — The JTWC downgrades Lan to a Category 4 typhoon as the system closes in on Japan.^[7]
  • At 10.2°N 147.5°E / 10.2; 147.5 (27W becomes a TS per JTWC) — The JTWC analyzes 27W has strengthened to a tropical storm with 1-minute winds of 35 kn (65 km/h; 40 mph) and a central pressure of 996 hPa.^[7]
• 06:00 UTC
  • At 29.9°N 134.6°E / 29.9; 134.6 (Lan weakens to a Cat 3 typhoon) — The JTWC further downgrades Lan to a Category 3 typhoon located south of Shikoku.^[7]
  • At 9.1°N 148.3°E / 9.1; 148.3 (27W re-develops per JMA while 27W weakens to a TD per JTWC) — The JMA re-designates 27W as a tropical depression again with a central pressure of 1004 hPa.^[1] On the contrary, the JTWC downgrades 27W to a tropical depression as it shifts its movement from southeast to west-northwest.^[7]
• 12:00 UTC at 32.0°N 136.1°E / 32.0; 136.1 (Lan weakens to a Cat 2 typhoon) — Continuing to weaken rapidly, Typhoon Lan degrades to a Category 2 typhoon.^[7]
• 18:00 UTC
  • (03:00 JST, October 23) at 34.7°N 138.1°E / 34.7; 138.1 (Lan hits Japan) — Typhoon Lan makes landfall on Kakegawa City, Shizuoka Prefecture.^[1]
  • At 34.6°N 138.6°E / 34.6; 138.6 (Lan turns extratropical per JTWC) — The JTWC reports Lan has turned to a Category 1 typhoon-strength extratropical cyclone as the system made landfall on Japan.^[7]
  • At 9.1°N 148.0°E / 9.1; 148.0 (27W re-attains a central pressure of 1004 hPa per JMA) — The JMA assesses 27W has re-attained a central pressure of 1004 hPa as it gradually accelerates.^[1]

October 23

• 00:00 UTC
  • At 37.2°N 141.5°E / 37.2; 141.5 (Lan turns extratropical per JMA) — The JMA declares Lan an extratropical cyclone after emerging from Honshu to the Pacific Ocean.^[1]
  • At 9.1°N 147.5°E / 9.1; 147.5 (27W weakens to a remnant low per JTWC) — The JTWC reports 27W has weakened to a remnant low while moving west-northwest.^[7]
• 06:00 UTC at 9.3°N 147.4°E / 9.3; 147.4 (TD Ex-27W re-attains a central pressure of 1004 hPa again) — The JMA reports Ex-27W's central pressure continues to fluctuate as it re-attains it again at 1004 hPa.^[1]
• 18:00 UTC
  • At 10.2°N 145.4°E / 10.2; 145.4 (TD Ex-27W re-attains a lower pressure of 1002 hPa) — The JMA reports Ex-27W's central pressure lowers to 1002 hPa as it passes south of Guam.^[1]
  • At 44.4°N 155.4°E / 44.4; 155.4 (JMA last notes Extratropical Lan) — The JMA last notes the extratropical remnants of Lan southeast of the Kuril Islands as the system gets absorbed by a stronger extratropical cyclone north of it; the system was indistinguishable six hours later.^[1]

October 24

• 12:00 UTC at 14.5°N 139.3°E / 14.5; 139.3 (TD Ex-27W intensifies to TS Saola) — The JMA upgrades Ex-27W to a tropical storm, naming it Saola, located to the west of Guam.^[1]
• 18:00 UTC at 13.6°N 137.1°E / 13.6; 137.1 (JTWC restarts tracking on 27W) — The JTWC begins tracking on Saola after analyzing it to have regenerated to a tropical depression.^[7]

October 25

• 00:00 UTC at 14.5°N 135.9°E / 14.5; 135.9 (JTWC upgrades Saola to a TS) — The JTWC upgrades Saola to a tropical storm as it is about to enter the PAR.^[7]
• 07:00 UTC (15:00 PHT) at 14.5°N 135.0°E / 14.5; 135.0 (Saola enters PAR) — PAGASA reports Saola has entered the PAR and is given the local name Quedan.^[112]

October 26

• 00:00 UTC (08:00 PHT) at 17.6°N 132.5°E / 17.6; 132.5 (Saola (Quedan) becomes a STS per PAGASA) — PAGASA further upgrades Saola (Quedan) to a severe tropical storm as it turns more northwesterly over the Philippine Sea.^[5]

October 27

• 00:00 UTC at 21.3°N 129.8°E / 21.3; 129.8 (JMA upgrades Saola to a STS) — The JMA also upgrades Saola (Quedan) to a severe tropical storm.^[1]
• 18:00 UTC
  • At 24.2°N 128.3°E / 24.2; 128.3 (Saola attains its peak per JMA) — The JMA analyzes Saola (Quedan) has peaked with 10-minute winds of 60 kn (110 km/h; 69 mph) and a central pressure of 975 hPa as it turns to the north.^[1]
  • (02:00 PHT, October 28) at 24.1°N 127.9°E / 24.1; 127.9 (Saola (Quedan) attains its within-PAR peak per PAGASA) — PAGASA assesses Saola (Quedan) to have 10-minute winds of 100 km/h (54 kn; 62 mph) and a central pressure of 984 hPa as it is about to exit the PAR.^[5]
• 21:00 UTC (05:00 PHT, October 28) at 25.0°N 128.1°E / 25.0; 128.1 (Saola (Quedan) leaves PAR) — Severe Tropical Storm Saola (Quedan) exits the PAR as it approaches the Ryukyu Islands.^[5][1]

Saola shortly after passing over Okinawa on October 28.

October 28

• 05:00 UTC (14:00 JST) at 26.5°N 127.9°E / 26.5; 127.9 (Saola lands on Okinawa) — Severe Tropical Storm Saola clips the northeastern part of Okinawa Island.^[1]
• 06:00 UTC at 27.1°N 128.4°E / 27.1; 128.4 (JTWC upgrades Saola to a Cat 1 typhoon) — The JTWC reports Saola has strengthened to a Category 1 typhoon, subsequently attaining its peak 1-minute winds of 65 kn (120 km/h; 75 mph) as it enters the East China Sea.^[7]
• 12:00 UTC at 28.5°N 129.4°E / 28.5; 129.4 (Saola deepens to its lowest pressure per JTWC) — The JTWC analyzes Saola has also attained its lowest pressure at 974 hPa as it passes close to the Amami Islands.^[7]
• 18:00 UTC at 29.9°N 130.6°E / 29.9; 130.6 (Saola weakens to a TS per JTWC) — The JTWC downgrades Saola to a tropical storm near the Ōsumi Islands as it shifts its movement to the east-northeast and undergoes extratropical transition.^[7]

October 29

• 06:00 UTC at 32.8°N 136.3°E / 32.8; 136.3 (Saola turns extratropical per JTWC) — The JTWC reports Saola has turned extratropical as it parallels the southern coast of Japan.^[7]
• 12:00 UTC at 34.8°N 141.1°E / 34.8; 141.1 (Saola turns extratropical per JMA) — The JMA also assesses Saola has transitioned to an extratropical cyclone, although short-lived, as it gets absorbed by another extratropical low north of the system six hours later.^[1]

October 30

• 12:00 UTC at 8°N 112°E / 8; 112 (TD 34 forms) — A tropical depression develops over the South China Sea northwest of Borneo with a central pressure of 1006 hPa.^[113][114]

October 31

• 00:00 UTC at 11.0°N 126.8°E / 11.0; 126.8 (TD 35 forms) — Another tropical depression forms southeast of Samar Island.^[1]
• 06:00 UTC (14:00 PHT) at 11.2°N 125.9°E / 11.2; 125.9 (TD 35 attains a central pressure of 1006 hPa) — The JMA analyzes the tropical depression has briefly attained a central pressure of 1006 hPa as the system strikes the southern part of Samar Island.^[1]
• 12:00 UTC (20:00 PHT) at 11.4°N 124.7°E / 11.4; 124.7 (TD 35 strikes Leyte Island) — The tropical depression formerly over Samar Island clips the northwestern part of Leyte Island after briefly emerging over Carigara Bay.^[1]
• 18:00 UTC
  • At 11.7°N 123.2°E / 11.7; 123.2 (TD 35 re-attains a central pressure of 1006 hPa) — The tropical depression now over the Visayan Sea re-attains a central pressure of 1006 hPa.^[1]
  • (02:00 PHT) at 11.6°N 122.3°E / 11.6; 122.3 (TD 35 becomes TD Ramil) — PAGASA designates the tropical depression as Ramil having formed over the northwestern portion of Panay Island.^[5]

November

November 1

• 03:00 UTC (11:00 PHT) at 11.4°N 120.4°E / 11.4; 120.4 (Ramil is in the vicinity of Cuyo Islands) — PAGASA reports Ramil has been located in the vicinity of the Cuyo Islands.^[115][116]
• 06:00 UTC
  • At 7.3°N 106.8°E / 7.3; 106.8 (TD 34 attains 10-minute winds of 30 knots) — The tropical depression over the South China Sea attains 10-minute winds of 30 kn (56 km/h; 35 mph) as it continues to move towards the Gulf of Thailand.^[117]
  • (14:00 PHT) at 11.6°N 120.4°E / 11.6; 120.4 (Ramil is in the vicinity of Calamian Islands) — PAGASA reports Ramil has reached the vicinity of Calamian Islands.^[118][5]
• 12:00 UTC at 12.1°N 119.0°E / 12.1; 119.0 (TD Ramil becomes TD 28W) — After having crossed the Calamian Islands, the JTWC designates Ramil as 28W as it moves westwards.^[7]

November 2

• 00:00 UTC
  • At 12.5°N 117.7°E / 12.5; 117.7 (JMA upgrades 28W to TS Damrey) — The JMA upgrades 28W (Ramil) to a tropical storm, naming it Damrey.^[1]
  • At 12.8°N 117.5°E / 12.8; 117.5 (JTWC upgrades Damrey to a TS) — The JTWC also reports Damrey (Ramil) has intensified to a tropical storm.^[7]
  • (08:00 PHT) at 12.3°N 117.4°E / 12.3; 117.4 (PAGASA upgrades Damrey (Ramil) to a TS) — PAGASA follows suit in upgrading Damrey (Ramil) to a tropical storm as it heads westward.^[5]
• 06:00 UTC (14:00 PHT) at 12.9°N 116.6°E / 12.9; 116.6 (JTWC reports Damrey (Ramil) had a pressure drop as it reaches its within-PAR peak) — The JTWC reports Damrey (Ramil)'s central pressure drops to 989 hPa while PAGASA assesses the system has attained its within-PAR peak with 10-minute sustained winds of 80 km/h (43 kn; 50 mph) and a central pressure of 993 hPa as it moves closer to the boundary of the PAR.^[7][5]
• 18:00 UTC
  • At 12.7°N 114.4°E / 12.7; 114.4 (JMA upgrades Damrey to STS) — The JMA further upgrades Damrey (Ramil) to a severe tropical storm.^[1]
  • (02:00 PHT, November 3) at 13.1°N 114.6°E / 13.1; 114.6 (Damrey (Ramil) exits PAR) — Damrey (Ramil) exits the PAR.^[5]

Damrey shortly before its peak over the South China Sea on November 3.

November 3

• 00:00 UTC
  • At 12.6°N 113.5°E / 12.6; 113.5 (JMA upgrades Damrey to typhoon status) — Damrey rapidly intensifies to a typhoon over the South China Sea.^[1]
  • At 12.7°N 113.5°E / 12.7; 113.5 (JTWC upgrades Damrey to a Cat 1 typhoon) — The JTWC also reports Damrey has strengthened to a Category 1 typhoon with a central pressure of 970 hPa.^[7]
• 06:00 UTC at 12.7°N 112.6°E / 12.7; 112.6 (JMA reports Damrey has peaked) — The JMA analyzes Typhoon Damrey has peaked with 10-minute winds of 70 kn (130 km/h; 81 mph) and a central pressure of 970 hPa as it closes in on Vietnam.^[1]
• 12:00 UTC
  • (19:00 ICT) at 7.0°N 101.7°E / 7.0; 101.7 (TD 34 attains its lowest pressure at 1004 hPa at landfall in Thailand) — The tropical depression formerly over the South China Sea makes landfall on Pattani province on Thailand at the Malay Peninsula while attaining its lowest pressure of 1004 hPa. The JMA also last notes the system, which dissipates six hours later.^[119][7]
  • At 12.8°N 111.6°E / 12.8; 111.6 (Damrey becomes a Cat 2 typhoon) — The JTWC further upgrades Damrey to a Category 2 typhoon.^[7]
• 18:00 UTC at 12.8°N 110.4°E / 12.8; 110.4 (Damrey peaks as a Cat 2 typhoon per JTWC) — The JTWC assesses Damrey has peaked with 1-minute sustained winds of 90 kn (170 km/h; 100 mph) and a central pressure of 967 hPa as it is about to make landfall.^[7]

November 4

• 00:00 UTC (07:00 ICT) at 12.5°N 109.1°E / 12.5; 109.1 (Damrey strikes Vietnam) — Typhoon Damrey hits Vạn Ninh District, Khánh Hòa Province.^[1]
• 06:00 UTC
  • At 12.4°N 107.7°E / 12.4; 107.7 (Damrey weakens to a STS) — Damrey weakens to a severe tropical storm per the JMA.^[1]
  • At 12.4°N 107.8°E / 12.4; 107.8 (Damrey weakens to a TS per JTWC) — The JTWC downgrades Damrey to a tropical storm.^[7]
• 12:00 UTC
  • At 12.4°N 106.4°E / 12.4; 106.4 (Damrey weakens to a TS per JMA) — The JMA follows suit, downgrading Damrey to a tropical storm after emerging over Cambodia.^[1]
  • At 5.6°N 100.3°E / 5.6; 100.3 (JTWC tracks the remnants of TD 34 as TD 29W) — The JTWC designates the remnants of a former tropical depression now on the west coast of the Malay Peninsula as 29W with 1-minute winds of 25 kn (46 km/h; 29 mph) and a central pressure of 1004 hPa.^[7]
• 18:00 UTC
  • At 13.2°N 105.6°E / 13.2; 105.6 (JMA last notes TD Damrey) — The JMA last notes Damrey as it weakens to a tropical depression as it turns to the northwest, with the system dissipating at 00:00 UTC the next day.^[1]
  • At 12.8°N 105.3°E / 12.8; 105.3 (JTWC last notes TD Damrey) — The JTWC last notes and downgrades Damrey to a tropical depression as it moves further inland.^[7]

Erratic track of 29W during early November, which caused the 2017 Malaysian floods.

November 5

• 00:00 UTC at 5.1°N 100.9°E / 5.1; 100.9 (JTWC downgrades 29W to a disturbance) — After 29W loops back to the Malay Peninsula, the JTWC downgrades it to a weather disturbance.^[7]

November 6

• 06:00 UTC at 8.3°N 102.6°E / 8.3; 102.6 (JTWC re-monitors 29W) — After having completed a counter-clockwise loop over the Gulf of Thailand and the Malay Peninsula, the JTWC reports remnants of 29W have regenerated to a tropical depression again after emerging over the gulf with 1-minute winds of 25 kn (46 km/h; 29 mph).^[7]
• 12:00 UTC at 9°N 102°E / 9; 102 (JMA starts tracking again on 29W as a TD) — The JMA also starts tracking again 29W with a central pressure of 1006 hPa.^[120][121]
• 18:00 UTC at 9.3°N 102.0°E / 9.3; 102.0 (29W attains its lowest pressure per JTWC) — The JTWC reports 29W's central pressure dipped down to 1004 hPa after the system turned to the northwest.^[7]

November 7

• 06:00 UTC at 10°N 101°E / 10; 101 (JMA last notes 29W) — The JMA last notes 29W as it heads to the northern part of the Malay Peninsula; the system becomes untraceable six hours later.^[122][123]
• 12:00 UTC at 10.1°N 134.2°E / 10.1; 134.2 (TD 36 forms) — The JMA marks another tropical depression north-northwest of Palau.^[1]

November 8

• 00:00 UTC at 11.3°N 99.6°E / 11.3; 99.6 (JTWC last notes 29W) — The JTWC last notes 29W as it weakens to a disturbance on approach to its final landfall on the northern part of the Malay Peninsula, near Prachuap Khiri Khan province.^[7]
• 06:00 UTC at 11.0°N 129.0°E / 11.0; 129.0 (TD 36 attains a central pressure of 1004 hPa) — The JMA assesses the tropical depression now northwest of Palau deepens its central pressure to 1004 hPa before rising again as the system approaches Samar Island.^[1]
• 18:00 UTC
  • At 12.1°N 125.6°E / 12.1; 125.6 (TD 36 re-attains a central pressure of 1004 hPa) — The tropical depression's central pressure fluctuates back to 1004 hPa as it is about to hit Samar Island.^[1]
  • At 12.3°N 125.8°E / 12.3; 125.8 (TD 36 becomes 30W) — The JTWC starts tracking on the tropical depression near Samar Island, designating it 30W.^[7]
• 19:00-19:30 PHT (03:00-03:30 PHT, November 9) — Tropical Depression 30W hits Samar Island.^[124]
• 21:00 UTC (05:00 PHT, November 9) at 12.4°N 125.0°E / 12.4; 125.0 (30W becomes Salome) — PAGASA starts tracking 30W, designating it Salome over Samar Island.^[5]

Pre-Haikui traversing the Philippines on November 9.

November 9

• 03:00 UTC (11:00 PHT) at 13.1°N 123.7°E / 13.1; 123.7 (30W (Salome) hits Albay) — PAGASA reports 30W (Salome) has been located in the vicinity of Legazpi City, Albay.^[125]
• 06:00 UTC (14:00 PHT) at 13.1°N 123.0°E / 13.1; 123.0 (30W (Salome) hits Burias Island) — After briefly crossing Burias Pass, 30W (Salome) hits the northern portion of Burias Island.^[5]
• 08:00-09:00 UTC (16:00-17:00 PHT) at 13.4°N 122.6°E / 13.4; 122.6 (30W (Salome) crosses Bondoc Peninsula) — 30W (Salome) crosses the Bondoc Peninsula after briefly emerging off the strait connecting Ragay Gulf to the Sibuyan Sea.^[5]
• 11:00 UTC (19:00 PHT) at 13.7°N 121.4°E / 13.7; 121.4 (30W (Salome) strikes Batangas) — PAGASA reports 30W (Salome) makes its final landfall on San Juan, Batangas.^[126]
• 12:00 UTC (20:00 PHT) at 13.7°N 121.4°E / 13.7; 121.4 (PAGASA upgrades 30W (Salome) to a TS) — PAGASA upgrades 30W (Salome) to a tropical storm as it traverses Batangas.^[5]

November 10

• 00:00 UTC
  • At 15.0°N 119.2°E / 15.0; 119.2 (TD 30W becomes TS Haikui) — The JMA designates 30W (Salome) as Haikui after the agency analyzes the system has intensified to a tropical storm.^[1]
  • At 15.2°N 119.2°E / 15.2; 119.2 (JTWC also upgrades Haikui to a TS) — The JTWC follows suit, upgrading Haikui (Salome) to a tropical storm after the system emerged over the South China Sea.^[7]
• 06:00 UTC (14:00 PHT) at 15.9°N 118.4°E / 15.9; 118.4 (Haikui (Salome) reaches its within-PAR peak) — PAGASA assesses Haikui (Salome) has reached its within-PAR peak with 10-minute winds of 75 km/h (40 kn; 47 mph) and a central pressure of 995 hPa as it continues to move away from Luzon.^[5]
• 18:00 UTC
  • At 17.3°N 116.5°E / 17.3; 116.5 (Haikui peaks per JTWC) — The JTWC analyzes Haikui (Salome) has peaked with 1-minute sustained winds of 45 kn (83 km/h; 52 mph) and a central pressure of 989 hPa as it turns west-northwestward.^[7]
  • (02:00 PHT, November 11) at 17.4°N 116.9°E / 17.4; 116.9 (Haikui (Salome) exits PAR) — PAGASA reports Haikui (Salome) has left the PAR.^[5]

November 11

• 00:00 UTC at 17.6°N 116.2°E / 17.6; 116.2 (Haikui peaks per JMA) — The JMA also analyzes Haikui has reached its peak with 10-minute sustained winds of 40 kn (74 km/h; 46 mph) and a central pressure of 998 hPa as it gradually shifts to a westward movement.^[1]
• 18:00 UTC at 17.8°N 113.5°E / 17.8; 113.5 (Haikui weakens to a TD per JTWC) — The JTWC downgrades Haikui to a tropical depression as it slowly trails westward.^[7]

November 12

• 06:00 UTC at 17.5°N 112.3°E / 17.5; 112.3 (Haikui weakens to a TD per JMA and to a disturbance per JTWC) — The JMA also downgrades Haikui to a tropical depression while the JTWC downgrades it further to a tropical disturbance as it moves closer to the southeast of Hainan.^[1][7]

November 13

• 00:00 UTC at 17.5°N 110.5°E / 17.5; 110.5 (JMA last notes Haikui) — The JMA last notes Tropical Depression Haikui as it further weakens while located south of Hainan, dissipating six hours later.^[1]

November 16

• 12:00 UTC at 7.1°N 123.6°E / 7.1; 123.6 (TD 37 forms) — Another tropical depression forms over Moro Gulf.^[1]
• 18:00 UTC (02:00 PHT, November 17) at 7.8°N 122.3°E / 7.8; 122.3 (TD 37 crosses Zamboanga) — The tropical depression formerly over Moro Gulf crosses the Zamboanga Peninsula.^[1]

November 17

• 00:00 UTC (08:00 PHT) at 8.8°N 120.5°E / 8.8; 120.5 (TD 37 becomes TD Tino) — After emerging over Sulu Sea, the tropical depression gets a local name Tino from the PAGASA. The agency analyzes the system having 10-minute winds of 55 km/h (30 kn; 34 mph) and a central pressure of 1002 hPa.^[5]
• 06:00 UTC at 9.3°N 119.3°E / 9.3; 119.3 (TD Tino becomes 31W) — The JTWC also starts tracking on Tino, designating it 31W as the system is about to cross Palawan.^[7]
• 09:00 UTC (17:00 PHT) at 9.7°N 118.7°E / 9.7; 118.7 (TD 31W hits Palawan) — Tropical Depression 31W (Tino) hits Puerto Princesa City, Palawan.^[5]
• 18:00 UTC at 10.8°N 116.2°E / 10.8; 116.2 (JTWC upgrades 31W to TS) — The JTWC upgrades 31W (Tino) to a tropical storm as it is about to exit the PAR.^[7]

Track of Kirogi during mid-November.

November 18

• 00:00 UTC
  • At 11.5°N 115.2°E / 11.5; 115.2 (31W becomes TS Kirogi) — The JMA upgrades 31W (Tino) to a tropical storm, naming it Kirogi as it traverses over the South China Sea. Subsequently, it also attains its peak with 10-minute sustained winds of 35 kn (65 km/h; 40 mph) and a central pressure of 1000 hPa.^[1]
  • (08:00 PHT) at 11.1°N 114.9°E / 11.1; 114.9 (Kirogi (Tino) exits PAR) — PAGASA reports Kirogi (Tino) has left the PAR as it intensifies to a tropical storm.^[5]
• 18:00 UTC at 10.7°N 111.8°E / 10.7; 111.8 (Kirogi peaks per JTWC) — The JTWC analyzes Kirogi has peaked with 1-minute sustained winds of 40 kn (74 km/h; 46 mph) and a central pressure of 993 hPa as it closes in on Vietnam.^[7]

November 19

• 00:00 UTC at 10.9°N 110.6°E / 10.9; 110.6 (Kirogi becomes a TD per JMA) — The JMA downgrades Kirogi to a tropical depression as it nears the Vietnamese coast.^[1]
• 06:00 UTC
  • At 11.0°N 109.6°E / 11.0; 109.6 (JMA last notes Kirogi) — The JMA last notes Kirogi as it degrades before striking land, dissipating six hours later.^[1]
  • At 11.4°N 108.8°E / 11.4; 108.8 (Kirogi weakens to a TD per JTWC) — The JTWC also downgrades Kirogi to a tropical depression.^[7]
• 06:00-09:00 UTC (13:00-16:00 ICT) at 12.0°N 109.2°E / 12.0; 109.2 (Kirogi hits Vietnam) — Kirogi makes landfall on southern Vietnam.^[127]
• 12:00 UTC at 12.3°N 107.2°E / 12.3; 107.2 (JTWC last notes Kirogi) — The JTWC also last notes Kirogi as it weakens to a weather disturbance while moving inland.^[7]

December

December 12

• 06:00 UTC (14:00 PHT) at 9.2°N 130.6°E / 9.2; 130.6 (PAGASA reports TD Urduja forms) — PAGASA reports the formation of Tropical Depression Urduja east of northeastern Mindanao.^[5]

December 13

• 18:00 UTC
  • At 10.8°N 126.8°E / 10.8; 126.8 (JMA tracks on TD Urduja) — The JMA starts classifying Urduja as a tropical depression.^[1]
  • At 11.3°N 128.3°E / 11.3; 128.3 (JTWC tracks on Urduja as 32W) — The JTWC also starts tracking Urduja as a tropical depression, designating it 32W.^[7]

Erratic and unusual track of Kai-tak during mid to late December.

December 14

• 00:00 UTC at 11.0°N 127.4°E / 11.0; 127.4 (32W becomes TS Kai-tak) — Tropical Depression 32W (Urduja) intensifies to a tropical storm, with the JMA naming it Kai-tak as the system recurves to the east-northeast very slowly.^[1]
• 03:00 UTC (11:00 PHT) at 11.0°N 126.8°E / 11.0; 126.8 (PAGASA upgrades Kai-tak (Urduja) to a TS) — The PAGASA also follows suit, upgrading Kai-tak (Urduja) to a tropical storm.^[128]
• 06:00 UTC at 11.0°N 128.1°E / 11.0; 128.1 (JTWC also upgrades Kai-tak to a TS) — The JTWC also upgrades Kai-tak (Urduja) to a tropical storm.^[7]
• 12:00 UTC
  • At 11.3°N 128.2°E / 11.3; 128.2 (Kai-tak attains its initial 10-min. max winds) — The JMA analyzes Kai-tak (Urduja) has attained its initial peak 10-minute winds of 40 kn (74 km/h; 46 mph) as it continues to move very slowly while turning north.^[1]
  • At 11.2°N 128.0°E / 11.2; 128.0 (Kai-tak attains initial peak per JTWC) — The JTWC also assesses Kai-tak (Urduja) has attained its initial peak intensity with 1-minute winds of 50 kn (93 km/h; 58 mph) and a central pressure of 985 hPa.^[7]

December 15

• 06:00 UTC at 11.7°N 127.8°E / 11.7; 127.8 (Kai-tak attains its lowest pressure per JMA) — While maintaining its maximum 10-minute winds, Kai-tak (Urduja) deepens its central pressure to 994 hPa as the system slowly turns to the northwest.^[1]
• 18:00 UTC (02:00 PHT, December 16) at 11.9°N 127.3°E / 11.9; 127.3 (Kai-tak (Urduja) peaks per PAGASA) — PAGASA reports Kai-tak (Urduja) has peaked with 10-minute winds of 80 km/h (43 kn; 50 mph) and a central pressure of 993 hPa as it slowly moves westward towards Samar Island.^[5]

Kai-tak shortly before its landfall on Samar on December 16.

December 16

• 05:30 UTC (13:30 PHT) at 12.2°N 125.5°E / 12.2; 125.5 (Kai-tak (Urduja) 1st landfall) — Tropical Storm Kai-tak (Urduja) finally hits land at San Policarpo, Eastern Samar.^[5]
• 12:00 UTC
  • At 12.2°N 125.6°E / 12.2; 125.6 (Kai-tak weakens to a TD per JMA) — The JMA downgrades Kai-tak (Urduja) to a tropical depression as it experiences frictional effects from land interaction.^[1]
  • At 4.6°N 146.4°E / 4.6; 146.4 (TD 39 forms) — Another tropical depression develops near the Caroline Islands.^[129]
  • At 12.1°N 125.4°E / 12.1; 125.4 (Kai-tak weakens to a TD per JTWC) — The JTWC also downgrades Kai-tak (Urduja) to a tropical depression as it continues to traverse Samar Island slowly.^[7]
• 18:00 UTC at 4.6°N 146.1°E / 4.6; 146.1 (TD 39 attains its lowest pressure) — The JMA analyzes the tropical depression near the Caroline Islands has attained its lowest pressure of 1004 hPa.^[129]
• 21:00 UTC (05:00 PHT, December 17) at 12.2°N 124.8°E / 12.2; 124.8 (Kai-tak (Urduja) weakens to a TD per PAGASA) — The PAGASA reports Kai-tak (Urduja) has weakened to a tropical depression as the system is about to emerge over the Samar Sea.^[130]

December 17

• 02:00 UTC (10:00 PHT) at 12.3°N 123.7°E / 12.3; 123.7 (Kai-tak (Urduja) 2nd landfall) — Tropical Depression Kai-tak (Urduja) makes its second landfall at Mobo, Masbate.^[5]
• 04:00 UTC (12:00 PHT) at 12.4°N 122.6°E / 12.4; 122.6 (Kai-tak (Urduja) 3rd landfall) — Briefly crossing Sibuyan Sea, Tropical Depression Kai-tak (Urduja) makes its third hit at Sibuyan Island, Romblon as the system turns to the southwest.^[5]
• 06:00 UTC at 5.2°N 145.7°E / 5.2; 145.7 (TD 39 re-attains its lowest pressure) — The tropical depression near the Caroline Islands re-attains a central pressure of 1004 hPa after slightly rising earlier.^[131]
• 10:00 UTC (18:00 PHT) at 11.9°N 121.9°E / 11.9; 121.9 (Kai-tak (Urduja) 4th landfall) — After re-emerging over Sibuyan Sea, Tropical Depression Kai-tak (Urduja) makes its fourth strike at Malay, Aklan.^[5]
• 12:00 UTC
  • At 5°N 146°E / 5; 146 (TD 39 weakens to a remnant low) — The tropical depression near the Caroline Islands weakens to a remnant low.^[131]
  • At 11.3°N 121.2°E / 11.3; 121.2 (Kai-tak slightly regains strength per JTWC) — The JTWC assesses Kai-tak (Urduja) has briefly regained some strength, now having 1-minute winds of 30 kn (56 km/h; 35 mph) and a central pressure of 1000 hPa as the system heads towards the Cuyo Archipelago.^[7]
• 15:00 UTC (23:00 PHT) at 10.9°N 121.0°E / 10.9; 121.0 (Kai-tak (Urduja) 5th landfall) — Continuing to move towards the southwest, Tropical Depression Kai-tak (Urduja) crosses Cuyo, Palawan.^[5]
• 22:00 UTC (06:00 PHT, December 18) at 10.8°N 119.5°E / 10.8; 119.5 (Kai-tak (Urduja) 6th landfall) — Tropical Depression Kai-tak (Urduja) makes its sixth and final landfall on Taytay, Palawan.^[5]

December 18

• 18:00 UTC at 9.7°N 116.6°E / 9.7; 116.6 (Kai-tak weakens to a tropical wave per JTWC) — The JTWC assesses Kai-tak (Urduja) has further degraded to a tropical wave over the South China Sea.^[7]

December 19

• 02:00 UTC (10:00 PHT) at 10.4°N 114.9°E / 10.4; 114.9 (Kai-tak (Urduja) exits PAR) — PAGASA reports Kai-tak (Urduja) has exited the PAR.^[132]

Kai-tak traversing southwestward over the South China Sea on December 20.

December 20

• 00:00 UTC
  • At 7.8°N 113.1°E / 7.8; 113.1 (Kai-tak re-intensifies to a TS per JMA) — The JMA reports Kai-tak has regained strength to tropical storm status as it moves west-southwest.^[1]
  • At 8.1°N 134.2°E / 8.1; 134.2 (TD 40 forms) — The JMA reports the formation of another tropical depression north of Palau, possibly coming from the remnants of a former tropical depression near the Caroline Islands.^[1]
• 06:00 UTC (14:00 PHT) at 8.3°N 134.0°E / 8.3; 134.0 (TD 40 becomes TD Vinta) — PAGASA names the tropical depression near Palau as Vinta.^[5]
• 12:00 UTC
  • At 7.3°N 111.7°E / 7.3; 111.7 (Kai-tak reaches a secondary peak per JMA) — The JMA analyzes Kai-tak has reached its secondary peak intensity with 10-minute winds of 40 kn (74 km/h; 46 mph) and a central pressure of 996 hPa.^[1]
  • At 7.4°N 111.4°E / 7.4; 111.4 (Kai-tak re-strengthens to a TS per JTWC) — The JTWC assesses Kai-tak has regained its tropical storm status.^[7]
  • At 7.8°N 132.4°E / 7.8; 132.4 (TD Vinta becomes TD 33W) — The JTWC also starts tracking on Vinta, designating it 33W as it moves westwards towards Mindanao.^[7]
• 18:00 UTC
  • At 8.6°N 130.9°E / 8.6; 130.9 (33W becomes TS Vinta) — The JMA upgrades 33W (Vinta) to a tropical storm, naming it Tembin.^[1]
  • At 7.2°N 110.3°E / 7.2; 110.3 (Kai-tak reaches its third peak per JTWC) — The JTWC assesses Kai-tak has re-strengthened to a 50 kn (93 km/h; 58 mph) tropical storm with a central pressure of 985 hPa.^[7]
  • (02:00 PHT, December 21) at 9.0°N 131.1°E / 9.0; 131.1 (PAGASA upgrades Tembin (Vinta) to a TS) — PAGASA follows suit, upgrading Tembin (Vinta) to a tropical storm as well.^[5]

Tembin hours before landfall on Mindanao on December 21.

December 21

• 00:00 UTC at 8.5°N 129.8°E / 8.5; 129.8 (Tembin becomes a TS per JTWC) — The JTWC also upgrades Tembin (Vinta) to a tropical storm as it turns west-southwest.^[7]
• 12:00 UTC
  • At 6.3°N 108.5°E / 6.3; 108.5 (Kai-tak weakens to a TD per JMA) — Continuing to dive southwestwards, the JMA downgrades Kai-tak to a tropical depression.^[1]
  • (20:00 PHT) at 8.3°N 127.3°E / 8.3; 127.3 (PAGASA upgrades Tembin (Vinta) to a STS) — PAGASA reports Tembin (Vinta) has strengthened to a severe tropical storm with 10-minute winds of 90 km/h (49 kn; 56 mph) and a central pressure of 987 hPa as it is about to make landfall.^[5]
• 17:45 UTC (01:45 PHT, December 22) at 7.8°N 126.5°E / 7.8; 126.5 (Tembin (Vinta) hits Mindanao) — PAGASA reports Tembin (Vinta) has made landfall at Cateel, Davao Oriental.^[5]
• 18:00 UTC
  • At 7.8°N 126.8°E / 7.8; 126.8 (JMA upgrades Tembin to a STS, reaches initial peak) — The JMA analyzes Tembin (Vinta) has peaked initially with 10-minute sustained winds of 50 kn (93 km/h; 58 mph) and a central pressure of 990 hPa, making it a severe tropical storm.^[1]
  • At 7.9°N 126.5°E / 7.9; 126.5 (Tembin peaks initially per JTWC) — The JTWC also analyzes Tembin (Vinta) as initially peaking with 1-minute winds of 50 kn (93 km/h; 58 mph) and a central pressure of 986 hPa.^[7]
  • At 5.9°N 107.5°E / 5.9; 107.5 (Kai-tak weakens to a TD per JTWC) — The JTWC also follows suit, downgrading Kai-tak back to a tropical depression as it dives to a lower latitude, which is unusual for tropical cyclones.^[7]

December 22

• 00:00 UTC
  • At 7.7°N 125.2°E / 7.7; 125.2 (JMA downgrades Tembin to a TS) — Experiencing land interaction from traversing Mindanao, Tembin (Vinta) weakens to a tropical storm per JMA.^[1]
  • (08:00 PHT) at 7.8°N 125.6°E / 7.8; 125.6 (PAGASA downgrades Tembin (Vinta) to a TS) — PAGASA also downgrades Tembin (Vinta) to a tropical storm.^[5]
• 06:00 UTC (14:00 PHT) at 8.0°N 124.1°E / 8.0; 124.1 (Tembin (Vinta) weakens to a TD per PAGASA) — PAGASA further downgrades Tembin (Vinta) to a tropical depression now over the Zamboanga Peninsula.^[5]
• 12:00 UTC at 4.7°N 105.4°E / 4.7; 105.4 (Kai-tak weakens to a disturbance per JTWC) — Now below 5th latitude, the JTWC downgrades Kai-tak to a tropical disturbance as it nears the Malay peninsula.^[7]
• 15:00 UTC (23:00 PHT) at 8.0°N 122.0°E / 8.0; 122.0 (Tembin (Vinta) re-intensifies to a TS per PAGASA) — PAGASA reports Tembin (Vinta) has re-intensified to a tropical storm after emerging over the Sulu Sea.^[133][134]
• 18:00 UTC at 7.8°N 121.4°E / 7.8; 121.4 (JMA re-upgrades Tembin to a STS) — The JMA reports Tembin (Vinta) has re-strengthened back to being a severe tropical storm.^[1]

December 23

• 00:00 UTC at 3.6°N 104.5°E / 3.6; 104.5 (Kai-tak briefly re-strengthens to a TD per JTWC) — Turning further south at lower latitudes, the JTWC assesses Kai-tak has re-intensified to a 25 kn (46 km/h; 29 mph) tropical depression with a central pressure of 1002 hPa.^[7]
• 06:00 UTC (14:00 PHT) at 7.6°N 119.0°E / 7.6; 119.0 (PAGASA upgrades Tembin (Vinta) back to a STS) — PAGASA reports Tembin (Vinta) has further re-intensified to a severe tropical storm as it nears Palawan.^[5]
• 12:00 UTC
  • At 7.8°N 117.5°E / 7.8; 117.5 (JMA upgrades Tembin to a typhoon) — The JMA assesses Tembin (Vinta) has intensified further to a typhoon as it nears landfall in Palawan.^[1]
  • At 7.7°N 117.4°E / 7.7; 117.4 (Tembin becomes a Cat 1 typhoon per JTWC) — The JTWC also upgrades Tembin (Vinta) to a Category 1 typhoon.^[7]
  • At 2.7°N 104.8°E / 2.7; 104.8 (Kai-tak weakens again to a disturbance per JTWC) — The JTWC downgrades Kai-tak to a tropical disturbance once again east of Tioman Island.^[7]
• 14:00 UTC (22:00 PHT) at 7.8°N 117.1°E / 7.8; 117.1 (Tembin (Vinta) hits Palawan) — Tembin (Vinta) makes its second landfall at Balabac, Palawan.^[135][5]
• 18:00 UTC
  • At 2.7°N 104.8°E / 2.7; 104.8 (JMA last notes Kai-tak) — At an unsuitable latitude for tropical cyclones, the JMA last notes Tropical Depression Kai-tak with the system dissipating six hours later.^[1]
  • (02:00 PHT, December 24) at 8.0°N 115.8°E / 8.0; 115.8 (Tembin (Vinta) becomes a typhoon per PAGASA) — After emerging over the South China Sea, PAGASA reports Tembin (Vinta) has intensified to a typhoon with 10-minute winds of 120 km/h (65 kn; 75 mph) and a central pressure of 973 hPa as it is about to exit the PAR.^[5]

Tembin at its peak intensity over the South China Sea on December 24.

December 24

• 00:00 UTC
  • At 8.1°N 114.7°E / 8.1; 114.7 (Tembin reaches best peak per JMA) — The JMA analyzes Tembin (Vinta) has attained its best peak as a typhoon with 10-minute sustained winds of 70 kn (130 km/h; 81 mph) and a central pressure of 975 hPa while moving westwards.^[1]
  • (08:00 PHT) at 8.5°N 114.9°E / 8.5; 114.9 (Tembin (Vinta) exits PAR) — PAGASA reports Tembin (Vinta) has left the PAR.^[5]
• 06:00 UTC at 8.2°N 113.2°E / 8.2; 113.2 (Tembin peaks as a Cat 2 typhoon per JTWC) — The JTWC further upgrades Tembin to a Category 2 typhoon, subsequently peaking with 1-minute winds of 85 kn (157 km/h; 98 mph) and a central pressure of 959 hPa.^[7]
• 12:00 UTC at 8.3°N 111.9°E / 8.3; 111.9 (Tembin weakens to a Cat 1 typhoon per JTWC) — The JTWC downgrades Tembin back to a Category 1 typhoon as it continues to traverse westwards.^[7]
• 18:00 UTC at 8.1°N 111.0°E / 8.1; 111.0 (Tembin weakens to a STS) — The JMA downgrades Tembin back to a severe tropical storm once again, now moving south of Vietnam.^[1]

December 25

• 00:00 UTC
  • At 8.0°N 109.9°E / 8.0; 109.9 (Tembin weakens to a TS per JMA) — The JMA further downgrades Tembin to a tropical storm.^[1]
  • At 7.9°N 109.8°E / 7.9; 109.8 (Tembin weakens to a TS per JTWC) — The JTWC follows suit, downgrading Tembin back to a tropical storm.^[7]
• 12:00 UTC at 8.7°N 107.7°E / 8.7; 107.7 (Tembin weakens to a TD per JMA) — The JMA reports Tembin has further weakened to a tropical depression as it approaches Côn Đảo.^[1]
• 18:00 UTC at 8.4°N 106.1°E / 8.4; 106.1 (Tembin weakens to a TD per JTWC) — The JTWC also downgrades Tembin to a tropical depression after making a close approach on Côn Đảo.^[7]

December 26

• 00:00 UTC at 8.4°N 105.0°E / 8.4; 105.0 (Tembin weakens to a disturbance per JTWC) — Further degrading, the JTWC reports Tembin has weakened to a tropical disturbance near Hon Khoai.^[7]
• 06:00 UTC at 8.6°N 103.6°E / 8.6; 103.6 (JMA last notes Tembin) — The JMA last notes Tembin south of Cambodia, with the system dissipating at 12:00 UTC.^[1]

December 29

• 18:00 UTC at 7.4°N 138.0°E / 7.4; 138.0 (TD 41 forms) — The JMA marks a tropical depression near the Caroline Islands.^[2]

December 30

• 06:00 UTC at 8.6°N 136.9°E / 8.6; 136.9 (TD 41 attains a central pressure of 1004 hPa) — The JMA analyzes the tropical depression near the Caroline Islands has slightly deepened its central pressure to 1004 hPa.^[2]
• 18:00 UTC at 9.4°N 135.2°E / 9.4; 135.2 (TD 41 re-attains a central pressure of 1004 hPa) — Now turning westward, the tropical depression near the Caroline Islands re-attains a central pressure of 1004 hPa before slightly rising again.^[2]

December 31

• The 2017 Pacific typhoon season ends as the 2018 Pacific typhoon season begins.

Further information: See 2018 Pacific typhoon season, Timeline of the 2018 Pacific typhoon season, and Tropical Storm Bolaven (2018) for events succeeding 2017.

Notes

1. While Bolaven formed during the 2017 season as being the last system, it was considered to be part of the 2018 Pacific typhoon season, based on the JMA's annual report, thus, Tembin would be the last system of this season while Bolaven would be the first system for the following season.^[1][2]
2. Operationally, 02W was a tropical depression by the JTWC before its landfall in Samar, but in post-season analysis, the agency determined it to be a weather disturbance at the time. Similarly, the agency never re-upgraded the system to a tropical depression as it emerged over the South China Sea until the end of the season.^[7]
3. A super typhoon is an unofficial category used by the Joint Typhoon Warning Center (JTWC) for a typhoon with winds of at least 130 kn (240 km/h; 150 mph).^[75]
4. Since March 23, 2022, PAGASA has defined a super-typhoon as a tropical cyclone with maximum 10-minute sustained winds of ≥185 kilometres per hour (100 kn; 51 m/s; 115 mph).^[109]