European intergovernmental weather computation organisation based in the UK

<span class="mw-page-title-main">European Centre for Medium-Range Weather Forecasts</span>

This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: "European Centre for Medium-Range Weather Forecasts" – news · newspapers · books · scholar · JSTOR  (August 2010) (Learn how and when to remove this template message)

European Centre for Medium-Range Weather Forecasts

<p>The <b>European Centre for Medium-Range Weather Forecasts</b> (<b>ECMWF</b>) is an independent <a href="/en/Intergovernmental_organisation" title="Intergovernmental organisation" class="mw-redirect wl">intergovernmental organisation</a> supported by most of the nations of Europe. It is based at three sites: <a href="/en/Shinfield" title="Shinfield" class="wl">Shinfield Park</a>, <a href="/en/Reading,_Berkshire" title="Reading, Berkshire" class="wl">Reading</a>, <a href="/en/United_Kingdom" title="United Kingdom" class="wl">United Kingdom</a>; <a href="/en/Bologna" title="Bologna" class="wl">Bologna</a>, Italy; and <a href="/en/Bonn" title="Bonn" class="wl">Bonn</a>, Germany. It operates one of the largest supercomputer complexes in Europe and the world's largest archive of numerical weather prediction data.<span class="mw-ref reference" id="cite_ref-who-we-are_1-0"><a href="#cite_note-who-we-are-1" style="counter-reset: mw-Ref 1;"><span class="mw-reflink-text">[1]</span></a></span></p>

<div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none" about="#mwt1">European intergovernmental weather computation organisation based in the UK</div>
<p>
</p>
<style data-mw-deduplicate="TemplateStyles:r1097763485" typeof="mw:Extension/templatestyles mw:Transclusion">.mw-parser-output .ambox{border:1px solid #a2a9b1;border-left:10px solid #36c;background-color:#fbfbfb;box-sizing:border-box}.mw-parser-output .ambox+link+.ambox,.mw-parser-output .ambox+link+style+.ambox,.mw-parser-output .ambox+link+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+style+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+link+.ambox{margin-top:-1px}html body.mediawiki .mw-parser-output .ambox.mbox-small-left{margin:4px 1em 4px 0;overflow:hidden;width:238px;border-collapse:collapse;font-size:88%;line-height:1.25em}.mw-parser-output .ambox-speedy{border-left:10px solid #b32424;background-color:#fee7e6}.mw-parser-output .ambox-delete{border-left:10px solid #b32424}.mw-parser-output .ambox-content{border-left:10px solid #f28500}.mw-parser-output .ambox-style{border-left:10px solid #fc3}.mw-parser-output .ambox-move{border-left:10px solid #9932cc}.mw-parser-output .ambox-protection{border-left:10px solid #a2a9b1}.mw-parser-output .ambox .mbox-text{border:none;padding:0.25em 0.5em;width:100%}.mw-parser-output .ambox .mbox-image{border:none;padding:2px 0 2px 0.5em;text-align:center}.mw-parser-output .ambox .mbox-imageright{border:none;padding:2px 0.5em 2px 0;text-align:center}.mw-parser-output .ambox .mbox-empty-cell{border:none;padding:0;width:1px}.mw-parser-output .ambox .mbox-image-div{width:52px}html.client-js body.skin-minerva .mw-parser-output .mbox-text-span{margin-left:23px!important}@media(min-width:720px){.mw-parser-output .ambox{margin:0 10%}}</style>
<style data-mw-deduplicate="TemplateStyles:r1066479718" typeof="mw:Extension/templatestyles mw:Transclusion">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}body.skin-minerva .mw-parser-output .infobox-header,body.skin-minerva .mw-parser-output .infobox-subheader,body.skin-minerva .mw-parser-output .infobox-above,body.skin-minerva .mw-parser-output .infobox-title,body.skin-minerva .mw-parser-output .infobox-image,body.skin-minerva .mw-parser-output .infobox-full-data,body.skin-minerva .mw-parser-output .infobox-below{text-align:center}</style><div class='mobile-collapse'><header class="mobile-collapse-header mobile-collapse-btn"><b>Quick facts: Established, Headquarters, Country, Coordinat...</b> <span class='arrow'>▼</span></header> <table class="infobox biography vcard mobile-collapse-element"><caption class="infobox-title fn org">European Centre for Medium-Range Weather Forecasts</caption><tbody><tr><td colspan="2" class="infobox-image"><span class="mw-default-size"><a href="/en/File:Ecmwf.png" class="mw-file-description image media-thumb" data-hash="File:Ecmwf.png"><img loading="lazy" src="//upload.wikimedia.org/wikipedia/commons/2/2d/Ecmwf.png" decoding="async" data-file-width="215" data-file-height="143" data-file-type="bitmap" height="143" width="215" alt="Ecmwf.png"></a></span></td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;">Established</th><td class="infobox-data">1975<span>&nbsp;</span><span class="penicon autoconfirmed-show"><span class="mw-valign-text-top"><a href="/en/Q1274195?uselang=en#P571" title="Edit this on Wikidata" class="image wl"><img loading="lazy"alt="Edit this on Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" data-file-width="20" data-file-height="20" data-file-type="drawing" height="10" width="10" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x"></a></span></span> (48<span>&nbsp;</span>years ago)</td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;">Headquarters</th><td class="infobox-data"><a href="/en/Reading,_Berkshire" title="Reading, Berkshire" class="wl">Reading</a><span>&nbsp;</span><span class="penicon autoconfirmed-show"><span class="mw-valign-text-top"><a href="/en/Q1274195?uselang=en#P159" title="Edit this on Wikidata" class="image wl"><img loading="lazy"alt="Edit this on Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" data-file-width="20" data-file-height="20" data-file-type="drawing" height="10" width="10" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x"></a></span></span></td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;">Country</th><td class="infobox-data">United Kingdom<span>&nbsp;</span><span class="penicon autoconfirmed-show"><span class="mw-valign-text-top"><a href="/en/Q1274195?uselang=en#P17" title="Edit this on Wikidata" class="image wl"><img loading="lazy"alt="Edit this on Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" data-file-width="20" data-file-height="20" data-file-type="drawing" height="10" width="10" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x"></a></span></span></td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;">Coordinates</th><td class="infobox-data"><style data-mw-deduplicate="TemplateStyles:r1073938472" typeof="mw:Extension/templatestyles">.mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-parser-output .geo-multi-punct{display:none}.mw-parser-output .longitude,.mw-parser-output .latitude{white-space:nowrap}</style><span class="plainlinks nourlexpansion"><a rel="mw:ExtLink" href="//geohack.toolforge.org/geohack.php?pagename=European_Centre_for_Medium-Range_Weather_Forecasts&amp;params=51.41961_N_0.95081_W_" class="external text" target="_blank"><span class="geo-default"><span class="geo-dms"><span class="latitude">51°25′11″N</span> <span class="longitude">0°57′03″W</span></span></span></a></span><span style="font-size: small;"></span> <span class="mw-valign-text-top noprint"><a href="/en/Q1274195#P625" title="Edit this at Wikidata" class="image wl"><img loading="lazy"alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" data-file-width="20" data-file-height="20" data-file-type="drawing" height="10" width="10" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x"></a></span></td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;">Chief Executives</th><td class="infobox-data"><a href="/en/Florence_Rabier" title="Florence Rabier" class="wl">Florence Rabier</a><span>&nbsp;</span><span class="penicon autoconfirmed-show"><span class="mw-valign-text-top"><a href="/en/Q1274195?uselang=en#P169" title="Edit this on Wikidata" class="image wl"><img loading="lazy"alt="Edit this on Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" data-file-width="20" data-file-height="20" data-file-type="drawing" height="10" width="10" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x"></a></span></span></td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;">Directors</th><td class="infobox-data"><a href="/en/Florence_Rabier" title="Florence Rabier" class="wl">Florence Rabier</a></td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;">Website</th><td class="infobox-data"><span class="url"><a rel="mw:ExtLink nofollow" href="http://www.ecmwf.int" class="external text" target="_blank">www<wbr>.ecmwf<wbr>.int</a></span><span>&nbsp;</span><span class="penicon autoconfirmed-show"><span class="mw-valign-text-top"><a href="/en/Q1274195?uselang=en#P856" title="Edit this on Wikidata" class="image wl"><img loading="lazy"alt="Edit this on Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" data-file-width="20" data-file-height="20" data-file-type="drawing" height="10" width="10" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x"></a></span></span></td></tr></tbody></table> <footer class='mobile-collapse-footer mobile-collapse-btn'><b>Close</b> <span class='arrow'>▲</span></footer></div>


The European Centre for Medium-Range Weather Forecasts is an independent intergovernmental organisation supported by most of the nations of Europe. It is based at three sites: Shinfield Park, Reading, United Kingdom; Bologna, Italy; and Bonn, Germany. It operates one of the largest supercomputer complexes in Europe and the world's largest archive of numerical weather prediction data. 