About | ECMWF

<!DOCTYPE html> <html lang="en" dir="ltr" prefix="content: http://purl.org/rss/1.0/modules/content/ dc: http://purl.org/dc/terms/ foaf: http://xmlns.com/foaf/0.1/ og: http://ogp.me/ns# rdfs: http://www.w3.org/2000/01/rdf-schema# schema: http://schema.org/ sioc: http://rdfs.org/sioc/ns# sioct: http://rdfs.org/sioc/types# skos: http://www.w3.org/2004/02/skos/core# xsd: http://www.w3.org/2001/XMLSchema# "> <head><link rel='dns-prefetch' href='www.datatables.net'><link rel='dns-prefetch' href='//unpkg.com'>  <script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start': new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0], j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src= 'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f); })(window,document,'script','dataLayer','GTM-P5T597');</script>  <meta charset="utf-8" /> <meta name="description" content="ECMWF is the European Centre for Medium-Range Weather Forecasts. We are both a research institute and a 24/7 operational service, producing global numerical weather predictions and other data for our Member and Co-operating States and the broader community. The Centre has one of the largest supercomputer facilities and meteorological data archives in the world." /> <link rel="canonical" href="https://www.ecmwf.int/en/about" /> <link rel="shortlink" href="https://www.ecmwf.int/node/9" /> <meta name="generator" content="Drupal 9 (http://drupal.org)" /> <meta property="og:site_name" content="ECMWF" /> <meta property="og:type" content="Website" /> <meta property="og:url" content="https://www.ecmwf.int/en/about" /> <meta property="og:title" content="About" /> <meta property="og:updated_time" content="2025-03-28T09:02:21+00:00" /> <meta name="dcterms.title" content="About" /> <meta name="dcterms.creator" content="Helen Setchell" /> <meta name="dcterms.date" content="2022-07-21T10:05+00:00" /> <meta name="dcterms.type" content="Text" /> <meta name="dcterms.format" content="text/html" /> <meta name="dcterms.identifier" content="https://www.ecmwf.int/en/about" /> <meta name="twitter:card" content="summary_large_image" /> <meta name="twitter:title" content="About" /> <meta name="twitter:site" content="@ecmwf" /> <meta name="twitter:creator" content="@ecmwf" /> <meta name="twitter:image:width" content="690" /> <meta name="twitter:image:height" content="460" /> <meta name="Generator" content="Drupal 9 (https://www.drupal.org)" /> <meta name="MobileOptimized" content="width" /> <meta name="HandheldFriendly" content="true" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <script type="application/ld+json">{ "@context": "https://schema.org", "@graph": [ { "isAccessibleForFree": "True" }, { "@type": "WebPage", "@id": "https://www.ecmwf.int/en/about", "author": { "@type": "Organization", "@id": "ECMWF", "name": "European Centre for Medium-Range Weather Forecasts", "url": "https://www.ecmwf.int" }, "isAccessibleForFree": "True" } ] }</script> <link rel="icon" href="/sites/default/files/favicon.ico.production.ico" type="image/vnd.microsoft.icon" /> <script>window.a2a_config=window.a2a_config||{};a2a_config.callbacks=[];a2a_config.overlays=[];a2a_config.templates={};var a2a_config = a2a_config || {}; a2a_config.callbacks = a2a_config.callbacks || []; a2a_config.callbacks.push({ share: function(data) { // Track shares in Google Analytics with Google Tag Manager dataLayer.push({ 'event': 'AddToAnyShare', 'socialNetwork': 'AddToAny', 'socialAction': data.service, 'socialTarget': data.url }); } });</script> <title>About | ECMWF</title> <link rel="stylesheet" media="all" href="/sites/default/files/css/css_vJZBMgzGbolHee14E-HmVop_NvgpnkG8VgMvlD366R4.css" /> <link rel="stylesheet" media="all" href="/sites/default/files/css/css_DmnCeiqzoReK4V7BwU6TvkEB8yZTwMI0sApPqRMzLwA.css" /> <link rel="stylesheet" media="all" href="/sites/default/files/css/css_Cw8ZQDTQw_GREREg6UjG8yWOK_4NaXGahfqhY4dEMwI.css" /> <link rel="stylesheet" media="all" href="//unpkg.com/aos@2.3.1/dist/aos.css" /> <link rel="stylesheet" media="all" href="/sites/default/files/css/css_7plXKGSF8eG9NcxAbc8F6twipqqxagQ_ThRadwbH8CQ.css" /> <link rel="stylesheet" media="all" href="/sites/default/files/css/css_XJApU13pZnDFMhHLMUenE1Gmsr2oI3PTFaVjJKz2rNE.css" /> <link rel="stylesheet" media="print" href="/sites/default/files/css/css_AbpHGcgLb-kRsJGnwFEktk7uzpZOCcBY74-YBdrKVGs.css" /> </head>  <body class="layout-one-sidebar layout-sidebar-first page__type__about path-node page-node-type-landing-page">  <noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-P5T597" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>  <a href="#main-content" class="visually-hidden focusable skip-link" aria-label="main-content"> </a> <div class="dialog-off-canvas-main-canvas" data-off-canvas-main-canvas> <div class="menu-collapse-overlay"></div> <header id="header" class="header w-100" role="banner"> <div class="ecmwf-header text-white"> <div class="ecmwf-top-header border-bottom"> <div class="container ecmwf-top-header___wrapper"> <div class="row"> <div class="col-lg-6 col-4 mobile justify-content-start"> <a id="btn-mobile"><span class="material-icons-outlined md-24">menu</span></a> <a class="support navbar-toggle" href="/en/support"><span class="material-icons-outlined md-24">help_outline</span></a> </div> <div class="nav-brand col-lg-6 col-4 col-md-4"> <div id="block-sitebranding" class="block block-system block-system-branding-block"> <a href="/" rel="home"> <img src="/sites/default/files/ECMWF50_Logo_Horizontal_White.png" alt="Home" /> </a> </div> </div> <div class="nav-user col-lg-6 d-flex p-0 justify-content-end col-md-8"> <div class="views-exposed-form bef-exposed-form block block-views block-views-exposed-filter-blocksearch-site-page-1" data-drupal-selector="views-exposed-form-search-site-page-1" id="block-exposedformsearch-sitepage-1-2"> <div class="content"> <form action="/search/site" method="get" id="views-exposed-form-search-site-page-1" accept-charset="UTF-8"> <div class="js-form-item form-item js-form-type-textfield form-item-search-api-fulltext js-form-item-search-api-fulltext"> <input placeholder="Search site..." data-drupal-selector="edit-search-api-fulltext" data-msg-maxlength="This field field has a maximum length of 128." type="text" id="edit-search-api-fulltext" name="search_api_fulltext" value="" size="30" maxlength="128" class="form-control" /> </div> <div data-drupal-selector="edit-actions" class="form-actions js-form-wrapper form-wrapper" id="edit-actions"><input data-drupal-selector="edit-submit-search-site" type="submit" id="edit-submit-search-site" value="Go" class="button js-form-submit form-submit form-control" /> </div> </form> </div> </div> <div class="header-menu float-start py-3 collapse" id="navbar-search" aria-expanded="false"> <form action="/search/node" method="get" id="search-block-form" accept-charset="UTF-8" class="search-form d-flex search-block-form"> <div class="js-form-item form-item js-form-type-search form-item-keys js-form-item-keys form-no-label"> <label for="edit-keys" class="visually-hidden">Search</label> <input title="Enter the terms you wish to search for." class="input-sm form-search form-control" placeholder="Search site..." data-drupal-selector="edit-keys" data-msg-maxlength="Search field has a maximum length of 128." type="search" id="edit-keys" name="keys" value="" size="15" maxlength="128" /> </div> <div data-drupal-selector="edit-actions" class="form-actions js-form-wrapper form-wrapper" id="edit-actions--2"><input class="search-form__submit button js-form-submit form-submit form-control" data-drupal-selector="edit-submit" type="submit" id="edit-submit" value="" /> </div> </form> </div> <div class="collapse navbar-collapse" data-bs-parent="#navbar-kicker" id="user_block"> <div class="content"> <ul id="navbar-user" class="nav navbar-right nav-pills navigation--level-1"> <li class="nav-item navigation__item--level-1"> <a href="/en/support" class="help__section nav-link navigation__link--level-1" data-drupal-link-system-path="node/26479"><span class="material-icons-outlined md-18"> help_outline </span>Help</a> </li> <li class="nav-item navigation__item--level-1 navigation__item--last"> <a href="/user/login" class="nav-link navigation__link--level-1" data-drupal-link-system-path="user/login"><span class="material-icons-outlined md-18">login</span> Log in</a> </li> </ul> </div> </div> </div> <div class="nav-mobile col-4 d-flex justify-content-end"> <a class="navbar-toggle collapsed" id="toggle-search" type="button" data-bs-toggle="collapse" data-bs-target="#navbar-search" aria-label="Search" aria-expanded="false" aria-controls="navbar-search"><span class="material-icons-outlined md-24">search</span></a> <a class="navbar-toggle collapsed" data-bs-toggle="collapse" id="toggle-user" data-bs-target="#user_block" aria-label="Toggle user menu" aria-expanded="false" aria-controls="user_block"><span class="material-icons-outlined md-24">account_circle</span></a> </div> </div> </div> </div> <div id="navbar-menu"> <div class="container"> <div class="row"> <div class="d-flex align-items-center justify-content-center"> <nav role="navigation" aria-labelledby="block-ecmwf-main-menu-menu" id="block-ecmwf-main-menu"> <h1 class="visually-hidden" id="block-ecmwf-main-menu-menu">Main navigation</h1> <ul class="nav navigation--level-1"> <li class="nav-item nav-item--level-1"> <a href="/" class="nav-link text-white nav-link--level-1" data-drupal-link-system-path="<front>">Home</a> </li> <li class="nav-item nav-item--level-1 active-trail"> <a href="/en/about" class="is-active nav-link text-white nav-link--level-1 active-trail" data-drupal-link-system-path="node/9">About</a> </li> <li class="nav-item nav-item--level-1"> <a href="/en/forecasts" class="nav-link text-white nav-link--level-1" data-drupal-link-system-path="node/39">Forecasts</a> </li> <li class="nav-item nav-item--level-1"> <a href="/en/computing" class="nav-link text-white nav-link--level-1" data-drupal-link-system-path="node/104">Computing</a> </li> <li class="nav-item nav-item--level-1"> <a href="/en/research" class="nav-link text-white nav-link--level-1" data-drupal-link-system-path="node/105">Research</a> </li> <li class="nav-item nav-item--level-1"> <a href="/en/learning" class="nav-link text-white nav-link--level-1" data-drupal-link-system-path="node/146">Learning</a> </li> <li class="nav-item nav-item--level-1"> <a href="/en/publications" class="nav-link text-white nav-link--level-1" data-drupal-link-system-path="node/187">Publications</a> </li> <li class="nav-item nav-item--level-1 nav-item--last"> <a href="/en/about/media-centre/stories/anniversary" class="nav-link text-white nav-link--level-1" data-drupal-link-system-path="node/29218">Anniversary</a> </li> </ul> </nav> </div> </div> </div> </div> </div> <div class="header-menu" id="navbar-kicker"> <div class="container"> <nav role="navigation" aria-labelledby="block-mainnavigation-3-menu" id="block-mainnavigation-3"> <h1 class="visually-hidden" id="block-mainnavigation-3-menu">Main navigation</h1> <ul> <li class="nav-item menu-item--collapsed"> <a href="/en/about/who-we-are" class="nav-link nav-link--en-about-who-we-are" data-drupal-link-system-path="node/21042">Who we are</a> </li> <li class="nav-item menu-item--collapsed"> <a href="/en/about/what-we-do" class="nav-link nav-link--en-about-what-we-do" data-drupal-link-system-path="node/21007">What we do</a> </li> <li class="nav-item menu-item--collapsed"> <a href="/en/about/jobs" class="nav-link nav-link--en-about-jobs" data-drupal-link-system-path="node/21022">Jobs</a> </li> <li class="nav-item menu-item--collapsed"> <a href="/en/about/media-centre" class="nav-link nav-link--en-about-media-centre" data-drupal-link-system-path="node/21014">Media centre</a> </li> <li class="nav-item menu-item--collapsed"> <a href="/en/about/suppliers" class="nav-link nav-link--en-about-suppliers" data-drupal-link-system-path="node/21021">Suppliers</a> </li> <li class="nav-item menu-item--collapsed"> <a href="/en/about/contact-us/location" class="nav-link nav-link--en-about-contact-us-location" data-drupal-link-system-path="node/21005">Location</a> </li> </ul> </nav> </div> </div> <div id="edit-tabs" class="collapsed"> <div class="container"> <div class="row"> <div class="col-sm-12"> </div> </div> </div> </div></header> <main id="main"> <div class="container"> <div class="row"> <div data-drupal-messages-fallback class="hidden"></div> </div> </div> <div id="page-wrapper"> <div id="main"> <a id="main-content" tabindex="-1"></a> <div id="block-ecmwf-content" class="block block-system block-system-main-block"> <div class="content"> <article data-history-node-id="9" role="article" about="/en/about" class="node node--type-landing-page node--view-mode-full clearfix"> <div class="row-para"> <div class="container"> </div> </div> <div class="_none"><div class="container"> <div class="layout row no-gutters layout-builder__layout"> <div class="col-12"> <div class="_none block block-layout-builder block-extra-field-blocknodelanding-pagecontent-moderation-control"> <div class="content"> </div> </div> </div> </div> </div></div><div class="ecmwf-bg-light-gray bg-color _none bs-pt-3 bs-pb-3"><div class="container"> <div class="intro__about layout row layout-builder__layout"> <div class="col-lg-6 col-sm-12 col-12"> <div class="_none block card__ctx_column block-layout-builder block-inline-blockcolumn-content-text"> <div class="card__body"> <div class="card__img"> </div> <div class="card__title"> <h1 class="__title">About us</h1> </div> <div class="card-text"> <div class="tex2jax_process"><p>ECMWF is the European Centre for Medium-Range Weather Forecasts.</p> <p>We are both a research institute and a 24/7 operational service, producing global numerical weather predictions and other data for our Member and Co-operating States and the broader community. We operate a world-class supercomputer facility for weather forecasting and hold one of the largest meteorological data archives. Other strategic activities include delivering advanced training and assisting the <abbr title="World Meteorological Organization">WMO</abbr> in implementing its programmes.</p> <p>We are a key player in Copernicus, the Earth Observation component of the European Union’s Space programme, by implementing quality-assured information on climate change (Copernicus Climate Change Service), atmospheric composition (Copernicus Atmosphere Monitoring Service), and contributing to information on flooding and fire danger (Copernicus Emergency Management Service). Together with <abbr title="European Space Agency">ESA</abbr> and <abbr title="European Organisation for the Exploitation of Meteorological Satellites">EUMETSAT</abbr>, we are delivering the EU's Destination Earth initiative, which is developing prototype digital twins of the Earth.</p> </div> </div> <div class="bundle__action"> <div class="field field--name-field-cta field--type-entity-reference-revisions field--label-hidden field__item"> <a class="mb-2 btn btn-primary" href="/en/about/who-we-are">Who we are<span class="material-icons-outlined">chevron_right</span></a> </div> </div> </div> </div> </div> <div class="col-lg-6 col-sm-12 col-12"> <div class="_none block card__smp block-layout-builder block-inline-blocksimple-card"> <div class="card__body"> <div class="card__img"> <img loading="lazy" src="/sites/default/files/styles/900x/public/2022-03/ecmwf-member-state-flags-headquarters-web.jpg?itok=tHpWBdwK&32930" width="900" height="600" alt="About us" typeof="foaf:Image" /> </div> <div class="bundle__action"> </div> </div> </div> </div> </div> </div></div><div class="_none bs-pt-3 bs-pb-3"><div class="container"> <div class="layout row layout-builder__layout"> <div class="col-lg-3 col-md-12 col-12"> <div class="_none block card__smp block-layout-builder block-inline-blocksimple-card"> <div class="card__body"> <a href="/en/about/media-centre"> <div class="card__img"> <img loading="lazy" src="/sites/default/files/styles/900x/public/Rainclouds_slider_2.png?itok=GffKDEVx&32930" width="900" height="600" alt="Media centre" typeof="foaf:Image" /> </div> </a> <div class="card__title"> <a href="/en/about/media-centre"> <h2 class="__title">Media centre</h2></a> </div> <div class="card-text"> <div class="tex2jax_process"><p>Resources for the media, including our latest news, science blog, image library and fact sheets.</p> </div> </div> <div class="bundle__action"> <div class="field field--name-field-links field--type-entity-reference-revisions field--label-hidden field__items"> <div class="field__item"> <div class="field field--name-field-link field--type-link field--label-hidden sectionnav--link__items"> <div class="sectionnav--link"><a href="/en/about/media-centre/news">News</a></div> <div class="sectionnav--link"><a href="/en/about/media-centre/science-blog">Science blog</a></div> <div class="sectionnav--link"><a href="/en/about/media-centre/key-facts-and-figures">Key facts and figures</a></div> </div> </div> </div> </div> </div> </div> </div> <div class="col-lg-6 col-md-12 col-12"> <div class="_none block card__smp block-layout-builder block-inline-blocksimple-card"> <div class="card__body"> <div class="card__img"> </div> <div class="bundle__action"> </div> </div> </div> <div class="_none block card__smp block-layout-builder block-inline-blocksimple-card"> <div class="card__body"> <div class="card__img"> <img loading="lazy" src="/sites/default/files/styles/900x/public/2025-01/Member-states%20900x600.jpeg?itok=7n9J5_05&32930" width="900" height="600" alt="Map showing ECMWF Member and Co-operating States" typeof="foaf:Image" /> </div> <div class="bundle__action"> </div> </div> </div> </div> <div class="col-lg-3 col-md-12 col-12"> <div class="_none block card__smp block-layout-builder block-inline-blocksimple-card"> <div class="card__body"> <a href="/en/about/who-we-are/governance"> <div class="card__img"> <img loading="lazy" src="/sites/default/files/styles/900x/public/flags-council-chamber-650px_25.jpg?itok=bPMX3zTq&32930" width="900" height="600" alt="Flags council chamber" typeof="foaf:Image" /> </div> </a> <div class="card__title"> <a href="/en/about/who-we-are/governance"> <h2 class="__title">Governance</h2></a> </div> <div class="card-text"> <p><a href="/en/about/who-we-are/governance/council">Council</a><br> <a href="/en/about/who-we-are/governance/pac">Policy Advisory Committee</a><br> <a href="/en/about/who-we-are/governance/tac">Technical Advisory Committee</a><br> <a href="/en/about/who-we-are/governance/fc">Finance Committee</a><br> <a href="/en/about/who-we-are/governance/accs">Advisory Committee of Co-operating States</a><br> <a href="/en/about/who-we-are/governance/sac">Scientific Advisory Committee</a><br> <a href="/en/about/who-we-are/governance/acdp">Advisory Committee for Data Policy</a> </p> </div> <div class="bundle__action"> </div> </div> </div> </div> </div> </div></div><div class="ecmwf-bg-light-gray bg-color _none bs-pt-3 bs-pb-3"><div class="container"> <div class="layout row layout-builder__layout"> <div class="col-lg-3 col-sm-12 col-12"> <div class="_none block card__ctx_column block-layout-builder block-inline-blockcolumn-content-text"> <div class="card__body"> <div class="card__img"> </div> <div class="card__title"> <h2 class="__title">A vibrant scientific community</h2> </div> <div class="card-text"> <div class="tex2jax_process"><p>ECMWF is advancing numerical weather prediction through global collaboration and by sharing collective achievements.</p> <p>We partner with many organisations and use expert suppliers from across the globe to assist in our mission.</p> </div> </div> <div class="bundle__action"> </div> </div> </div> </div> <div class="col-lg-3 col-sm-12 col-12"> <div class="_none block card__smp block-layout-builder block-inline-blocksimple-card"> <div class="card__body"> <a href="/en/about/what-we-do"> <div class="card__img"> <img loading="lazy" src="/sites/default/files/styles/900x/public/2022-03/what-we-do-wind-pressure-240x135.jpg?itok=65dCaHWv&32930" width="900" height="600" alt="What we do wind pressure" typeof="foaf:Image" /> </div> </a> <div class="card__title"> <a href="/en/about/what-we-do"> <h2 class="__title">What we do</h2></a> </div> <div class="card-text"> <div class="tex2jax_process"><p>We produce global numerical weather forecasts for our users worldwide.</p> </div> </div> <div class="bundle__action"> <div class="field field--name-field-links field--type-entity-reference-revisions field--label-hidden field__items"> <div class="field__item"> <div class="field field--name-field-link field--type-link field--label-hidden sectionnav--link__items"> <div class="sectionnav--link"><a href="/en/about/what-we-do/strategy">Strategy</a></div> <div class="sectionnav--link"><a href="/en/about/what-we-do/global-forecasts">Global forecasts</a></div> <div class="sectionnav--link"><a href="/en/about/what-we-do/nwp-science">NWP science</a></div> </div> </div> </div> </div> </div> </div> </div> <div class="col-lg-3 col-sm-12 col-12"> <div class="_none block card__smp block-layout-builder block-inline-blocksimple-card"> <div class="card__body"> <a href="/en/about/jobs"> <div class="card__img"> <img loading="lazy" src="/sites/default/files/styles/900x/public/2022-03/ecmwf-lecture-theatre-learning_0.jpg?itok=L7O2h12R&32930" width="900" height="600" alt="Working at ECMWF" typeof="foaf:Image" /> </div> </a> <div class="card__title"> <a href="/en/about/jobs"> <h2 class="__title">Working at ECMWF</h2></a> </div> <div class="card-text"> <div class="tex2jax_process"><p>We employ about 500 staff from over 30 countries, mostly at the same site in Reading, UK. Find out about our current vacancies and employment conditions and apply online.</p> </div> </div> <div class="bundle__action"> <div class="field field--name-field-links field--type-entity-reference-revisions field--label-hidden field__items"> <div class="field__item"> <div class="field field--name-field-link field--type-link field--label-hidden sectionnav--link__items"> <div class="sectionnav--link"><a href="https://jobs.ecmwf.int/">Current vacancies</a></div> </div> </div> </div> </div> </div> </div> </div> <div class="col-lg-3 col-sm-12 col-12"> <div class="_none block card__smp block-layout-builder block-inline-blocksimple-card"> <div class="card__body"> <a href="/en/about/suppliers"> <div class="card__img"> <img loading="lazy" src="/sites/default/files/styles/900x/public/2022-03/suppliers-card.jpg?itok=-fQVcjnM&32930" width="900" height="600" alt="ECMWF Suppliers" typeof="foaf:Image" /> </div> </a> <div class="card__title"> <a href="/en/about/suppliers"> <h2 class="__title">Suppliers</h2></a> </div> <div class="card-text"> <div class="tex2jax_process"><p>Find out about our tendering process and open procurement procedures for ECMWF, the Copernicus Atmosphere Monitoring Service and Copernicus Climate Change Service, and Destination Earth.</p> </div> </div> <div class="bundle__action"> </div> </div> </div> </div> </div> </div></div> </article> </div> </div> </div> </div> </main> <button id="back-to-top" class="btn__func back-to-top" role="button" aria-label="back to top"> <span class="material-icons-outlined" aria-hidden="true">expand_less</span> </button> <button id="to-bottom" class="btn__func to-bottom" role="button" aria-label="to bottom"> <span class="material-icons-outlined" aria-hidden="true">expand_more</span> </button> <footer id="ecmwf__footer" class="site-footer"> <div class="container"> <div class="row"> <div class="col-md-12" id="flags-top"> <div class="flags-wrapper"> <span class="flag-icon flag-icon-at" title="Austria" tabindex="0"></span> <span class="flag-icon flag-icon-be" title="Belgium" tabindex="1"></span> <span class="flag-icon flag-icon-hr" title="Croatia" tabindex="2"></span> <span class="flag-icon flag-icon-dk" title="Denmark" tabindex="3"></span> <span class="flag-icon flag-icon-ee" title="Estonia" tabindex="4"></span> <span class="flag-icon flag-icon-fi" title="Finland" tabindex="5"></span> <span class="flag-icon flag-icon-fr" title="France" tabindex="6"></span> <span class="flag-icon flag-icon-de" title="Germany" tabindex="7"></span> <span class="flag-icon flag-icon-gr" title="Greece" tabindex="8"></span> <span class="flag-icon flag-icon-is" title="Iceland" tabindex="9"></span> <span class="flag-icon flag-icon-ie" title="Ireland" tabindex="10"></span> <span class="flag-icon flag-icon-it" title="Italy" tabindex="11"></span> <span class="flag-icon flag-icon-lu" title="Luxembourg" tabindex="12"></span> <span class="flag-icon flag-icon-nl" title="The Netherlands" tabindex="13"></span> <span class="flag-icon flag-icon-no" title="Norway" tabindex="14"></span> <span class="flag-icon flag-icon-pt" title="Portugal" tabindex="15"></span> <span class="flag-icon flag-icon-rs" title="Serbia" tabindex="16"></span> <span class="flag-icon flag-icon-si" title="Slovenia" tabindex="17"></span> <div class="d-block d-lg-none d-sm-block break"></div> <span class="flag-icon flag-icon-es" title="Spain" tabindex="18"></span> <span class="flag-icon flag-icon-se" title="Sweden" tabindex="19"></span> <span class="flag-icon flag-icon-ch" title="Switzerland" tabindex="20"></span> <span class="flag-icon flag-icon-tr" title="Republic of Türkiye" tabindex="21"></span> <span class="flag-icon flag-icon-gb" title="United Kingdom" tabindex="22"></span> <span class="flag-icon flag-icon-bg" title="Bulgaria" tabindex="23"></span> <span class="flag-icon flag-icon-cz" title="Czech Republic" tabindex="24"></span> <span class="flag-icon flag-icon-ge" title="Georgia" tabindex="25"></span> <span class="flag-icon flag-icon-hu" title="Hungary" tabindex="26"></span> <span class="flag-icon flag-icon-il" title="Israel" tabindex="27"></span> <span class="flag-icon flag-icon-lv" title="Latvia" tabindex="28"></span> <span class="flag-icon flag-icon-lt" title="Lithuania" tabindex="29"></span> <span class="flag-icon flag-icon-me" title="Montenegro" tabindex="30"></span> <span class="flag-icon flag-icon-ma" title="Morocco" tabindex="31"></span> <span class="flag-icon flag-icon-mk" title="North Macedonia" tabindex="32"></span> <span class="flag-icon flag-icon-ro" title="Romania" tabindex="33"></span> <span class="flag-icon flag-icon-sk" title="Slovak Republic" tabindex="34"></span> </div> </div> </div> </div> <div class="container"> <div class="col-md-12"><hr></div> <div class="site-footer__top clearfix row"> <div class="col-lg-2 col-md-4"> <div class="block_menu_footer"> <h3 class="title_items__footer"><a href="/en/about">About</a></h3> <div class="footer__items__content"> <div class="row"> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/about/who-we-are" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-about-who-we-are" data-drupal-link-system-path="node/21042">Who we are</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/about/what-we-do" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-about-what-we-do" data-drupal-link-system-path="node/21007">What we do</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/about/jobs" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-about-jobs" data-drupal-link-system-path="node/21022">Jobs</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/about/media-centre" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-about-media-centre" data-drupal-link-system-path="node/21014">Media centre</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/about/suppliers" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-about-suppliers" data-drupal-link-system-path="node/21021">Suppliers</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/about/contact-us/location" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-about-contact-us-location" data-drupal-link-system-path="node/21005">Location</a> </div> </div> </div> </div> </div> <div class="col-lg-2 col-md-4"> <div class="block_menu_footer"> <h3 class="title_items__footer"><a href="/en/forecasts">Forecasts</a></h3> <div class="footer__items__content"> <div class="row"> <div class="menu__footer_items"> <a href="/en/forecasts/charts" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-forecasts-charts" data-drupal-link-system-path="node/42">Charts</a> </div> <div class="menu__footer_items"> <a href="/en/forecasts/datasets" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-forecasts-datasets" data-drupal-link-system-path="node/83">Datasets</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/forecasts/quality-our-forecasts" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-forecasts-quality-our-forecasts" data-drupal-link-system-path="node/20991">Quality of our forecasts</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/forecasts/documentation-and-support" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-forecasts-documentation-and-support" data-drupal-link-system-path="node/20961">About our forecasts</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/forecasts/accessing-forecasts" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-forecasts-accessing-forecasts" data-drupal-link-system-path="node/20999">Access to forecasts</a> </div> </div> </div> </div> </div> <div class="col-lg-2 col-md-4"> <div class="block_menu_footer"> <h3 class="title_items__footer"><a href="/en/computing">Computing</a></h3> <div class="footer__items__content"> <div class="row"> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/computing/our-facilities" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-computing-our-facilities" data-drupal-link-system-path="node/21040">Our facilities</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/computing/access-computing-facilities" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-computing-access-computing-facilities" data-drupal-link-system-path="node/21044">Access to computing facilities</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/computing/software" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-computing-software" data-drupal-link-system-path="node/20992">Software</a> </div> <div class="menu__footer_items"> <a href="https://status.ecmwf.int" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link-https--statusecmwfint">Service status</a> </div> </div> </div> </div> </div> <div class="col-lg-2 col-md-4"> <div class="block_menu_footer"> <h3 class="title_items__footer"><a href="/en/research">Research</a></h3> <div class="footer__items__content"> <div class="row"> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/research/data-assimilation" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-research-data-assimilation" data-drupal-link-system-path="node/20823">Data assimilation</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/research/modelling-and-prediction" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-research-modelling-and-prediction" data-drupal-link-system-path="node/21030">Modelling and Prediction</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/research/climate-reanalysis" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-research-climate-reanalysis" data-drupal-link-system-path="node/21012">Climate reanalysis</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/research/projects" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-research-projects" data-drupal-link-system-path="node/21036">Projects</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/research/special-projects" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-research-special-projects" data-drupal-link-system-path="en/research/special-projects">Special Projects</a> </div> </div> </div> </div> </div> <div class="col-lg-2 col-md-4"> <div class="block_menu_footer"> <h3 class="title_items__footer"><a href="/en/learning">Learning</a></h3> <div class="footer__items__content"> <div class="row"> <div class="menu__footer_items menu__footer_collapsed"> <a href="https://events.ecmwf.int/category/1/" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link-https--eventsecmwfint-category-1-">Training</a> </div> <div class="menu__footer_items"> <a href="https://events.ecmwf.int/category/2/" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link-https--eventsecmwfint-category-2-">Workshops</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="https://events.ecmwf.int/category/9/" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link-https--eventsecmwfint-category-9-">Seminars</a> </div> <div class="menu__footer_items menu__footer_collapsed"> <a href="/en/learning/education-material" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-learning-education-material" data-drupal-link-system-path="node/21041">Education material</a> </div> <div class="menu__footer_items"> <a href="https://learning.ecmwf.int/" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link-https--learningecmwfint-">eLearning</a> </div> </div> </div> </div> </div> <div class="col-lg-2 col-md-4"> <div class="block_menu_footer"> <h3 class="title_items__footer"><a href="/en/publications">Publications</a></h3> <div class="footer__items__content"> <div class="row"> <div class="menu__footer_items"> <a href="/en/publications/search?f%5B0%5D=filter_by_type_of_publication%3Anewsletter&sort=bibcite_year&order=desc" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-publications-searchf5b05dfilter-by-type-of-publication3anewslettersortbibcite-yearorderdesc" data-drupal-link-query="{"f":["filter_by_type_of_publication:newsletter"],"order":"desc","sort":"bibcite_year"}" data-drupal-link-system-path="en/publications/search">Newsletter</a> </div> <div class="menu__footer_items"> <a href="/en/publications/search?f%5B0%5D=filter_by_type_of_publication%3Atechnical_memorandum&sort=bibcite_year&order=desc" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-publications-searchf5b05dfilter-by-type-of-publication3atechnical-memorandumsortbibcite-yearorderdesc" data-drupal-link-query="{"f":["filter_by_type_of_publication:technical_memorandum"],"order":"desc","sort":"bibcite_year"}" data-drupal-link-system-path="en/publications/search">Technical memoranda</a> </div> <div class="menu__footer_items"> <a href="/en/publications/search?f%5B0%5D=filter_by_type_of_publication%3Areport&sort=bibcite_year&order=desc" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-publications-searchf5b05dfilter-by-type-of-publication3areportsortbibcite-yearorderdesc" data-drupal-link-query="{"f":["filter_by_type_of_publication:report"],"order":"desc","sort":"bibcite_year"}" data-drupal-link-system-path="en/publications/search">Reports</a> </div> <div class="menu__footer_items"> <a href="/en/publications/search?bib_event_series=IFS%20Documentation&sort=bibcite_year&order=desc" class="link-light fw-light text-decoration-none menu__footer_link menu__footer_link--en-publications-searchbib-event-seriesifs20documentationsortbibcite-yearorderdesc" data-drupal-link-query="{"bib_event_series":"IFS Documentation","order":"desc","sort":"bibcite_year"}" data-drupal-link-system-path="en/publications/search">IFS documentation</a> </div> </div> </div> </div> </div> </div> <div class="col-md--12"><hr></div> <div class="site-footer__bottom row text-light"> <div id="copyright" class="col-xl-4 order-lg-1 order-sm-3 order-md-1 order-1"> <div id="block-copyright" class="block block-block-content block-block-content7047e01a-f082-46cf-89ab-51f943e83d3b"> <div class="content"> <div class="field field--name-body field--type-text-with-summary field--label-hidden field__item"><p class="copyright d-none d-lg-block"> © European Centre for Medium-Range Weather Forecasts</p> <p class="copyright d-block d-xs-none d-lg-none"> © ECMWF</p></div> </div> </div> </div> <div id="social" class="col-xl-4 text-center order-lg-2 order-sm-1 order-md-3"> <ul class="list-unstyled p-0 m-0 d-flex justify-content-center"> <li> <a class="text-light" href="https://www.linkedin.com/company/ecmwf" aria-label="ECMWF Linkedin profile" target="_blank"> <img class="social-svg" src="/themes/ecmwf/src/images/svg/linkedin.svg" alt=""/> </a> </li> <li> <a class="text-light" href="https://bsky.app/profile/ecmwf.int" aria-label="ECMWF blusky profile" target="_blank"> <img class="social-svg" src="/themes/ecmwf/src/images/svg/bluesky.svg" alt=""/> </a> </li> <li> <a class="text-light" href="https://www.facebook.com/ECMWF" aria-label="ECMWF Facebook profile" target="_blank"> <img class="social-svg" style="height:24px; padding: 0 5px;" src="/themes/ecmwf/src/images/svg/facebook.svg" alt=""/> </a> </li> <li> <a class="text-light" href="https://www.flickr.com/photos/ecmwf" aria-label="ECMWF Flickr profile" target="_blank"> <img class="social-svg" src="/themes/ecmwf/src/images/svg/flickr.svg" alt=""/> </a> </li> <li> <a class="text-light" href="https://www.instagram.com/ecmwf.official/" aria-label="ECMWF instagram profile" target="_blank"> <img class="social-svg" src="/themes/ecmwf/src/images/svg/instagram.svg" alt=""/> </a> </li> <li> <a class="text-light" href="https://youtube.com/ecmwf" aria-label="ECMWF YouTube profile" target="_blank"> <img class="social-svg" src="/themes/ecmwf/src/images/svg/youtube.svg" alt=""/> </a> </li> </ul> </div> <div id="link" class="col-xl-4 order-lg-2 order-sm-1 order-md-2"> <nav role="navigation" aria-labelledby="block-footerlink-menu" id="block-footerlink"> <h1 class="visually-hidden" id="block-footerlink-menu">Footer link </h1> <ul> <li> <a href="/en/accessibility" title="Useful footer links and privacy" data-drupal-link-system-path="node/20981">Accessibility</a> </li> <li> <a href="/en/privacy" data-drupal-link-system-path="node/20982">Privacy</a> </li> <li> <a href="/en/terms-use" data-drupal-link-system-path="node/20983">Terms of use</a> </li> <li> <a href="/en/about/contact-us" data-drupal-link-system-path="node/20980">Contact</a> </li> </ul> </nav> </div> </div> </div> </footer> </div> <script type="application/json" data-drupal-selector="drupal-settings-json">{"path":{"baseUrl":"\/","scriptPath":null,"pathPrefix":"","currentPath":"node\/9","currentPathIsAdmin":false,"isFront":false,"currentLanguage":"en"},"pluralDelimiter":"\u0003","suppressDeprecationErrors":true,"clientside_validation_jquery":{"validate_all_ajax_forms":2,"force_validate_on_blur":false,"messages":{"required":"This field is required.","remote":"Please fix this field.","email":"Please enter a valid email address.","url":"Please enter a valid URL.","date":"Please enter a valid date.","dateISO":"Please enter a valid date (ISO).","number":"Please enter a valid number.","digits":"Please enter only digits.","equalTo":"Please enter the same value again.","maxlength":"Please enter no more than {0} characters.","minlength":"Please enter at least {0} characters.","rangelength":"Please enter a value between {0} and {1} characters long.","range":"Please enter a value between {0} and {1}.","max":"Please enter a value less than or equal to {0}.","min":"Please enter a value greater than or equal to {0}.","step":"Please enter a multiple of {0}."}},"ckeditorAccordion":{"accordionStyle":{"collapseAll":null,"keepRowsOpen":null}},"mathjax":{"config_type":0,"config":{"tex2jax":{"inlineMath":[["$","$"],["\$","\$"]],"processEscapes":"true"},"showProcessingMessages":"false","messageStyle":"none"}},"ajaxTrustedUrl":{"\/search\/node":true,"\/search\/site":true},"user":{"uid":0,"permissionsHash":"bec291d20e5a3823b8d523eb101f9fdc050f41f8df33c90665edd1866b48091d"}}</script> <script src="/sites/default/files/js/js_v05oHELA6HF3s_EarS8gTJXVoda1pZnpLosgITN5wm4.js"></script> <script src="//unpkg.com/aos@2.3.1/dist/aos.js"></script> <script src="//static.addtoany.com/menu/page.js" async></script> <script src="/sites/default/files/js/js_PFj5djYpkmFd52-QJrsQUTGqzwYEBeI9GhTRDE7k0PU.js"></script> <script src="//cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js?config=TeX-AMS-MML_HTMLorMML"></script> <script src="/sites/default/files/js/js_45fRNQyJFUFey6OrVyJRyTTltf9-ws0z_5r15B9-xiI.js"></script> </body> </html>

CINXE.COM

About | ECMWF