{"id":7539,"date":"2015-07-01T00:00:23","date_gmt":"2015-06-30T22:00:23","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=7539"},"modified":"2026-06-07T19:33:45","modified_gmt":"2026-06-07T19:33:45","slug":"le-jet-stream-forme-la-lettre-omega-sur-la-france","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/le-jet-stream-forme-la-lettre-omega-sur-la-france\/","title":{"rendered":"Le jet stream forme la lettre omega sur la France"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p style=\"text-align: justify;\">Voici une vue satellite du \u00ab\u00a0bloc om\u00e9ga\u00a0\u00bb sur l&rsquo;Europe de l&rsquo;ouest, qui est \u00e0 l&rsquo;origine de l&rsquo;importante vague de chaleur. Une forte cr\u00eate s&rsquo;est\u00a0form\u00e9e sur l&rsquo;ouest de l&rsquo;Europe, le jet stream se d\u00e9marque par une remont\u00e9e spectaculaire sur l&rsquo;ouest de la France et redescendant sur l&rsquo;est de la France. Cr\u00e9ant un temps clair de hautes pressions, ensoleill\u00e9 et tr\u00e8s chaud qui se prolonge jusqu&rsquo;au nord de l&rsquo;Angleterre. L&rsquo;image, d&rsquo;en haut \u00e0 droite, est une capture\u00a0des 500 mbars du\u00a0jet stream, tra\u00e7ant le motif om\u00e9ga. Source: EUMETSAT \/<\/p>\n<p style=\"text-align: justify;\">Tout ceci explique cette remont\u00e9e saharienne et la canicule qui touche l&rsquo;Europe de l&rsquo;Ouest.<\/p>\n<p>Traduction adaptation de <a href=\"https:\/\/www.laterredufutur.com\/\">la Terre du Futur<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"7539\">(475)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Voici une vue satellite du \u00ab\u00a0bloc om\u00e9ga\u00a0\u00bb sur l&rsquo;Europe de l&rsquo;ouest, qui est \u00e0 l&rsquo;origine de l&rsquo;importante vague de chaleur&#8230;.<\/p>\n","protected":false},"author":1,"featured_media":7540,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[32],"tags":[166,316,4369,505,55,4523,64],"class_list":["post-7539","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-meteorologie","tag-canicule","tag-chaleur","tag-ete-2015","tag-image","tag-meteo","tag-omega","tag-temperatures","wpcat-32-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/06\/jet-stream-juin2015.jpg?fit=1800%2C1261&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-1XB","jetpack-related-posts":[{"id":22706,"url":"https:\/\/www.laterredufutur.com\/accueil\/quest-ce-quun-dome-de-chaleur-appele-egalement-systeme-en-omega\/","url_meta":{"origin":7539,"position":0},"title":"Qu&rsquo;est ce qu&rsquo;un d\u00f4me de chaleur appel\u00e9 \u00e9galement syst\u00e8me en om\u00e9ga ?","author":"Admin","date":"4 juillet 2021","format":false,"excerpt":"Dans la r\u00e9gion de Vancouver au Canada, des \u00e9coles ont \u00e9t\u00e9 ferm\u00e9es et les campagnes de vaccination contre le Covid-19 suspendues. Les climatiseurs et ventilateurs sont en rupture de stock. Un thermom\u00e8tre qui fr\u00f4le les 50\u00b0C. Suffoquant sous des chaleurs si extr\u00eames qu'elles paraissent irr\u00e9elles, les habitants de Vancouver sont\u2026","rel":"","context":"Dans &quot;Ev\u00e8nement Brutal&quot;","block_context":{"text":"Ev\u00e8nement Brutal","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/evenement-brutal\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/07\/jet-stream-dome-de-chaleur-systeme-omega.jpg?fit=1000%2C481&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/07\/jet-stream-dome-de-chaleur-systeme-omega.jpg?fit=1000%2C481&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/07\/jet-stream-dome-de-chaleur-systeme-omega.jpg?fit=1000%2C481&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/07\/jet-stream-dome-de-chaleur-systeme-omega.jpg?fit=1000%2C481&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":22678,"url":"https:\/\/www.laterredufutur.com\/accueil\/canicule-et-records-de-chaleurs-dans-louest-de-lamerique-du-nord\/","url_meta":{"origin":7539,"position":1},"title":"Canicule et records de chaleurs dans l&rsquo;ouest de l&rsquo;Am\u00e9rique du Nord","author":"Admin","date":"28 juin 2021","format":false,"excerpt":"46,6 \u00b0C : le Canada enregistre sa temp\u00e9rature la plus \u00e9lev\u00e9e jamais enregistr\u00e9e alors que l'ouest du pays et le nord-ouest du Pacifique am\u00e9ricain affrontent une vague de chaleur battant un record vieux de 84 ans. Lytton, qui se trouve \u00e0 environ 250 km au nord-est de Vancouver, a d\u00e9pass\u00e9\u2026","rel":"","context":"Dans &quot;Ev\u00e8nement Brutal&quot;","block_context":{"text":"Ev\u00e8nement Brutal","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/evenement-brutal\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/06\/canada-canicule-juin2021.jpg?fit=696%2C696&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/06\/canada-canicule-juin2021.jpg?fit=696%2C696&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/06\/canada-canicule-juin2021.jpg?fit=696%2C696&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":29208,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-dome-de-chaleur-comment-un-gigantesque-anticyclone-peut-transformer-leurope-en-veritable-fournaise\/","url_meta":{"origin":7539,"position":2},"title":"Le d\u00f4me de chaleur : comment un gigantesque anticyclone peut transformer l&rsquo;Europe en v\u00e9ritable fournaise","author":"Admin","date":"26 juin 2026","format":false,"excerpt":"Chaque \u00e9t\u00e9, lorsque des temp\u00e9ratures exceptionnellement \u00e9lev\u00e9es s'installent durant plusieurs jours, voire plusieurs semaines, un terme revient r\u00e9guli\u00e8rement dans les bulletins m\u00e9t\u00e9orologiques : le d\u00f4me de chaleur. Ce ph\u00e9nom\u00e8ne, qui semblait encore relativement m\u00e9connu du grand public il y a quelques ann\u00e9es, est aujourd'hui devenu l'un des principaux responsables des\u2026","rel":"","context":"Dans &quot;Ev\u00e8nement Brutal&quot;","block_context":{"text":"Ev\u00e8nement Brutal","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/evenement-brutal\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/06\/dome-de-chaleur-1.png?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/06\/dome-de-chaleur-1.png?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/06\/dome-de-chaleur-1.png?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/06\/dome-de-chaleur-1.png?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/06\/dome-de-chaleur-1.png?fit=1200%2C800&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":2330,"url":"https:\/\/www.laterredufutur.com\/accueil\/jet-stream\/","url_meta":{"origin":7539,"position":3},"title":"Jet Stream","author":"Admin","date":"3 d\u00e9cembre 2014","format":false,"excerpt":"Voici la position du Jet Stream au fil des jours sur l'Europe de l'Ouest : SUIVI LIVE Jet Stream actuel : \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 Suivi et Pr\u00e9visions du Jet stream \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0","rel":"","context":"Dans &quot;Services&quot;","block_context":{"text":"Services","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/services\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":25052,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-jet-stream-actuel-est-deboussole\/","url_meta":{"origin":7539,"position":4},"title":"Le Jet stream actuel est \u00ab\u00a0d\u00e9boussol\u00e9\u00a0\u00bb","author":"Admin","date":"29 juin 2023","format":false,"excerpt":"Le jet-stream, ou courant-jet, fait le tour de l\u2019h\u00e9misph\u00e8re Nord, tourbillonnant jusqu\u2019\u00e0 15 km au-dessus de nos t\u00eates, comme une couronne pos\u00e9e sur la plan\u00e8te. S\u00e9parant l\u2019air froid de l\u2019Arctique, de l\u2019air plus chaud du Sud, il est l\u2019un des piliers du climat mondial. Pour les climatologues qui l\u2019observent sans\u2026","rel":"","context":"Dans &quot;Climat&quot;","block_context":{"text":"Climat","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/climat\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/06\/jet-stream-juin-2023.jpg?fit=1024%2C415&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/06\/jet-stream-juin-2023.jpg?fit=1024%2C415&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/06\/jet-stream-juin-2023.jpg?fit=1024%2C415&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/06\/jet-stream-juin-2023.jpg?fit=1024%2C415&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":2489,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-jet-stream-perd-le-nord\/","url_meta":{"origin":7539,"position":5},"title":"Le Jet-stream perd le nord","author":"Admin","date":"1 mars 2015","format":false,"excerpt":"Le d\u00e9r\u00e8glement du jet-stream, vent d'altitude pr\u00e9pond\u00e9rant sur la climatologie, pourrait bien avoir d\u00e9but\u00e9 sous l'effet de la fonte acc\u00e9l\u00e9r\u00e9e de l'Arctique selon les m\u00e9dias, mais la v\u00e9rit\u00e9 pourrait \u00eatre ailleurs. La question se pose, car les vents d'altitude sont anormalement d\u00e9cha\u00een\u00e9s et perturbent jusqu'\u00e0 la dur\u00e9e des vols transatlantiques.","rel":"","context":"Dans &quot;Climat&quot;","block_context":{"text":"Climat","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/climat\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/03\/laterredufutur.com_photos_ao-nov2014-mars2015.jpg?fit=600%2C254&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/03\/laterredufutur.com_photos_ao-nov2014-mars2015.jpg?fit=600%2C254&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/03\/laterredufutur.com_photos_ao-nov2014-mars2015.jpg?fit=600%2C254&ssl=1&resize=525%2C300 1.5x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/7539","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=7539"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/7539\/revisions"}],"predecessor-version":[{"id":7541,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/7539\/revisions\/7541"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/7540"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=7539"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=7539"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=7539"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}