{"id":12416,"date":"2019-05-31T08:53:47","date_gmt":"2019-05-31T08:53:47","guid":{"rendered":"http:\/\/www.iceagetv.com\/radiosite\/?p=12416"},"modified":"2019-05-31T08:53:54","modified_gmt":"2019-05-31T08:53:54","slug":"plus-de-500-tornades-observees-aux-etats-unis","status":"publish","type":"post","link":"https:\/\/www.iceagetv.com\/radiosite\/plus-de-500-tornades-observees-aux-etats-unis\/","title":{"rendered":"PLUS DE 500 TORNADES OBSERV\u00c9ES AUX \u00c9TATS-UNIS"},"content":{"rendered":"\n<p><strong>La s\u00e9quence de tornades la plus active depuis le Super Outbreak de 2011&nbsp;!<\/strong>&nbsp;En effet,&nbsp;<strong>plus de 500 tornades ont \u00e9t\u00e9 observ\u00e9es ces 30 derniers jours aux \u00c9tats-Unis.<\/strong>&nbsp;On doit ces conditions \u00e0 une circulation NAO- en Am\u00e9rique du Nord. Autrement dit, des hautes pressions s\u2019\u00e9l\u00e8vent \u00e0 des latitudes plus \u00e9lev\u00e9es tandis que des d\u00e9pressions d\u00e9boulent aux \u00c9tats-Unis depuis le Pacifique. L\u2019air chaud et humide est relev\u00e9 dans un flux de sud-ouest ce qui entra\u00eene des conflits de masse d\u2019air importants propices \u00e0 la formation d\u2019orages et de tornades.<\/p>\n\n\n\n<p>Durant la p\u00e9riode du&nbsp;<strong>17 au 28 mai,<\/strong>&nbsp;le service m\u00e9t\u00e9orologique national enregistre<strong>&nbsp;2&nbsp;200 ph\u00e9nom\u00e8nes m\u00e9t\u00e9orologiques violents (tous confondus) dont 328 tornades.<\/strong>&nbsp;Sur cette s\u00e9quence,&nbsp;<strong>seulement pr\u00e8s de 150 tornades ont \u00e9t\u00e9 confirm\u00e9es.<\/strong>&nbsp;Les autres sont actuellement en cours d\u2019enqu\u00eate. Ces orages ont \u00e9galement provoqu\u00e9 de fortes chutes de gr\u00eale et des pr\u00e9cipitations soutenues causant sur leur passage<strong>&nbsp;des d\u00e9g\u00e2ts difficilement quantifiables.<\/strong>D\u2019ailleurs, les orages ont apport\u00e9 dans le Kansas, le Missouri et l\u2019Oklahoma&nbsp;<strong>+400 \u00e0 600% de pr\u00e9cipitations au-dessus de la moyenne saisonni\u00e8re.<\/strong>&nbsp;Sur l\u2019\u00e9chelle de Fujita,&nbsp;<strong>20 \u00e0 50 tornades class\u00e9es entre EF1 et EF3<\/strong>&nbsp;ont \u00e9t\u00e9 d\u00e9nombr\u00e9es.&nbsp;<strong>Une dizaine d\u2019EF4<\/strong>&nbsp;a \u00e9t\u00e9 enregistr\u00e9e sur cette m\u00eame p\u00e9riode.<\/p>\n\n\n\n<p>D\u2019apr\u00e8s nos informations,<strong>&nbsp;le printemps 2019 devrait se classer au 4<sup>\u00e8me<\/sup>&nbsp;rang<\/strong>&nbsp;(p\u00e9riode 1950-2017) des&nbsp;s\u00e9quences orageuses les plus actives. Le premier rang reste 2011 avec le Super Outbreak, suivi de 2003 et 2004 (\u00e9gal\u00e9) et en troisi\u00e8me 2008.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La s\u00e9quence de tornades la plus active depuis le Super Outbreak de 2011&nbsp;!&nbsp;En effet,&nbsp;plus de 500 tornades ont \u00e9t\u00e9 observ\u00e9es ces 30 derniers jours aux \u00c9tats-Unis.&nbsp;On doit ces conditions \u00e0 une circulation NAO- en Am\u00e9rique du Nord. Autrement dit, des hautes pressions s\u2019\u00e9l\u00e8vent \u00e0 des latitudes plus \u00e9lev\u00e9es tandis que des d\u00e9pressions d\u00e9boulent aux \u00c9tats-Unis [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":12417,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_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},"_wpas_customize_per_network":false},"categories":[14],"tags":[],"class_list":["post-12416","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actu-meteo"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.iceagetv.com\/radiosite\/wp-content\/uploads\/2019\/05\/PLUS-DE-500-TORNADES-OBSERV%C3%89ES-AUX-%C3%89TATS-UNIS.png?fit=760%2C708&ssl=1","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.iceagetv.com\/radiosite\/wp-json\/wp\/v2\/posts\/12416","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.iceagetv.com\/radiosite\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.iceagetv.com\/radiosite\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.iceagetv.com\/radiosite\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.iceagetv.com\/radiosite\/wp-json\/wp\/v2\/comments?post=12416"}],"version-history":[{"count":1,"href":"https:\/\/www.iceagetv.com\/radiosite\/wp-json\/wp\/v2\/posts\/12416\/revisions"}],"predecessor-version":[{"id":12418,"href":"https:\/\/www.iceagetv.com\/radiosite\/wp-json\/wp\/v2\/posts\/12416\/revisions\/12418"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.iceagetv.com\/radiosite\/wp-json\/wp\/v2\/media\/12417"}],"wp:attachment":[{"href":"https:\/\/www.iceagetv.com\/radiosite\/wp-json\/wp\/v2\/media?parent=12416"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.iceagetv.com\/radiosite\/wp-json\/wp\/v2\/categories?post=12416"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.iceagetv.com\/radiosite\/wp-json\/wp\/v2\/tags?post=12416"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}