{"id":227701,"date":"2026-08-26T21:31:12","date_gmt":"2026-08-26T21:31:12","guid":{"rendered":"https:\/\/www.europesays.com\/be-fr\/227701\/"},"modified":"2026-08-26T21:31:12","modified_gmt":"2026-08-26T21:31:12","slug":"previsions-meteo-un-automne-tres-humide-apres-la-canicule-estivale","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/be-fr\/227701\/","title":{"rendered":"Pr\u00e9visions m\u00e9t\u00e9o\u00a0: un automne tr\u00e8s humide apr\u00e8s la canicule estivale"},"content":{"rendered":"<p>  <img decoding=\"async\" class=\"r-img lazyloaded\" src=\"https:\/\/www.europesays.com\/be-fr\/wp-content\/uploads\/2026\/08\/1787779872_397_vdd.jpg\" alt=\"Louis Vandendriessche\"\/><\/p>\n<p>Par <a href=\"https:\/\/www.rtl.be\/338762\/dpi-authors\/louis-vandendriessche\" rel=\"nofollow noopener\" target=\"_blank\">Louis Vandendriessche<\/a><\/p>\n<p>\tPubli\u00e9 le 26 ao\u00fbt \u00e0 20h34\n<\/p>\n<p>  <a href=\"https:\/\/www.google.com\/preferences\/source?q=rtl%20info\" class=\"r-link--google-favorites\" role=\"button\">Ajoutez-nous \u00e0 vos favoris Google<\/a><br \/>\n\tApr\u00e8s un \u00e9t\u00e9 chaud et particuli\u00e8rement sec, l\u2019automne, lui, s\u2019annonce d\u00e9j\u00e0 tr\u00e8s humide. Les pr\u00e9visions, \u00e0 moyen terme, s\u2019orientent vers un mois de novembre relativement pluvieux. Des raisons scientifiques l\u2019expliquent. Reportage\u00a0: Micha\u00ebl Menten, Vincent Legraive et Julien Raway.<\/p>\n<p>&#13;<br \/>\n&#13;<\/p>\n<p>Cet \u00e9t\u00e9, nous avons tous pri\u00e9 pour que la pluie tombe\u00a0: d\u00e9sormais, elle est l\u00e0 et elle pourrait s\u2019inviter en grande quantit\u00e9. Les premi\u00e8res tendances annoncent un mois de novembre particuli\u00e8rement arros\u00e9.<\/p>\n<p>La raison\u00a0: la M\u00e9diterran\u00e9e est br\u00fblante, jusqu\u2019\u00e0 6 degr\u00e9s de plus que la normale localement. \u00ab\u00a0Cela repr\u00e9sente une source colossale d\u2019humidit\u00e9, de chaleur, qui peut \u00eatre un carburant pour des grosses temp\u00eates, des grosses pr\u00e9cipitations en Europe centrale, peut-\u00eatre m\u00eame jusqu\u2019en Belgique\u00a0\u00bb, explique Fran\u00e7ois Massonnet, climatologue.<\/p>\n<p>&#13;<br \/>\n&#13;<\/p>\n<p>&#13;<br \/>\n&#13;<\/p>\n<p>Ce carburant peut transformer une simple d\u00e9pression en ph\u00e9nom\u00e8ne beaucoup plus violent. \u00ab\u00a0Des petits cyclones m\u00e9diterran\u00e9ens, on a d\u00e9j\u00e0 observ\u00e9 des structures du type ouragan en fait en M\u00e9diterran\u00e9e qui pourraient tr\u00e8s bien se reproduire. On a observ\u00e9 des orages qu\u2019on appelle des derechos qui sont des orages extr\u00eamement puissants, notamment sur la Corse\u00a0\u00bb, poursuit le climatologue.<\/p>\n<p>\n  &#13;<br \/>\n  \u00c0 lire aussi&#13;<br \/>\n  &#13;<\/p>\n<p>  <img decoding=\"async\" class=\"r-img\"  typeof=\"foaf:Image\" src=\"https:\/\/www.europesays.com\/be-fr\/wp-content\/uploads\/2026\/08\/1787779872_251_98545632.jpeg\" alt=\"Climatologue.jpg\"\/><br \/>\n        <a class=\"r-stories--link\" href=\"https:\/\/www.rtl.be\/actu\/belgique\/meteo\/apres-une-meteo-extreme-cet-ete-quoi-sattendre-pour-lautomne-les-conditions-sont\/2026-08-26\/article\/798354\" rel=\"nofollow noopener\" target=\"_blank\">Apr\u00e8s une m\u00e9t\u00e9o extr\u00eame cet \u00e9t\u00e9, \u00e0 quoi s\u2019attendre pour l\u2019automne\u00a0? \u00ab\u00a0Les conditions sont l\u00e0\u2026\u00a0\u00bb<\/a>&#13;<br \/>\n  &#13;<br \/>\n&#13;\n<\/p>\n<p>Nos mod\u00e8les m\u00e9t\u00e9o ne permettent pas encore de mesurer pr\u00e9cis\u00e9ment l\u2019impact d\u2019El Nino sur notre climat. En revanche, un autre indicateur est bien r\u00e9el\u00a0: la Manche et la Mer du Nord sont elles aussi plus chaudes que la normale. \u00ab\u00a0Le fait que la Manche ou la Mer du Nord soit largement \u00e9galement au-dessus des moyennes de saison, l\u00e0 \u00e7a peut conduire aussi durant l\u2019automne \u00e0 avoir des pr\u00e9cipitations plus abondantes\u00a0\u00bb, d\u00e9taille le m\u00e9t\u00e9orologue Pascal Mormal.<\/p>\n<p>Et ce n\u2019est pas forc\u00e9ment la pluie qui inqui\u00e8te les experts, mais sa violence. Apr\u00e8s l\u2019\u00e9t\u00e9 de tous les exc\u00e8s, l\u2019automne pourrait lui aussi nous surprendre.<\/p>\n<p>&#13;<br \/>\n&#13;<\/p>\n<p>&#13;<br \/>\n&#13;<\/p>\n<p><a class=\"r-btn r-btn--tag\" href=\"https:\/\/www.rtl.be\/1966\/free-tags\/rechauffement-climatique\" title=\"r\u00e9chauffement climatique\" rel=\"nofollow noopener\" target=\"_blank\">r\u00e9chauffement climatique<\/a><br \/>\n<a class=\"r-btn r-btn--tag\" href=\"https:\/\/www.rtl.be\/439\/free-tags\/meteo\" title=\"m\u00e9t\u00e9o\" rel=\"nofollow noopener\" target=\"_blank\">m\u00e9t\u00e9o<\/a><br \/>\n<a class=\"r-btn r-btn--tag\" href=\"https:\/\/www.rtl.be\/1663\/free-tags\/chaleur\" title=\"chaleur\" rel=\"nofollow noopener\" target=\"_blank\">chaleur<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"Par Louis Vandendriessche Publi\u00e9 le 26 ao\u00fbt \u00e0 20h34 Ajoutez-nous \u00e0 vos favoris Google Apr\u00e8s un \u00e9t\u00e9 chaud&hellip;\n","protected":false},"author":2,"featured_media":227702,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[2],"tags":[69547,12,13,18,17,17646,17165,151,22826,3005,69548,11529,62629],"class_list":["post-227701","post","type-post","status-publish","format-standard","has-post-thumbnail","category-belgique","tag-automne-2024","tag-be","tag-be-fr","tag-belgique","tag-belgium","tag-canicule","tag-el-nino","tag-france","tag-mediterranee","tag-pluie","tag-precipitations-abondantes","tag-previsions-meteo","tag-tempetes"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@be_fr\/117163949566730964","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/posts\/227701","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/comments?post=227701"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/posts\/227701\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/media\/227702"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/media?parent=227701"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/categories?post=227701"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/tags?post=227701"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}