{"id":129,"date":"2007-06-14T13:39:00","date_gmt":"2007-06-14T11:39:00","guid":{"rendered":"http:\/\/vandiepenbeeck.org\/?p=129"},"modified":"2007-06-14T13:39:00","modified_gmt":"2007-06-14T11:39:00","slug":"les-temperatures-estivales-au-littoral","status":"publish","type":"post","link":"http:\/\/vandiepenbeeck.org\/?p=129","title":{"rendered":"Les temp\u00e9ratures estivales au littoral"},"content":{"rendered":"<p><font face=\"Times New Roman\">Ce 6 juin, la temp\u00e9rature maximale \u00e0 Uccle a \u00e9t\u00e9 de 23 \u00b0C alors que celle de Coxyde n\u2019a pas atteint 15\u00b0C. Pourquoi une telle diff\u00e9rence de temp\u00e9rature entre le littoral et l\u2019int\u00e9rieur du pays&nbsp;?<\/font> <\/p>\n<p><font face=\"Times New Roman\">La brise de mer est \u00e0 l\u2019origine de cette diff\u00e9rence. Elle se forme quand la temp\u00e9rature au-dessus de l\u2019eau de mer est nettement plus basse que celle au-dessus des terres. La terre se r\u00e9chauffe beaucoup plus vite que l\u2019eau de mer. L\u2019air chaud, plus l\u00e9ger que l\u2019air froid, monte cr\u00e9ant ainsi un appel d\u2019air \u00e0 la base de la colonne d\u2019air ascendant. L\u2019air froid venant de la mer vient combler ce vide en provoquant un refroidissement sur la bande c\u00f4ti\u00e8re.<\/font><\/p>\n<p>Ce m\u00e9canisme correspond bien \u00e0 la situation du 12 ao\u00fbt 2003&nbsp;: jusqu\u2019\u00e0 38\u00b0C dans les terres alors qu\u2019on n\u2019atteignait pas 28\u00b0C \u00e0 la c\u00f4te. Mais le 6 ao\u00fbt de la m\u00eame ann\u00e9e, on atteint 36\u00b0C \u00e0 Coxyde alors que dans les autres r\u00e9gions les temp\u00e9ratures maximales oscillent entre 35 et 37\u00b0C. C\u2019est le vent venant de l\u2019Est qui, par son intensit\u00e9, n\u2019a pas permis \u00e0 la brise de mer de s\u2019installer. Il en r\u00e9sulte que les temp\u00e9ratures \u00e0 la c\u00f4te sont du m\u00eame ordre de grandeur que celles observ\u00e9es dans les terres.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ce 6 juin, la temp\u00e9rature maximale \u00e0 Uccle a \u00e9t\u00e9 de 23 \u00b0C alors que celle de Coxyde n\u2019a pas atteint 15\u00b0C. Pourquoi une telle diff\u00e9rence de temp\u00e9rature entre le littoral et l\u2019int\u00e9rieur du pays&nbsp;? La brise de mer est \u00e0 l\u2019origine de cette diff\u00e9rence. Elle se forme quand la temp\u00e9rature au-dessus de l\u2019eau de [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-129","post","type-post","status-publish","format-standard","hentry","category-meteo"],"_links":{"self":[{"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=\/wp\/v2\/posts\/129"}],"collection":[{"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=129"}],"version-history":[{"count":0,"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=\/wp\/v2\/posts\/129\/revisions"}],"wp:attachment":[{"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=129"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=129"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}