{"id":15694,"date":"2025-04-22T13:09:43","date_gmt":"2025-04-22T13:09:43","guid":{"rendered":"https:\/\/www.mercator-ocean.eu\/surveillance-des-oceans-previsions\/"},"modified":"2025-05-27T15:07:06","modified_gmt":"2025-05-27T15:07:06","slug":"surveillance-des-oceans-previsions","status":"publish","type":"page","link":"https:\/\/www.mercator-ocean.eu\/fr\/donnees-sur-les-oceans\/surveillance-des-oceans-previsions\/","title":{"rendered":"Surveillance &amp; Pr\u00e9visions de l\u2019Oc\u00e9an"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"15694\" class=\"elementor elementor-15694 elementor-12998\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-608f4b73 e-flex e-con-boxed e-con e-parent\" data-id=\"608f4b73\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-618e61d3 elementor-widget elementor-widget-heading\" data-id=\"618e61d3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Surveillance &amp; Pr\u00e9visions de l\u2019Oc\u00e9an<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7ae37821 elementor-widget elementor-widget-breadcrumbs\" data-id=\"7ae37821\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"breadcrumbs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p id=\"breadcrumbs\"><span><span><a href=\"https:\/\/www.mercator-ocean.eu\/fr\/\">Home<\/a><\/span><\/span><\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-667c323 elementor-widget elementor-widget-text-editor\" data-id=\"667c323\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>En tant que leader mondial de l\u2019oc\u00e9anographie op\u00e9rationnelle, Mercator Ocean International favorise la prise de d\u00e9cisions \u00e9clair\u00e9es gr\u00e2ce au service maritime Copernicus et \u00e0 d\u2019autres initiatives internationales. Nous fournissons des donn\u00e9es oc\u00e9aniques essentielles et des outils de pr\u00e9vision aux scientifiques, aux d\u00e9cideurs politiques et aux entreprises, afin de soutenir la gestion durable des oc\u00e9ans et une \u00e9conomie bleue r\u00e9siliente. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-271e64e3 e-flex e-con-boxed e-con e-parent\" data-id=\"271e64e3\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-588ca0b elementor-widget elementor-widget-text-editor\" data-id=\"588ca0b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L\u2019oc\u00e9an fa\u00e7onne notre temps, notre climat et notre biodiversit\u00e9 tout en fournissant des ressources essentielles. La surveillance et la pr\u00e9vision de son comportement sont essentielles \u00e0 la s\u00e9curit\u00e9 maritime, \u00e0 la pr\u00e9cision des pr\u00e9visions, \u00e0 la protection des \u00e9cosyst\u00e8mes, \u00e0 l\u2019utilisation durable des ressources et \u00e0 la r\u00e9duction des risques de catastrophe. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2b208cf elementor-widget elementor-widget-heading\" data-id=\"2b208cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">De l'observation \u00e0 l'oc\u00e9an num\u00e9rique : \nun voyage de 30 ans<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2d73328 elementor-widget elementor-widget-text-editor\" data-id=\"2d73328\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L\u2019oc\u00e9anographie op\u00e9rationnelle est la science de l\u2019observation, de l\u2019analyse et de la pr\u00e9vision de l\u2019\u00e9tat de l\u2019oc\u00e9an \u2013 pass\u00e9, pr\u00e9sent et futur. N\u00e9e en 1995 des observations satellitaires et de la mod\u00e9lisation num\u00e9rique en 3D, cette discipline int\u00e8gre des donn\u00e9es en temps r\u00e9el dans des mod\u00e8les complexes, donnant naissance \u00e0 un v\u00e9ritable Oc\u00e9an num\u00e9rique. <\/p><p><strong>Aujourd\u2019hui, l\u2019oc\u00e9anographie op\u00e9rationnelle est un effort mondial de collaboration qui sous-tend les services essentiels, la surveillance du climat, la r\u00e9ponse aux catastrophes et l\u2019\u00e9conomie bleue durable.<\/strong> Gr\u00e2ce aux progr\u00e8s r\u00e9cents de l\u2019intelligence artificielle et de l\u2019informatique de pointe, notre oc\u00e9an num\u00e9rique offre d\u00e9sormais des pr\u00e9visions d\u2019une rapidit\u00e9 et d\u2019une pr\u00e9cision sans pr\u00e9c\u00e9dent, ce qui permet d\u2019obtenir des informations exploitables pour mieux prot\u00e9ger l\u2019oc\u00e9an bleu, l\u2019oc\u00e9an blanc et l\u2019oc\u00e9an vert.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a755087 elementor-widget elementor-widget-image\" data-id=\"a755087\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1140\" height=\"344\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/ocean-monitoring-forecasting-globes.jpg\" class=\"attachment-full size-full wp-image-15399\" alt=\"Ocean Monitoring and Forecasting globes\" srcset=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/ocean-monitoring-forecasting-globes.jpg 1140w, https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/ocean-monitoring-forecasting-globes-300x91.jpg 300w, https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/ocean-monitoring-forecasting-globes-1024x309.jpg 1024w, https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/ocean-monitoring-forecasting-globes-768x232.jpg 768w\" sizes=\"(max-width: 1140px) 100vw, 1140px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f7680f0 elementor-widget elementor-widget-heading\" data-id=\"f7680f0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Les syst\u00e8mes complets de surveillance et de pr\u00e9vision des oc\u00e9ans int\u00e8grent des donn\u00e9es satellitaires et in situ pour mod\u00e9liser l'oc\u00e9an bleu (variables physiques), l'oc\u00e9an blanc (variables relatives \u00e0 la glace de mer) et l'oc\u00e9an vert (variables biog\u00e9ochimiques)<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-61d688b elementor-align-center elementor-widget elementor-widget-button\" data-id=\"61d688b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.mercator-ocean.eu\/fr\/donnees-sur-les-oceans\/explorer-les-donnees-oceaniques\/donnees-dacces\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">En savoir plus sur nos sources de donn\u00e9es et nos outils<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-104682d elementor-widget elementor-widget-heading\" data-id=\"104682d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">La cha\u00eene de valeur de l'oc\u00e9anographie op\u00e9rationnelle<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba36acf elementor-widget elementor-widget-text-editor\" data-id=\"ba36acf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La cha\u00eene de valeur de l\u2019oc\u00e9anographie op\u00e9rationnelle commence par la collecte et la pr\u00e9paration des donn\u00e9es d\u2019entr\u00e9e pertinentes pour le milieu marin. Ces donn\u00e9es sont trait\u00e9es par des syst\u00e8mes de mod\u00e9lisation marine et transform\u00e9es en produits tels que des analyses, des r\u00e9analyses, des pr\u00e9visions et des indicateurs, qui sont ensuite fournis aux utilisateurs et soutiennent un large \u00e9ventail d\u2019applications. <\/p><p><strong>De l\u2019observation \u00e0 l\u2019utilisateur, la cha\u00eene de valeur comprend<\/strong><\/p><ul><li><strong>Observation <\/strong>: Collecte de donn\u00e9es \u00e0 partir de satellites, de bou\u00e9es, de navires et de v\u00e9hicules sous-marins.<\/li><li><strong>Gestion des donn\u00e9es<\/strong> : Contr\u00f4le de la qualit\u00e9 et int\u00e9gration de divers flux de donn\u00e9es.<\/li><li><strong>Mod\u00e9lisation et assimilation de donn\u00e9es <\/strong>: Utilisation de mod\u00e8les avanc\u00e9s et assimilation de donn\u00e9es pour cr\u00e9er des analyses et des pr\u00e9visions compl\u00e8tes.<\/li><li><strong>G\u00e9n\u00e9ration de produits <\/strong>: Production d\u2019informations sur l\u2019\u00e9tat pass\u00e9, pr\u00e9sent et futur de l\u2019oc\u00e9an, en surface et en profondeur.<\/li><li><strong>Diffusion<\/strong> : Fournir des donn\u00e9es, des indicateurs et des outils conviviaux \u00e0 un public mondial.<\/li><li><strong>Engagement des utilisateurs<\/strong> : Incorporer le retour d\u2019information pour am\u00e9liorer continuellement les services.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-421382f elementor-widget elementor-widget-video\" data-id=\"421382f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;video_type&quot;:&quot;hosted&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-hosted-video elementor-wrapper elementor-open-inline\">\n\t\t\t\t\t<video class=\"elementor-video\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/20190401_CMEMS_CUBE_LDEF.mp4\" controls=\"\" preload=\"metadata\" controlsList=\"nodownload\" poster=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/cover-video.jpg\"><\/video>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c9fd8a elementor-widget elementor-widget-heading\" data-id=\"2c9fd8a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Cha\u00eene de valeur de l'oc\u00e9anographie op\u00e9rationnelle - depuis les observations par satellite et in situ jusqu'aux donn\u00e9es v\u00e9rifi\u00e9es, aux indicateurs et aux services fournis aux d\u00e9cideurs du monde entier, en passant par les simulations de mod\u00e8les 3D et les analyses d'experts.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0351e34 elementor-widget elementor-widget-heading\" data-id=\"0351e34\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Syst\u00e8mes de surveillance et de pr\u00e9vision<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-149dd47 elementor-widget elementor-widget-text-editor\" data-id=\"149dd47\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>La fiabilit\u00e9 des pr\u00e9visions oc\u00e9aniques r\u00e9sulte de la combinaison d\u2019observations satellitaires et in situ en temps r\u00e9el avec des mod\u00e8les num\u00e9riques avanc\u00e9s.<\/strong> Les mod\u00e8les num\u00e9riques de l\u2019oc\u00e9an mondial et des mers europ\u00e9ennes utilisent des m\u00e9thodes d\u2019assimilation de donn\u00e9es, en appliquant des contraintes bas\u00e9es sur les donn\u00e9es, pour repr\u00e9senter les interactions de l\u2019oc\u00e9an avec la glace de mer, l\u2019atmosph\u00e8re et la biog\u00e9ochimie marine, et en int\u00e9grant autant de donn\u00e9es d\u2019observation que possible provenant de sources in-situ ou satellitaires.<\/p><p><strong>Gr\u00e2ce \u00e0 l\u2019assimilation des donn\u00e9es, ces observations sont int\u00e9gr\u00e9es dans les mod\u00e8les afin de cr\u00e9er des pr\u00e9visions pr\u00e9cises.<\/strong> En effet, ces mod\u00e8les num\u00e9riques sont d\u00e9j\u00e0 des prototypes de jumeaux num\u00e9riques de l\u2019Oc\u00e9an. Lorsque les mod\u00e8les divergent de la r\u00e9alit\u00e9, cela met en \u00e9vidence les lacunes de nos connaissances et oriente les recherches et la collecte de donn\u00e9es. <\/p><p><strong>Les pr\u00e9visions oc\u00e9aniques op\u00e9rationnelles soutiennent des activit\u00e9s essentielles telles que la navigation, les interventions en cas de catastrophe, les pr\u00e9visions climatiques et la gestion des ressources marines.<\/strong> Les r\u00e9centes avanc\u00e9es en mati\u00e8re d\u2019apprentissage automatique et d\u2019intelligence artificielle r\u00e9volutionnent ce domaine en permettant la cr\u00e9ation de jumeaux num\u00e9riques plus sophistiqu\u00e9s \u2013 des mod\u00e8les virtuels interactifs \u00e0 haute r\u00e9solution qui refl\u00e8tent les conditions oc\u00e9aniques r\u00e9elles, permettant aux scientifiques et aux d\u00e9cideurs de simuler et d\u2019\u00e9valuer les impacts de diverses actions, telles que la r\u00e9duction des \u00e9missions de CO\u2082, l\u2019\u00e9tablissement d\u2019aires marines prot\u00e9g\u00e9es ou la gestion des p\u00eacheries et de la pollution marine. Pour une pr\u00e9sentation d\u00e9taill\u00e9e de ces syst\u00e8mes, voir <a href=\"https:\/\/goosocean.org\/who-we-are\/expert-team-on-operational-ocean-forecast-systems-etoofs\/\">le guide ETOOFS<\/a>, \u00e9labor\u00e9 par le <a href=\"https:\/\/goosocean.org\/who-we-are\/expert-team-on-operational-ocean-forecast-systems-etoofs\/\">GOOS<\/a>, Mercator Ocean International, la <a href=\"https:\/\/www.ioc.unesco.org\/en\">COI-UNESCO<\/a> et l \u2018<a href=\"https:\/\/wmo.int\/\">OMM<\/a>. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8d1ac84 elementor-widget elementor-widget-button\" data-id=\"8d1ac84\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.mercator-ocean.eu\/fr\/donnees-sur-les-oceans\/recherche-innovation\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">En savoir plus sur nos travaux europ\u00e9ens sur le Jumeau Num\u00e9rique de l'Oc\u00e9an et l'IA<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-659cad3 elementor-widget elementor-widget-heading\" data-id=\"659cad3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Mercator Ocean International : Une longueur d'avance<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b3408bc elementor-widget elementor-widget-text-editor\" data-id=\"b3408bc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Mercator Ocean se transforme en une organisation intergouvernementale (OIG) d\u00e9di\u00e9e aux syst\u00e8mes et services num\u00e9riques de l\u2019oc\u00e9an, comblant ainsi une lacune critique en mati\u00e8re de leadership international faisant autorit\u00e9.<\/strong> Gr\u00e2ce \u00e0 des infrastructures solides telles que le service marin Copernicus et le Jumeau Num\u00e9rique Oc\u00e9an, associ\u00e9es \u00e0 une collaboration scientifique structur\u00e9e via la D\u00e9cennie des Nations unies pour les sciences de la mer, l\u2019oc\u00e9anographie op\u00e9rationnelle arrive \u00e0 maturit\u00e9.<\/p><ul><li>Par l\u2019interm\u00e9diaire du service maritime Copernicus, Mercator Ocean convertit les observations satellitaires, les observations in situ, les simulations de mod\u00e8les 3D et les connaissances d\u2019experts en <strong>30 variables oc\u00e9aniques mises \u00e0 jour toutes les 2 minutes sur un oc\u00e9an num\u00e9rique de 10 milliards de points de grille<\/strong>,<\/li><li>Traduit par des experts en donn\u00e9es v\u00e9rifi\u00e9es, en indicateurs, en rapports et en sessions de formation,<strong> le Copernicus Marine Service est consult\u00e9 par plus de 500 000 utilisateurs dans le monde<\/strong>, et int\u00e9gr\u00e9 comme information r\u00e9guli\u00e8re par 100 000 abonn\u00e9s.<\/li><\/ul><p><b><span data-contrast=\"auto\"> <\/span><\/b><\/p><p><b><span data-contrast=\"auto\">En tant que future OIG, nous nous consacrerons \u00e0 :<\/span><\/b><span data-ccp-props=\"{\"134233117\":false,\"134233118\":false,\"335551550\":1,\"335551620\":1,\"335557856\":16777215,\"335559685\":0,\"335559738\":0,\"335559739\":216}\"> <\/span><\/p><ul><li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"33\" data-list-defn-props=\"{\"335552541\":1,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}\" aria-setsize=\"-1\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"auto\">D\u00e9crire et pr\u00e9voir l\u2019\u00e9tat physique et biog\u00e9ochimique de l\u2019oc\u00e9an \u00e0 l\u2019\u00e9chelle mondiale.<\/span><span data-ccp-props=\"{\"134233117\":false,\"134233118\":false,\"335551550\":1,\"335551620\":1,\"335557856\":16777215,\"335559738\":0,\"335559739\":216}\"> <\/span><\/li><\/ul><ul><li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"33\" data-list-defn-props=\"{\"335552541\":1,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}\" aria-setsize=\"-1\" data-aria-posinset=\"4\" data-aria-level=\"1\"><span data-contrast=\"auto\">Fournir des connaissances scientifiques fiables et des services num\u00e9riques aux \u00c9tats c\u00f4tiers et aux organisations internationales.<\/span><span data-ccp-props=\"{\"134233117\":false,\"134233118\":false,\"335551550\":1,\"335551620\":1,\"335557856\":16777215,\"335559738\":0,\"335559739\":216}\"> <\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c226bc elementor-widget elementor-widget-image\" data-id=\"2c226bc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1140\" height=\"634\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/heatmap.jpg\" class=\"attachment-full size-full wp-image-13256\" alt=\"Digital map\" srcset=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/heatmap.jpg 1140w, https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/heatmap-300x167.jpg 300w, https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/heatmap-1024x569.jpg 1024w, https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/heatmap-768x427.jpg 768w\" sizes=\"(max-width: 1140px) 100vw, 1140px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2252ad5 elementor-hidden-desktop elementor-hidden-tablet elementor-hidden-mobile elementor-widget elementor-widget-button\" data-id=\"2252ad5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">OIG<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a589bf8 e-flex e-con-boxed e-con e-parent\" data-id=\"a589bf8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-603ca70 elementor-position-inline-end elementor-view-default elementor-mobile-position-block-start elementor-widget elementor-widget-icon-box\" data-id=\"603ca70\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\t\t\t<div class=\"elementor-icon-box-icon\">\n\t\t\t\t<span  class=\"elementor-icon\">\n\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"36\" height=\"36\" viewBox=\"0 0 36 36\"><path id=\"Icon_awesome-link\" data-name=\"Icon awesome-link\" d=\"M22.965,13.035a10.682,10.682,0,0,1,.025,15.088l-.025.026L18.24,32.875A10.687,10.687,0,0,1,3.126,17.76l2.609-2.609a1.124,1.124,0,0,1,1.919.746A12.956,12.956,0,0,0,8.335,19.6a1.132,1.132,0,0,1-.266,1.168l-.92.92a5.063,5.063,0,1,0,7.114,7.2l4.725-4.724a5.061,5.061,0,0,0,0-7.16,5.267,5.267,0,0,0-.727-.6,1.128,1.128,0,0,1-.488-.886,2.8,2.8,0,0,1,.823-2.1l1.48-1.48a1.13,1.13,0,0,1,1.447-.122,10.721,10.721,0,0,1,1.443,1.209Zm9.909-9.91a10.7,10.7,0,0,0-15.114,0L13.035,7.85l-.025.026a10.69,10.69,0,0,0,1.468,16.3,1.13,1.13,0,0,0,1.447-.122l1.48-1.48a2.8,2.8,0,0,0,.823-2.1,1.128,1.128,0,0,0-.488-.886,5.267,5.267,0,0,1-.727-.6,5.061,5.061,0,0,1,0-7.16L21.738,7.1a5.063,5.063,0,1,1,7.114,7.2l-.92.92a1.132,1.132,0,0,0-.266,1.168,12.956,12.956,0,0,1,.681,3.707,1.124,1.124,0,0,0,1.919.746l2.609-2.609a10.7,10.7,0,0,0,0-15.114Z\" transform=\"translate(0)\"><\/path><\/svg>\t\t\t\t<\/span>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<h2 class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<span  >\n\t\t\t\t\t\t\tExplorer nos donn\u00e9es\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h2>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-09998a3 elementor-icon-list--layout-inline elementor-align-start elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"09998a3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.mercator-ocean.eu\/fr\/donnees-sur-les-oceans\/explorer-les-donnees-oceaniques\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Explorer les donn\u00e9es oc\u00e9aniques<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.mercator-ocean.eu\/fr\/donnees-sur-les-oceans\/recherche-innovation\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Recherche et innovation<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.mercator-ocean.eu\/ocean-data\/state-of-the-ocean\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">L'\u00e9tat de l'oc\u00e9an<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.mercator-ocean.eu\/fr\/a-propos-de-nous\/mercator-ocean\/ce-que-nous-faisons\/copernicus-marine-service\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Portail Copernicus Marine Service<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.mercator-ocean.eu\/fr\/intelligence-oceanique\/connaissance-des-oceans\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Connaissance des oc\u00e9ans<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>En tant que leader mondial de l\u2019oc\u00e9anographie op\u00e9rationnelle, Mercator Ocean International favorise la prise de d\u00e9cisions \u00e9clair\u00e9es gr\u00e2ce au service maritime Copernicus et \u00e0 d\u2019autres initiatives internationales. Nous fournissons des donn\u00e9es oc\u00e9aniques essentielles et des outils de pr\u00e9vision aux scientifiques, aux d\u00e9cideurs politiques et aux entreprises, afin de soutenir la gestion durable des oc\u00e9ans et [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":15716,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"translation-status":[],"class_list":["post-15694","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Surveillance &amp; Pr\u00e9visions de l\u2019Oc\u00e9an - Mercator Ocean International<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.mercator-ocean.eu\/fr\/donnees-sur-les-oceans\/surveillance-des-oceans-previsions\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Surveillance &amp; Pr\u00e9visions de l\u2019Oc\u00e9an - Mercator Ocean International\" \/>\n<meta property=\"og:description\" content=\"En tant que leader mondial de l\u2019oc\u00e9anographie op\u00e9rationnelle, Mercator Ocean International favorise la prise de d\u00e9cisions \u00e9clair\u00e9es gr\u00e2ce au service maritime Copernicus et \u00e0 d\u2019autres initiatives internationales. Nous fournissons des donn\u00e9es oc\u00e9aniques essentielles et des outils de pr\u00e9vision aux scientifiques, aux d\u00e9cideurs politiques et aux entreprises, afin de soutenir la gestion durable des oc\u00e9ans et [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.mercator-ocean.eu\/fr\/donnees-sur-les-oceans\/surveillance-des-oceans-previsions\/\" \/>\n<meta property=\"og:site_name\" content=\"Mercator Ocean International\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/MercatorOcean\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-27T15:07:06+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2025\/05\/ocean-monitoring-forecasting-globes.jpg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@MercatorOcean\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"6 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.mercator-ocean.eu\\\/fr\\\/donnees-sur-les-oceans\\\/surveillance-des-oceans-previsions\\\/\",\"url\":\"https:\\\/\\\/www.mercator-ocean.eu\\\/fr\\\/donnees-sur-les-oceans\\\/surveillance-des-oceans-previsions\\\/\",\"name\":\"Surveillance &amp; 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Pr\u00e9visions de l\u2019Oc\u00e9an - Mercator Ocean International","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.mercator-ocean.eu\/fr\/donnees-sur-les-oceans\/surveillance-des-oceans-previsions\/","og_locale":"fr_FR","og_type":"article","og_title":"Surveillance &amp; Pr\u00e9visions de l\u2019Oc\u00e9an - Mercator Ocean International","og_description":"En tant que leader mondial de l\u2019oc\u00e9anographie op\u00e9rationnelle, Mercator Ocean International favorise la prise de d\u00e9cisions \u00e9clair\u00e9es gr\u00e2ce au service maritime Copernicus et \u00e0 d\u2019autres initiatives internationales. 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