{"id":3678,"date":"2026-03-17T11:37:33","date_gmt":"2026-03-17T10:37:33","guid":{"rendered":"https:\/\/frogcast.com\/?p=3678"},"modified":"2026-03-17T11:39:55","modified_gmt":"2026-03-17T10:39:55","slug":"previsions-meteo-multi-modeles-icon-2i-harmonie-nea","status":"publish","type":"post","link":"https:\/\/frogcast.com\/fr\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/","title":{"rendered":"FROGCAST enrichit son mix multimod\u00e8le avec deux nouveaux mod\u00e8les haute r\u00e9solution"},"content":{"rendered":"<p class=\"translation-block\">Chez FROGCAST, notre mission est claire : <strong>fournir des pr\u00e9visions m\u00e9t\u00e9orologiques fiables et directement exploitables, con\u00e7ues pour r\u00e9pondre aux exigences des professionnels<\/strong>. Pour y parvenir, nous combinons en continu d\u00e9j\u00e0 plus de 20 mod\u00e8les de pr\u00e9vision num\u00e9rique du temps (NWP), en ajustant le poids de chacun dans le mix multimod\u00e8le selon les performances mesur\u00e9es en conditions r\u00e9elles.<\/p>\n\n\n\n<p>Aujourd'hui, nous \u00e9largissons ce mix avec deux nouveaux mod\u00e8les : <strong><a href=\"https:\/\/lami.ext.cineca.it\/mmmpc\/icon-2I.html\" target=\"_blank\" rel=\"noreferrer noopener\">ICON-2I<\/a><\/strong> et <strong><a href=\"https:\/\/www.dmi.dk\/friedata\/dokumentation\/data\/forecast-data-weather-model-harmonie\" target=\"_blank\" rel=\"noreferrer noopener\">HARMONIE-NEA<\/a><\/strong>. Tous deux apportent une r\u00e9solution spatiale plus fine et des cycles de mise \u00e0 jour plus fr\u00e9quents \u00e0 notre ensemble, renfor\u00e7ant la pr\u00e9cision des pr\u00e9visions sur l'Italie et le nord de l'Europe, tout en \u00e9largissant la diversit\u00e9 des perspectives atmosph\u00e9riques dont s'alimente notre approche probabiliste.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pourquoi \u00e9largir notre mix multimod\u00e8le ?<\/h2>\n\n\n\n<p>Aucun mod\u00e8le m\u00e9t\u00e9orologique ne peut, \u00e0 lui seul, restituer toute la complexit\u00e9 de l\u2019atmosph\u00e8re. Chacun propose une repr\u00e9sentation diff\u00e9rente, fa\u00e7onn\u00e9e par sa propre m\u00e9thode d\u2019assimilation des donn\u00e9es, sa r\u00e9solution spatiale et son horizon de pr\u00e9vision. les lacunes et les biais sont donc in\u00e9vitables.<\/p>\n\n\n\n<p>C'est pr\u00e9cis\u00e9ment pour cela que FROGCAST les combine. En int\u00e9grant deux nouveaux mod\u00e8les haute r\u00e9solution dans <strong><a href=\"https:\/\/frogcast.com\/fr\/nos-previsions-meteorologiques\/\" type=\"page\" id=\"610\" target=\"_blank\" rel=\"noreferrer noopener\">notre mix multimod\u00e8le<\/a><\/strong> nous r\u00e9duisons davantage l\u2019incertitude et am\u00e9liorons la pr\u00e9cision de nos intervalles de confiance, permettant \u00e0 nos clients dans les secteurs de l\u2019\u00e9nergie, de la logistique, de l\u2019agriculture et de l\u2019assurance de prendre des d\u00e9cisions op\u00e9rationnelles plus rapides et mieux inform\u00e9es.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pr\u00e9sentation d'ICON-2I et HARMONIE-NEA<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>ICON-2I \u2014 Italie (DWD \/ Cineca)<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"602\" src=\"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/ICON-2I-1024x602.png\" alt=\"Geographical coverage map of the ICON-2I high-resolution weather model showing its forecast zone.\" class=\"wp-image-3699\" srcset=\"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/ICON-2I-1024x602.png 1024w, https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/ICON-2I-300x176.png 300w, https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/ICON-2I-768x452.png 768w, https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/ICON-2I-18x12.png 18w, https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/ICON-2I.png 1029w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Map illustrating the geographic area covered by the ICON-2I high-resolution weather model.<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Couverture g\u00e9ographique :<\/strong> Italie<\/li>\n\n\n\n<li><strong>Horizon de pr\u00e9vision :<\/strong> jusqu'\u00e0 72 heures pour la run principale (00 et 12 UTC), 24 heures pour les autres runs<\/li>\n\n\n\n<li><strong>R\u00e9solution native :<\/strong> 0,02\u00b0 (~2 km)<\/li>\n\n\n\n<li><strong>Fr\u00e9quence des runs :<\/strong> toutes les 3 heures<\/li>\n\n\n\n<li><strong>Pas de temps :<\/strong> 1 heure<\/li>\n<\/ul>\n\n\n\n<p><strong><a href=\"https:\/\/lami.ext.cineca.it\/mmmpc\/icon-2I.html\">ICON-2I<\/a><\/strong> <strong>capture les ph\u00e9nom\u00e8nes m\u00e9so-\u00e9chelle<\/strong> (vents de vall\u00e9e, brises marines, pr\u00e9cipitations orographiques) que les mod\u00e8les globaux \u00e0 plus faible r\u00e9solution ne parviennent pas \u00e0 repr\u00e9senter. Sa grille \u00e0 2 km s'av\u00e8re particuli\u00e8rement pr\u00e9cieuse pour le d\u00e9ploiement des \u00e9nergies renouvelables, la gestion du risque hydrologique et l'agriculture de pr\u00e9cision dans la p\u00e9ninsule italienne.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>HARMONIE-NEA \u2014 Danemark (DMI)<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"601\" src=\"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/HARMONIE_NEA-1024x601.png\" alt=\"Geographical coverage map of the HARMONIE-NEA high-resolution weather model showing its forecast region.\" class=\"wp-image-3698\" srcset=\"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/HARMONIE_NEA-1024x601.png 1024w, https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/HARMONIE_NEA-300x176.png 300w, https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/HARMONIE_NEA-768x450.png 768w, https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/HARMONIE_NEA-18x12.png 18w, https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/HARMONIE_NEA.png 1028w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Map showing the forecast coverage area of the HARMONIE-NEA high-resolution weather model.<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Couverture g\u00e9ographique :<\/strong> Danemark et r\u00e9gions environnantes<\/li>\n\n\n\n<li><strong>Horizon de pr\u00e9vision :<\/strong> jusqu'\u00e0 60 heures<\/li>\n\n\n\n<li><strong>R\u00e9solution native :<\/strong> 0,02\u00b0 (~2 km)<\/li>\n\n\n\n<li><strong>Fr\u00e9quence des runs :<\/strong> toutes les 3 heures<\/li>\n\n\n\n<li><strong>Pas de temps :<\/strong> 1 heure<\/li>\n<\/ul>\n\n\n\n<p><strong><a href=\"https:\/\/www.dmi.dk\/friedata\/dokumentation\/data\/forecast-data-weather-model-harmonie\" target=\"_blank\" rel=\"noreferrer noopener\">HARMONIE-NEA<\/a><\/strong> renforce la couverture de FROGCAST sur la mer du Nord et les c\u00f4tes baltiques (des zones cl\u00e9s pour l'\u00e9olien offshore, le routage maritime et les infrastructures nordiques). Ses cycles de mise \u00e0 jour fr\u00e9quents et sa r\u00e9solution fine autorisant la convection <strong>am\u00e9liorent sensiblement la fiabilit\u00e9 du nowcasting<\/strong> dans cette zone aux exigences op\u00e9rationnelles \u00e9lev\u00e9es.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ce que cela change pour les utilisateurs FROGCAST<\/h2>\n\n\n\n<p>Avec ICON-2I et HARMONIE-NEA int\u00e9gr\u00e9s \u00e0 l'ensemble, <strong>les pr\u00e9visions probabilistes gagnent en diversit\u00e9 \u00e0 l'\u00e9chelle locale<\/strong>, ce qui r\u00e9duit statistiquement la dispersion <strong><a href=\"https:\/\/frogcast.com\/fr\/intervalles-de-confiance\/\" type=\"page\" id=\"1037\" target=\"_blank\" rel=\"noreferrer noopener\">intervalles de confiance<\/a><\/strong> et am\u00e9liore \u00e0 la fois la pr\u00e9cision \u00e0 court terme et la fiabilit\u00e9 \u00e0 moyen terme. Toutes ces am\u00e9liorations se propagent automatiquement via l'API FROGCAST, sans aucune modification requise c\u00f4t\u00e9 client : m\u00eames endpoints, m\u00eame int\u00e9gration, de meilleures donn\u00e9es.<\/p>\n\n\n\n<p>Les utilisateurs en Italie et en Europe du Nord ressentiront les b\u00e9n\u00e9fices les plus imm\u00e9diats, tandis que la diversit\u00e9 renforc\u00e9e du mix contribue \u00e0 am\u00e9liorer la fiabilit\u00e9 des intervalles de confiance dans toutes les r\u00e9gions couvertes.<\/p>\n\n\n\n<p class=\"has-white-color has-text-color has-background has-link-color wp-elements-5cce9737faa216658fbd5911c6d3658f\" style=\"background-color:#1f807d\"><strong><a href=\"https:\/\/frogcast.com\/fr\/contactez-nous\/\" type=\"page\" id=\"2463\" target=\"_blank\" rel=\"noreferrer noopener\">Contactez-nous<\/a><\/strong> pour en savoir plus sur la pond\u00e9ration des mod\u00e8les et la couverture r\u00e9gionale.<\/p>","protected":false},"excerpt":{"rendered":"<p>FROGCAST enrichit son approche multimod\u00e8les avec l\u2019ajout d\u2019ICON-2I et HARMONIE-NEA, pour des pr\u00e9visions plus pr\u00e9cises, plus robustes et des intervalles de confiance mieux caract\u00e9ris\u00e9s.<\/p>","protected":false},"author":1,"featured_media":3690,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-3678","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>FROGCAST adds ICON-2I &amp; HARMONIE-NEA to its forecast mix | FROGCAST<\/title>\n<meta name=\"description\" content=\"FROGCAST expands its 20+ model ensemble with ICON-2I and HARMONIE-NEA, delivering higher-resolution, more reliable probabilistic forecasts across Italy and Northern Europe.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/frogcast.com\/fr\/blog\/actualites\/previsions-meteo-multi-modeles-icon-2i-harmonie-nea\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"FROGCAST adds ICON-2I &amp; HARMONIE-NEA to its forecast mix | FROGCAST\" \/>\n<meta property=\"og:description\" content=\"FROGCAST expands its 20+ model ensemble with ICON-2I and HARMONIE-NEA, delivering higher-resolution, more reliable probabilistic forecasts across Italy and Northern Europe.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/frogcast.com\/fr\/blog\/actualites\/previsions-meteo-multi-modeles-icon-2i-harmonie-nea\/\" \/>\n<meta property=\"og:site_name\" content=\"FROGCAST\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-17T10:37:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-17T10:39:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/two-new-models-frogcast-forecast-multimodel-mix.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1366\" \/>\n\t<meta property=\"og:image:height\" content=\"768\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"The FROGCAST team\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@Frogcast_API\" \/>\n<meta name=\"twitter:site\" content=\"@Frogcast_API\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"The FROGCAST team\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"NewsArticle\",\"@id\":\"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/\"},\"author\":{\"name\":\"The FROGCAST team\",\"@id\":\"https:\/\/frogcast.com\/#\/schema\/person\/d689a22f802dd980930c34f752329684\"},\"headline\":\"FROGCAST expands its multimodel mix with two new high-resolution models\",\"datePublished\":\"2026-03-17T10:37:33+00:00\",\"dateModified\":\"2026-03-17T10:39:55+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/\"},\"wordCount\":438,\"publisher\":{\"@id\":\"https:\/\/frogcast.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/two-new-models-frogcast-forecast-multimodel-mix.webp\",\"articleSection\":[\"News\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/\",\"url\":\"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/\",\"name\":\"FROGCAST adds ICON-2I & HARMONIE-NEA to its forecast mix | FROGCAST\",\"isPartOf\":{\"@id\":\"https:\/\/frogcast.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/two-new-models-frogcast-forecast-multimodel-mix.webp\",\"datePublished\":\"2026-03-17T10:37:33+00:00\",\"dateModified\":\"2026-03-17T10:39:55+00:00\",\"description\":\"FROGCAST expands its 20+ model ensemble with ICON-2I and HARMONIE-NEA, delivering higher-resolution, more reliable probabilistic forecasts across Italy and Northern Europe.\",\"breadcrumb\":{\"@id\":\"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#primaryimage\",\"url\":\"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/two-new-models-frogcast-forecast-multimodel-mix.webp\",\"contentUrl\":\"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/two-new-models-frogcast-forecast-multimodel-mix.webp\",\"width\":1366,\"height\":768,\"caption\":\"Expanding our high-resolution capabilities. By integrating specialized regional models like ICON-2I (Italy) and HARMONIE-NEA (Northern Europe), FROGCAST provides ultra-precise 2km data, essential for capturing mesoscale phenomena in complex topographies and critical coastal zones.\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/frogcast.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Blog\",\"item\":\"https:\/\/frogcast.com\/category\/blog\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"News\",\"item\":\"https:\/\/frogcast.com\/category\/blog\/news\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"FROGCAST expands its multimodel mix with two new high-resolution models\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/frogcast.com\/#website\",\"url\":\"https:\/\/frogcast.com\/\",\"name\":\"FROGCAST\",\"description\":\"Weather forecast API\",\"publisher\":{\"@id\":\"https:\/\/frogcast.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/frogcast.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/frogcast.com\/#organization\",\"name\":\"QUOS Group\",\"alternateName\":\"FROGCAST\",\"url\":\"https:\/\/frogcast.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/frogcast.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/frogcast.com\/wp-content\/uploads\/2025\/10\/cropped-frogcast-favicon.png\",\"contentUrl\":\"https:\/\/frogcast.com\/wp-content\/uploads\/2025\/10\/cropped-frogcast-favicon.png\",\"width\":512,\"height\":512,\"caption\":\"QUOS Group\"},\"image\":{\"@id\":\"https:\/\/frogcast.com\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/x.com\/Frogcast_API\",\"https:\/\/www.linkedin.com\/company\/frogcast\/\",\"https:\/\/www.youtube.com\/@Frogcast_API\",\"https:\/\/www.reddit.com\/user\/Frogcast_API\/\"],\"address\":{\"@type\":\"PostalAddress\",\"streetAddress\":\"65 Av. du Lac du Bourget\",\"addressLocality\":\"Le Bourget-du-Lac\",\"postalCode\":\"73370\",\"addressCountry\":\"FR\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/frogcast.com\/#\/schema\/person\/d689a22f802dd980930c34f752329684\",\"name\":\"The FROGCAST team\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/frogcast.com\/wp-content\/litespeed\/avatar\/1aa4bc278e35b4f07532a81fe6a26191.jpg?ver=1775237821\",\"url\":\"https:\/\/frogcast.com\/wp-content\/litespeed\/avatar\/1aa4bc278e35b4f07532a81fe6a26191.jpg?ver=1775237821\",\"contentUrl\":\"https:\/\/frogcast.com\/wp-content\/litespeed\/avatar\/1aa4bc278e35b4f07532a81fe6a26191.jpg?ver=1775237821\",\"caption\":\"The FROGCAST team\"},\"description\":\"Weather forecasting experts\",\"sameAs\":[\"https:\/\/frogcast.com\",\"https:\/\/www.linkedin.com\/company\/frogcast\/\",\"https:\/\/www.youtube.com\/@Frogcast_API\"],\"url\":\"https:\/\/frogcast.com\/fr\/author\/wp_frog73helio_frogcast_user\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"FROGCAST ajoute ICON-2I et HARMONIE-NEA \u00e0 ses pr\u00e9visions | FROGCAST","description":"FROGCAST \u00e9tend son ensemble de plus de 20 mod\u00e8les avec ICON-2I et HARMONIE-NEA, offrant des pr\u00e9visions probabilistes plus fiables et \u00e0 plus haute r\u00e9solution pour l'Italie et l'Europe du Nord.","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:\/\/frogcast.com\/fr\/blog\/actualites\/previsions-meteo-multi-modeles-icon-2i-harmonie-nea\/","og_locale":"fr_FR","og_type":"article","og_title":"FROGCAST adds ICON-2I & HARMONIE-NEA to its forecast mix | FROGCAST","og_description":"FROGCAST expands its 20+ model ensemble with ICON-2I and HARMONIE-NEA, delivering higher-resolution, more reliable probabilistic forecasts across Italy and Northern Europe.","og_url":"https:\/\/frogcast.com\/fr\/blog\/actualites\/previsions-meteo-multi-modeles-icon-2i-harmonie-nea\/","og_site_name":"FROGCAST","article_published_time":"2026-03-17T10:37:33+00:00","article_modified_time":"2026-03-17T10:39:55+00:00","og_image":[{"width":1366,"height":768,"url":"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/two-new-models-frogcast-forecast-multimodel-mix.webp","type":"image\/webp"}],"author":"The FROGCAST team","twitter_card":"summary_large_image","twitter_creator":"@Frogcast_API","twitter_site":"@Frogcast_API","twitter_misc":{"\u00c9crit par":"The FROGCAST team","Dur\u00e9e de lecture estim\u00e9e":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"NewsArticle","@id":"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#article","isPartOf":{"@id":"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/"},"author":{"name":"The FROGCAST team","@id":"https:\/\/frogcast.com\/#\/schema\/person\/d689a22f802dd980930c34f752329684"},"headline":"FROGCAST expands its multimodel mix with two new high-resolution models","datePublished":"2026-03-17T10:37:33+00:00","dateModified":"2026-03-17T10:39:55+00:00","mainEntityOfPage":{"@id":"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/"},"wordCount":438,"publisher":{"@id":"https:\/\/frogcast.com\/#organization"},"image":{"@id":"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#primaryimage"},"thumbnailUrl":"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/two-new-models-frogcast-forecast-multimodel-mix.webp","articleSection":["News"],"inLanguage":"fr-FR"},{"@type":"WebPage","@id":"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/","url":"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/","name":"FROGCAST ajoute ICON-2I et HARMONIE-NEA \u00e0 ses pr\u00e9visions | FROGCAST","isPartOf":{"@id":"https:\/\/frogcast.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#primaryimage"},"image":{"@id":"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#primaryimage"},"thumbnailUrl":"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/two-new-models-frogcast-forecast-multimodel-mix.webp","datePublished":"2026-03-17T10:37:33+00:00","dateModified":"2026-03-17T10:39:55+00:00","description":"FROGCAST \u00e9tend son ensemble de plus de 20 mod\u00e8les avec ICON-2I et HARMONIE-NEA, offrant des pr\u00e9visions probabilistes plus fiables et \u00e0 plus haute r\u00e9solution pour l'Italie et l'Europe du Nord.","breadcrumb":{"@id":"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#primaryimage","url":"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/two-new-models-frogcast-forecast-multimodel-mix.webp","contentUrl":"https:\/\/frogcast.com\/wp-content\/uploads\/2026\/03\/two-new-models-frogcast-forecast-multimodel-mix.webp","width":1366,"height":768,"caption":"Expanding our high-resolution capabilities. By integrating specialized regional models like ICON-2I (Italy) and HARMONIE-NEA (Northern Europe), FROGCAST provides ultra-precise 2km data, essential for capturing mesoscale phenomena in complex topographies and critical coastal zones."},{"@type":"BreadcrumbList","@id":"https:\/\/frogcast.com\/blog\/news\/icon-2i-harmonie-nea-multi-model-weather-forecast\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/frogcast.com\/"},{"@type":"ListItem","position":2,"name":"Blog","item":"https:\/\/frogcast.com\/category\/blog\/"},{"@type":"ListItem","position":3,"name":"News","item":"https:\/\/frogcast.com\/category\/blog\/news\/"},{"@type":"ListItem","position":4,"name":"FROGCAST expands its multimodel mix with two new high-resolution models"}]},{"@type":"WebSite","@id":"https:\/\/frogcast.com\/#website","url":"https:\/\/frogcast.com\/","name":"FROGCAST","description":"Weather forecast API","publisher":{"@id":"https:\/\/frogcast.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/frogcast.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/frogcast.com\/#organization","name":"QUOS Group","alternateName":"FROGCAST","url":"https:\/\/frogcast.com\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/frogcast.com\/#\/schema\/logo\/image\/","url":"https:\/\/frogcast.com\/wp-content\/uploads\/2025\/10\/cropped-frogcast-favicon.png","contentUrl":"https:\/\/frogcast.com\/wp-content\/uploads\/2025\/10\/cropped-frogcast-favicon.png","width":512,"height":512,"caption":"QUOS Group"},"image":{"@id":"https:\/\/frogcast.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/x.com\/Frogcast_API","https:\/\/www.linkedin.com\/company\/frogcast\/","https:\/\/www.youtube.com\/@Frogcast_API","https:\/\/www.reddit.com\/user\/Frogcast_API\/"],"address":{"@type":"PostalAddress","streetAddress":"65 Av. du Lac du Bourget","addressLocality":"Le Bourget-du-Lac","postalCode":"73370","addressCountry":"FR"}},{"@type":"Person","@id":"https:\/\/frogcast.com\/#\/schema\/person\/d689a22f802dd980930c34f752329684","name":"L'\u00e9quipe FROGCAST","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/frogcast.com\/wp-content\/litespeed\/avatar\/1aa4bc278e35b4f07532a81fe6a26191.jpg?ver=1775237821","url":"https:\/\/frogcast.com\/wp-content\/litespeed\/avatar\/1aa4bc278e35b4f07532a81fe6a26191.jpg?ver=1775237821","contentUrl":"https:\/\/frogcast.com\/wp-content\/litespeed\/avatar\/1aa4bc278e35b4f07532a81fe6a26191.jpg?ver=1775237821","caption":"The FROGCAST team"},"description":"Weather forecasting experts","sameAs":["https:\/\/frogcast.com","https:\/\/www.linkedin.com\/company\/frogcast\/","https:\/\/www.youtube.com\/@Frogcast_API"],"url":"https:\/\/frogcast.com\/fr\/author\/wp_frog73helio_frogcast_user\/"}]}},"_links":{"self":[{"href":"https:\/\/frogcast.com\/fr\/wp-json\/wp\/v2\/posts\/3678","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/frogcast.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/frogcast.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/frogcast.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/frogcast.com\/fr\/wp-json\/wp\/v2\/comments?post=3678"}],"version-history":[{"count":7,"href":"https:\/\/frogcast.com\/fr\/wp-json\/wp\/v2\/posts\/3678\/revisions"}],"predecessor-version":[{"id":3723,"href":"https:\/\/frogcast.com\/fr\/wp-json\/wp\/v2\/posts\/3678\/revisions\/3723"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/frogcast.com\/fr\/wp-json\/wp\/v2\/media\/3690"}],"wp:attachment":[{"href":"https:\/\/frogcast.com\/fr\/wp-json\/wp\/v2\/media?parent=3678"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/frogcast.com\/fr\/wp-json\/wp\/v2\/categories?post=3678"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/frogcast.com\/fr\/wp-json\/wp\/v2\/tags?post=3678"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}