WMO-IMO WWMIWS WWMIWS Home Bulletinsets METAREA I METAREA II METAREA III METAREA IV METAREA V METAREA VI METAREA VII METAREA VIII (N) METAREA VIII (S) METAREA IX METAREA X METAREA XI METAREA XII METAREA XIII METAREA XIV METAREA XV METAREA XVI METAREA XVII METAREA XVIII METAREA XIX METAREA XX METAREA XXI Worldwide Met-Ocean Information and Warning Service (WWMIWS) Global Maritime Distress and Safety System This website displays the marine meteorological warnings and meteorological forecast information that are provided to mariners via International Enhanced Group Call (EGC) Service and NAVTEX, as part of the World Meteorological Organization's (WMO) Worldwide Met-Ocean Information and Warning Service (WWMIWS), within the framework of the International Maritime Organization's (IMO) Global Maritime Distress & Safety System (GMDSS). More information about the GMDSS is available at the GMDSS Master Plan module of GISIS. The worlds' oceans have been divided into 21 areas, called METAREAS, for the provision of marine meteorological information and services to shipping. The delimitations of these METAREAs is not related to and should not prejudice the delimitations of any boundaries between states. The information displayed are issued by the National Meteorological Hydrological Services (NMHS) or National Authority appointed as WWMIWS Issuing Services. METAREA Coordinators are assigned to coordinate provision of the marine meteorological services for each area. View the METAREA Coordinator contact list. The International Hydrographic Organization's World-Wide Navigational Warning Service is responsible for navigational Maritime Safety Information. Updated details for NAVAREA Coordinators can be found here. This website was developed and is maintained by Météo-France. It has been operational since June 2003 and will continue to grow and evolve. Note for additional interesting websites : WMO Severe Weather Information Centre, EUMETNET Meteoalarm. The products displayed on this website may be subject to terms of use under Copyright or Creative Commons. Please contact the respective Meteorological office for these terms. Caution This website uses information that is transmitted by National Meteorological and Hydrological Services (NMHS) or National Authority via the World Meteorological Organization's Information System (WIS), and the availability of products may be interrupted or delayed from time to time. Please refer to the respective NMHS or National Authority websites as the authoritative source. 2022 About Contact