FQDL71 DWHA 200800 weatherreport for German coast issued by marine weather service hamburg 20.08.2026, 0800 UTC: general synoptic situation: A low 997 north of Gotland moves towards the Gulf of Finland, where it will dissipate by Friday morning. Another low over England moves toward the Oslo Fjord. A high 1028 south of the Irminger Sea remains almost stationary. A broad ridge extending the northern part of the Norwegian Sea slightly shifts southwards. Forecast for Thursday Coastal areas of German North Sea: East Frisian coast: wind: southwesterly winds 3, increasing 4 to 5. visibility/weather: thunderstorms with poor visibility. Elbe estuary: wind: southwesterly winds 3, increasing 4 to 5. visibility/weather: thunderstorms with poor visibility. Helgoland: wind: southwesterly winds 3, increasing 4 to 5. visibility/weather: thunderstorms with poor visibility. North Frisian coast: wind: southwesterly winds 3, increasing 4 to 5. visibility/weather: thunderstorms with poor visibility. Elbe from Hamburg to Cuxhaven: wind: southwesterly winds 3 to 4, cuxhaven at times 5. visibility/weather: thunderstorms with poor visibility. German Baltic Sea: Flensburg to Fehmarn: wind: west 4 to 5, shifting southwest, for a time decreasing 3. visibility/weather: thunderstorms with poor visibility. East of Fehmarn to Ruegen: wind: west 4 to 5, shifting southwest, for a time decreasing 3. visibility/weather: thunderstorms with poor visibility. Boddengewaesser east and east of Ruegen: wind: west 4 to 5, shifting southwest to south, for a time decreasing 3. visibility/weather: thunderstorms with poor visibility. Windforce in Beaufort, airpressure in Hektopascal