FQDL71 DWHA 230500 weatherreport for German coast issued by marine weather service hamburg 23.09.2026, 0500 UTC: general synoptic situation: A low-pressure system 1008 over Belarus is deepening. A high-pressure system 1028 over southern Germany is weakening. A low-pressure system 1021 over Scotland is moving towards Denmark whilst deepening. A trough is extending to Hungary. A high-pressure system 1032 south-west of Ireland is moving towards the English Channel whilst weakening. A ridge extends to the south of Iceland and is turning towards the Norwegian Sea. A large, severe storm system 958 will reach the area south-west of Iceland on Thursday. Forecast for Wednesday Coastal areas of German North Sea: East Frisian coast: wind: first light and variable winds, for a time southwest about 4, shifting northwest later and increasing 6 to 7. visibility/weather: later thunderstorms with poor visibility. Elbe estuary: wind: first light and variable winds, for a time southwest 3 to 4, shifting northwest later and increasing 6 to 7. visibility/weather: later thunderstorms with poor visibility. Helgoland: wind: first light and variable winds, for a time southwest about 4, shifting northwest later and increasing 6 to 7. visibility/weather: later thunderstorms with poor visibility. North Frisian coast: wind: first light and variable winds, for a time southwest about 4, shifting northwest later and increasing 6 to 7. visibility/weather: later thunderstorms with poor visibility. Elbe from Hamburg to Cuxhaven: wind: light and variable winds, later westerly winds about 4, western part 6. visibility/weather: first fog patches, later thunderstorms with poor visibility. German Baltic Sea: Flensburg to Fehmarn: wind: light and variable winds, later southwesterly winds about 5. visibility/weather: later rain with moderate visibility. East of Fehmarn to Ruegen: wind: light and variable winds, later southwesterly winds 4 to 5. visibility/weather: later rain with moderate visibility. Boddengewaesser east and east of Ruegen: wind: light and variable winds, later southwest to south 4. visibility/weather: later rain with moderate visibility. Windforce in Beaufort, airpressure in Hektopascal