A northwesterly, moderate and very variable flow prevails over the West of the basin. Over the East, it is southwesterly, moderate and very variable.
For Kampen, Sylt :
Warning moderate gale offshore.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy skies becoming totally overcast during the afternoon. No precipitation in the morning, drizzle in late afternoon. In the evening, very cloudy skies to overcast.
Light rain. WSW force 4 turning SSW force 5 in the middle of the day then becoming force 6. Gusts reaching 36 knots in the evening. Slight sea. Low, short swell from NW. Excellent visibility.