A northerly and mostly variable flow prevails over the North-West of the basin. Over the South and the East, it is westerly, very strong and mostly variable.
Für Sylt, Rantum Weststrand :
Warning moderate gale offshore.
We are 85% sure of the situation, because it is possible that the change in the rain system may not be as clear as forecast.
Overcast in the morning, very cloudy in the afternoon. Some light rain in the morning, showers in the afternoon. In the evening, good clear periods but lots of cloud, too.
Showers. SW force 5 turning W force 6 in the middle of the day then becoming force 7. Gusts reaching 38 knots in the evening. Slight sea becoming moderate in the evening. Low, fairly long swell from WNW. Excellent visibility.