A westerly, strong and very variable flow prevails over the whole area.
For Sylt, Sansibar :
Warning strong breeze offshore.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy. No precipitation. In the evening, good clear periods but lots of cloud, too.
No precipitation. WNW wind force 6 from the middle of the day. Gusts reaching 38 knots in the middle of the day. Moderate sea. Low, fairly long swell from NW. Excellent visibility.