A northerly, weak and very variable flow prevails over the North-West of the basin. Over the South and the East, it is westerly, moderate and very variable.
For Kampen, Sylt :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Lots of good clear periods. No precipitation. In the evening, lots of good clear periods.
No precipitation. WNW force 4 in the middle of the day becoming NW force 3 in the evening. Gusts reaching 18 knots in the middle of the day. Smooth to slight sea. Low, short swell from WNW. Excellent visibility.