A southwesterly, moderate and mostly variable flow prevails over the whole area.
For Kampen, Sylt :
No gale warning.
We are 90% sure of the situation, because the atmosphere might not be as stable as forecast.
In the evening, very cloudy skies becoming totally overcast.
No precipitation. S wind force 4. Gusts reaching 18 knots in the evening. Smooth to slight sea. Low, short swell from WSW. Excellent visibility.