A southwesterly, very strong and variable flow prevails over the whole area.
For Spiekeroog :
Warning moderate gale offshore.
The reliability of the situation is assessed at 95%.
Overcast skies. No precipitation. In the evening, overcast skies.
No precipitation. SSW force 6 in the morning becoming force 5 in the evening. Gusts reaching 29 knots in the morning. Slight sea. Low, short swell from NW. Excellent visibility.