For Oker-Stausee : No gale warning.
The reliability of the situation is very good.
Skies changeable to very cloudy. Risk of showers in the morning, no precipitation in the afternoon.
In the evening, changeable skies becoming less cloudy. No precipitation. WNW force 4 in the morning becoming NW force 3 in the evening. Gusts reaching 22 knots until the middle of the day. Excellent visibility.