A southwesterly, strong and mostly variable flow prevails over the whole area.
For Berck sternes :
Warning strong breeze offshore.
The reliability of the situation is assessed at 95%.
Lots of good clear periods. No precipitation. In the evening, good clear periods but cloud building.
No precipitation. SSW force 4 in the middle of the day turning SSE force 3 in the evening. Gusts reaching 18 knots in the middle of the day. Slight sea. Low, short swell from W. Excellent visibility.