A northeasterly, strong and variable flow prevails over the whole area.
For Berck sternes :
Warning strong breeze offshore.
We are 70% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy. Showers. In the evening, good clear periods but cloud building.
Showers towards the end of the night. NNE force 4 in the middle of the day becoming force 3 in the evening. Gusts reaching 22 knots in the middle of the day. Slight sea. Low, short swell from WSW. Excellent visibility becoming good in the evening.