A northeasterly, moderate and variable flow prevails over the whole area.
For Berck sternes :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Cloud and long sunny periods. No precipitation. In the evening, skies with few clouds.
NNE force 3 becoming N force 4 in the middle of the day then NNE. Gusts reaching 24 knots in the middle of the day. Smooth to slight sea temporarily slight in the middle of the day. Low, short swell from NW. Excellent visibility.