A northerly and very 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.
Lots of cloud dispersing during the morning, changeable skies becoming relatively cloud-free in the afternoon. No precipitation. In the evening, skies with few clouds.
NE force 2 freshening NNW force 4 in the middle of the day then becoming NNE. Gusts reaching 23 knots from the middle of the day. Smooth sea becoming smooth to slight in the middle of the day. Low, short swell from WSW. Poor visibility becoming excellent in the middle of the day.