A northeasterly, moderate and very variable flow prevails over the whole area.
For Berck sternes :
Warning moderate gale offshore.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Cloudy spells, sometimes dense. Light showers. In the evening, skies with few clouds.
NE wind force 4 from the middle of the day. Gusts reaching 27 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, short swell from N. Excellent visibility.