A southeasterly, strong and mostly variable flow prevails over the whole area.
For Cayeux-sur-Mer :
Warning moderate gale offshore.
We are 80% sure of the situation, because it is possible that the change in the rain system may not be as clear as forecast.
Overcast skies. Light rain getting progressively heavier. In the evening, overcast skies.
Showers. SSE force 4 in the middle of the day freshening force 6 in the evening. Gusts reaching 36 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, short swell from WSW. Excellent visibility becoming excellent in the evening.