A northeasterly and variable flow prevails over the whole area.
For Fort-Mahon-Plage :
Warning moderate gale offshore.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Little cloud in the morning, sunny despite some high cloud in the afternoon. No precipitation. In the evening, clear skies.
ENE force 3 becoming force 4 in the middle of the day then NE force 5. Gusts reaching 30 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, short swell from NNW. Poor visibility becoming excellent in the middle of the day.