A westerly, strong and variable flow prevails over the whole area.
For Fort-Mahon-Plage :
Warning moderate gale offshore.
We are 90% sure of the situation, because the atmosphere might not be as stable as forecast.
Very cloudy skies with short clear spells. No precipitation. In the evening, very cloudy skies becoming totally overcast.
Showers towards the end of the night. WSW force 3 becoming SW force 4 in the middle of the day then SE force 5. Gusts reaching 28 knots in the evening. Slight sea. Low, short swell from W. Visibility reduced by mist becoming excellent in the middle of the day then good.