For Plage de Montebourg :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Cloud and long sunny periods. Risk of showers in the morning, no precipitation in the afternoon. In the evening, skies with few clouds.
NW force 3 in the morning turning W force 2 in the evening. Gusts reaching 15 knots in the morning. Smooth sea. Low, short swell from NNW. Good visibility becoming excellent in the middle of the day then excellent.