A southeasterly, very strong and mostly variable flow prevails over the North of the basin. Over the South, a westerly gale is raging at sea.
For Rochevilaine :
Warning strong breeze offshore.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Overcast with reduced visibility in the morning, very cloudy skies to overcast in the afternoon. Rain remaining light. In the evening, very cloudy skies becoming totally overcast.
Showers. SE force 2 becoming SSE force 3 in the middle of the day then SSW force 4. Gusts reaching 25 knots in the evening. Slight sea. Low, fairly long swell from SW. Visibility reduced by fog becoming poor in the middle of the day then poor.