A northeasterly, moderate and variable flow prevails over the whole area.
For Rochefort :
Warning strong breeze offshore.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fog giving way to sun in early morning, sunny in the afternoon. No precipitation. In the evening, skies with few clouds.
NE wind force 3 continuing all day. Gusts reaching 19 knots in the middle of the day. Smooth to slight sea. Low, short swell from NW. Poor visibility becoming excellent in the middle of the day then excellent.