A southwesterly and very variable flow prevails over the whole area.
For Bretignolles-sur-Mer :
No gale warning.
We are 85% 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.
N force 2 turning WNW force 3 in the middle of the day then NW. Gusts reaching 15 knots from the middle of the day. Slight sea. Low, fairly long swell from WSW. Visibility reduced by fog becoming excellent in the middle of the day.