A southwesterly, very strong and very variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
We are 70% sure of the situation, because the high pressure system could move in more quickly than forecast.
Bright spells increasing during the morning, changeable skies becoming relatively cloud-free in the afternoon. Possibility of showers late in the morning, possibility of a few spots in the afternoon. In the evening, skies with few clouds.
SSW force 4 in the morning turning WNW in the middle of the day. Gusts reaching 26 knots in the morning. Slight sea. Low, fairly long swell from WSW. Good visibility becoming excellent in the middle of the day then excellent.