A northerly and variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is assessed at 80%.
For the night from Thursday to Friday WNW force 3 in the early part of the night becoming NW force 2. Gusts reaching 18 knots in the early part of the night.
Smooth to slight sea. Low, short swell from WSW. Excellent visibility. Daytime of Friday 21 august : The weather will be good.
Changeable skies becoming fairly cloud-free in the morning, sunny in the afternoon. No precipitation. In the evening, cloud and long sunny periods.
Chance of light rain. NW force 2 freshening W force 4 in the middle of the day then becoming NW. Gusts reaching 23 knots from the middle of the day. Smooth to slight sea. Low, fairly long swell from WSW. Excellent visibility becoming excellent in the middle of the day.