An easterly, weak and very variable flow prevails over the South-East of the basin. Over the West and the North, it is southwesterly, moderate and very variable.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is assessed at 80%.
For the night from Wednesday to Thursday NE force 3 in the early part of the night becoming force 2. Gusts reaching 18 knots in the early part of the night.
Smooth to slight sea. Low, fairly long swell from WSW. Excellent visibility becoming excellent in the middle of the night then poor. Daytime of Thursday 24 september : The weather will be good.
Little cloud in the morning, skies becoming progressively hazier during the afternoon. No precipitation. In the evening, hazy cloud giving way to increasingly brighter skies.
No precipitation. NE force 3 turning E force 2 in the middle of the day then W. Gusts reaching 12 knots until the middle of the day. Smooth to slight sea becoming smooth in the middle of the day. Low, fairly long swell from WSW. Poor visibility becoming excellent in the middle of the day.