A northerly, strong and mostly variable flow prevails over the North of the basin. Over the South, it is easterly, strong and mostly variable.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is assessed at 90%.
For the night from Wednesday to Thursday NE force 3 in the early part of the night becoming force 2. Gusts reaching 12 knots in the early part of the night.
Smooth to slight sea. Low, fairly long swell from WSW. Excellent visibility becoming good in the middle of the night then poor. Daytime of Thursday 1 january : The weather will be good.
Fair weather with mostly clear skies. In the evening, skies with few clouds covering over progressively.
No precipitation. NE force 2 in the morning turning W in the evening. Gusts reaching 11 knots in the morning. Smooth to slight sea becoming smooth in the evening. Low, short swell from SW. Poor visibility becoming excellent in the middle of the day.