A southeasterly, moderate and variable flow prevails over the South of the basin. Over the North, it is westerly, strong and variable.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is poor.
For the night from Wednesday to Thursday ENE 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 becoming smooth at the end of the night. Low, fairly long swell from W. Good visibility becoming poor in the middle of the night then poor. Daytime of Thursday 1 january : The sky will remain changeable.
Skies changeable becoming very cloudy in the afternoon. No precipitation. In the evening, good clear periods but lots of cloud, too.
No precipitation. ENE force 2 becoming force 1 in the middle of the day then SE. Gusts reaching 9 knots in the morning. Smooth sea. Low, fairly long swell from W. Visibility reduced by mist becoming good in the middle of the day then good.