An easterly, weak and 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.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
For the night from Sunday to Monday NW force 2 turning NNE in the middle of the night then NE. Gusts reaching 9 knots in the early part of the night.
Smooth sea. Low, fairly long swell from WSW. Good visibility becoming poor in the middle of the night then reduced by mist. Daytime of Monday 14 september : Warning:reduced visibility early in the day.
Fog giving way to sun in early morning, sunny despite some high cloud in the afternoon. No precipitation. In the evening, fair weather with mostly clear skies.
NE force 2 turning WSW force 3 in the middle of the day then W force 2. Gusts reaching 11 knots in the middle of the day. Smooth sea. Low, fairly long swell from WSW. Visibility reduced by mist becoming excellent in the middle of the day then good.