A northwesterly, weak and particularly variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
For the night from Sunday to Monday N force 2 in the early part of the night becoming NNE force 1. Gusts reaching 15 knots in the early part of the night.
Smooth to slight sea becoming smooth at the end of the night. Low from N. Excellent visibility. Daytime of Monday 24 august : The unsettled weather will become more unpredictable in the second half of the day.
Good clear periods alternating with cloudy spells, sometimes dense. Risk of showers in the morning, light showers in the afternoon. In the evening, good clear periods but cloud building.
Light showers. NNE force 1 turning W force 2 in the middle of the day then WNW. Gusts reaching 16 knots in the evening. Smooth to slight sea becoming slight in the middle of the day. Low from N. Excellent visibility.