A northeasterly, weak and particularly variable flow prevails over the North-West of the basin. Over the South and the East, it is westerly, moderate and variable.
For Saint-Brevin-Les-Pins :
Warning strong breeze offshore.
For the night from Wednesday to Thursday WSW force 4 in the early part of the night becoming force 3. Gusts reaching 27 knots in the early part of the night.
Moderate sea. Moderate, fairly long swell from W. Excellent visibility. Daytime of Thursday 19 november : The atmosphere will remain unstable.
Skies changeable to very cloudy. Light showers all day. In the evening, clear periods developing.
Light showers. WSW force 3 in the morning temporarily W force 4 in the middle of the day. Gusts reaching 23 knots in the middle of the day. Moderate sea. Moderate, fairly long swell from W then low in the evening. Excellent visibility.