An easterly, moderate and very variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is fairly good.
For the night from Thursday to Friday ENE wind force 3 continuing all night. Gusts reaching 15 knots from the middle of the night.
Smooth to slight sea. Low, fairly long swell from W. Good visibility becoming excellent in the middle of the night. Daytime of Friday 20 march : The weather will be good.
Fair weather with mostly clear skies. In the evening, skies with few clouds.
ENE force 3 in the morning temporarily force 4 in the middle of the day. Gusts reaching 20 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from W. Excellent visibility.