A northeasterly and variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
For the night from Tuesday to Wednesday NNE wind force 4 continuing all night. Gusts reaching 23 knots in the early part of the night.
Smooth sea. Low, fairly long swell from W. Excellent visibility. Daytime of Wednesday 22 july : The weather will be good.
Fair weather with mostly clear skies. In the evening, skies with few clouds.
NE force 4 in the morning temporarily force 3 in the middle of the day. Gusts reaching 22 knots in the evening. Smooth sea becoming smooth to slight in the evening. Low, short swell from W. Excellent visibility.