A northeasterly and very variable flow prevails over the South and the East of the basin. Over the North-West, it is southwesterly, moderate and particularly variable.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is poor.
For the night from Saturday to Sunday NNE wind force 3 continuing all night. Gusts reaching 15 knots at the end of the night.
Smooth to slight sea. Low, fairly long swell from W. Excellent visibility becoming good in the middle of the night then good. Daytime of Sunday 22 march : Improving during the day:the sky will clear.
Cloudy spells, dense at times in the morning, sunny in the afternoon. No precipitation. In the evening, cloud and long sunny periods.
No precipitation. NNE force 3 in the morning becoming N force 2 in the evening. Gusts reaching 16 knots until the middle of the day. Smooth to slight sea. Low, fairly long swell from W. Good visibility becoming excellent in the middle of the day then good.