An easterly, weak and particularly variable flow prevails over the South of the basin. Over the North, it is southwesterly, moderate and particularly variable.
For Saint-Brevin-Les-Pins :
No gale warning.
For the night from Friday to Saturday NNW force 1 turning NE in the middle of the night then becoming force 2. Gusts reaching 12 knots in the middle of the night.
Smooth sea. Low from N. Excellent visibility becoming good in the middle of the night then poor. Daytime of Saturday 19 september : The weather will be good.
Sunny despite some cloudy spells but no rain. In the evening, lots of good clear periods.
No precipitation. NE force 2 becoming force 1 in the middle of the day then N force 2. Gusts reaching 13 knots in the evening. Smooth sea. Low from N then long from WSW in the evening. Poor visibility becoming excellent in the middle of the day.