A northerly and very variable flow prevails over the South of the basin. Over the North, it is westerly, moderate and particularly variable.
For Saint-Brevin-Les-Pins :
No gale warning.
For the night from Wednesday to Thursday N wind force 2 continuing all night. Gusts reaching 15 knots in the early part of the night.
Slight sea becoming smooth to slight in the middle of the night. Low, short swell from W. Excellent visibility becoming good in the middle of the night then good. Daytime of Thursday 17 september : The weather will be good.
Sunny despite some cloudy spells but no rain. The risk of seeing rain will remain low. In the evening, lots of good clear periods.
No precipitation. NNE wind force 2 continuing all day. Gusts reaching 13 knots in the evening. Smooth to slight sea. Low, fairly long swell from W. Poor visibility becoming excellent in the middle of the day.