A southwesterly, weak and particularly variable flow prevails over the West and the North of the basin. Over the South-East, it is northwesterly, weak and particularly variable.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is poor.
For the night from Wednesday to Thursday NW force 2 in the early part of the night turning NNE. Gusts reaching 11 knots in the early part of the night.
Smooth to slight sea. Low, short swell from W. Excellent visibility becoming good in the middle of the night then poor. Daytime of Thursday 17 july : The largely blue sky won.t last.
Sunny becoming changeable in the afternoon. No precipitation. In the evening, lots of good clear periods.
No precipitation. NE force 3 turning W in the middle of the day then WNW force 4. Gusts reaching 17 knots in the evening. Smooth to slight sea becoming slight in the middle of the day. Low, fairly long swell from W. Poor visibility becoming excellent in the middle of the day.