A southerly, moderate and mostly variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is assessed at 95%.
For the night from Thursday to Friday ESE force 2 in the early part of the night becoming SE force 3. Gusts reaching 11 knots at the end of the night.
Smooth to slight sea becoming slight at the end of the night. Low, fairly long swell from WSW. Excellent visibility. Daytime of Friday 19 september : The weather will be good.
Skies progressively hazing over in the morning, sunny in the afternoon. No precipitation. In the evening, clear periods developing.
Chance of light rain. S force 3 turning SW in the middle of the day then SSW force 2. Gusts reaching 14 knots in the middle of the day. Slight sea. Low, fairly long swell from W. Good visibility becoming excellent in the middle of the day then poor.