A westerly and variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
Warning strong breeze offshore.
The reliability of the situation is poor.
For the night from Tuesday to Wednesday NNW force 4 in the early part of the night becoming NW force 3. Gusts reaching 21 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 excellent in the middle of the night then reduced by mist. Daytime of Wednesday 16 september : The largely blue sky won.t last.
Sunny becoming changeable in the afternoon. No precipitation. In the evening, cloudy spells, sometimes dense.
No precipitation. NW wind force 3 continuing all day. Gusts reaching 18 knots in the middle of the day. Slight sea. Low, short swell from W. Visibility reduced by mist becoming excellent in the middle of the day.