A westerly and very variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is poor.
For the night from Friday to Saturday WSW wind force 3 continuing all night. Gusts reaching 18 knots at the end of the night.
Slight sea. Low, short swell from SW. Excellent visibility temporarily in the middle of the night. Daytime of Saturday 29 august : The atmosphere will remain unstable.
Very cloudy skies with short clear spells. Light showers all day. In the evening, very cloudy.
Light showers progressively becoming less frequent. SW force 4 in the morning becoming force 5 in the middle of the day. Gusts reaching 29 knots in the middle of the day. Slight sea. Low, short swell from WSW. Excellent visibility becoming excellent in the evening.