A westerly and variable flow prevails over the South and the West of the basin. Over the North-East, it is southwesterly, moderate and very variable.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is poor.
For the night from Monday to Tuesday SSE force 4 becoming force 3 in the middle of the night then force 2. Gusts reaching 25 knots in the early part of the night.
Slight sea. Low, fairly long swell from W. Excellent visibility becoming good in the middle of the night then reduced by mist. Daytime of Tuesday 16 december : Warning:reduced visibility early in the day.
Sunny spells with possibility of mist forming in the morning, cloudy spells, sometimes dense, in the afternoon. Risk of some spots of rain in the morning, light showers in the afternoon. In the evening, clear spells, risk of mist forming.
Possibility of showers SE force 2 turning NW in the middle of the day then NNW. Gusts reaching 18 knots in the morning. Slight sea. Low, fairly long swell from W. Visibility reduced by mist temporarily in the middle of the day.