A northerly, moderate and mostly 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 Sunday to Monday N wind force 2 continuing all night. Gusts reaching 12 knots at the end of the night.
Smooth to slight sea. Low, short swell from W. Poor visibility becoming poor in the middle of the night. Daytime of Monday 22 september : The sky will remain very cloudy.
Very cloudy skies to overcast. Risk of showers in the morning, possibility of showers in the afternoon. In the evening, very cloudy.
Possibility of showers NNE wind force 3 continuing all day. Gusts reaching 20 knots in the evening. Smooth to slight sea. Low, short swell from W. Poor visibility becoming poor in the middle of the day then poor.