A westerly, moderate and very variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is fairly good.
For the night from Thursday to Friday NW wind force 2 continuing all night. Gusts reaching 13 knots in the early part of the night.
Slight sea. Low, short swell from W. Visibility reduced by mist temporarily in the middle of the night. Daytime of Friday 18 september : Warning:reduced visibility early in the day.
Clear skies but light mist in the morning, cloud and sun in the afternoon. No precipitation. In the evening, lots of good clear periods.
No precipitation. NW force 2 in the morning turning W force 3 in the middle of the day. Gusts reaching 17 knots in the evening. Slight sea. Low, short swell from W. Visibility reduced by mist becoming excellent in the middle of the day then excellent.