A westerly and particularly variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
For the night from Tuesday to Wednesday W force 3 in the early part of the night becoming WNW force 2. Gusts reaching 17 knots in the early part of the night.
Slight sea. Low, fairly long swell from WSW. Excellent visibility becoming good in the middle of the night then good. Daytime of Wednesday 9 september : The atmosphere will remain unstable.
Cloud and long sunny periods. Light showers all day. In the evening, good clear periods but cloud building.
No precipitation. W force 3 in the morning becoming force 4 in the middle of the day. Gusts reaching 17 knots from the middle of the day. Slight sea. Low, short swell from W. Poor visibility becoming excellent in the middle of the day.