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 Wednesday to Thursday NNE force 2 turning NNW force 1 in the middle of the night then WNW. Gusts reaching 8 knots in the early part of the night.
Slight sea becoming smooth to slight at the end of the night. Low, short swell from W. Excellent visibility becoming good in the middle of the night then poor. Daytime of Thursday 17 september : The sky will remain very cloudy.
Very cloudy skies with short clear spells. No precipitation. In the evening, clear periods developing.
Possibility of showers SW force 2 freshening force 4 in the middle of the day then becoming W. Gusts reaching 21 knots in the evening. Smooth to slight sea becoming slight in the middle of the day. Low, short swell from W. Poor visibility becoming excellent in the middle of the day.