A westerly and very variable flow prevails over the whole area.
For Royan :
No gale warning.
The reliability of the situation is poor.
For the night from Monday to Tuesday NE wind force 2 continuing all night. Gusts reaching 8 knots in the early part of the night.
Smooth to slight sea. Low, fairly long swell from WNW. Excellent visibility becoming excellent in the middle of the night then good. Daytime of Tuesday 15 september : The weather will be good.
Fair weather with mostly clear skies. In the evening, skies with few clouds.
NE force 2 turning WNW force 3 in the middle of the day then NW. Gusts reaching 16 knots in the evening. Smooth to slight sea. Low, fairly long swell from W. Good visibility becoming excellent in the middle of the day.