A southerly, moderate and very variable flow prevails over the whole area.
For Saint-Denis-D"Oleron :
No gale warning.
The reliability of the situation is assessed at 80%.
For the night from Tuesday to Wednesday NNW force 3 becoming NW force 2 in the middle of the night then NNE force 1. Gusts reaching 12 knots in the early part of the night.
Smooth sea. Low, short swell from WNW. Excellent visibility. Daytime of Wednesday 12 august : The weather will be good.
Warm sun all day. In the evening, clear skies.
N force 1 in the morning freshening NW force 3 in the middle of the day. Gusts reaching 17 knots in the evening. Smooth sea becoming smooth to slight in the evening. Low, short swell from N then fairly long from NNW in the middle of the day then from NNW. Excellent visibility becoming excellent in the middle of the day.