A northerly and variable flow prevails over the South of the basin. Over the North, it is westerly, moderate and very variable.
For Saint-Denis-D"Oleron :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sunny despite some high cloud in the morning, sunny in the afternoon. No precipitation. In the evening, fair weather with mostly clear skies.
ENE force 4 in the morning turning N force 3 in the evening. Gusts reaching 22 knots in the morning. Smooth to slight sea becoming smooth in the evening. Low, short swell from NW. Excellent visibility.