A westerly, moderate and mostly variable flow prevails over the whole area.
For Saint-Denis-d"Oléron :
No gale warning.
The reliability of the situation is assessed at 95%.
Cloud and sun in the morning, increasing sunny spells in the afternoon. No precipitation. In the evening, good clear periods but cloud building.
No precipitation. WNW force 4 in the morning becoming NW force 5 in the evening. Gusts reaching 22 knots in the evening. Slight sea. Low, fairly long swell from SW. Excellent visibility.