A southwesterly, very strong 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%.
Overcast and misty, reduced visibility. No precipitation. In the evening, good clear periods but cloud building.
No precipitation. SSE force 3 in the middle of the day becoming force 4 in the evening. Gusts reaching 16 knots in the evening. Slight sea. Low, fairly long swell from SW. Visibility reduced by mist becoming poor in the evening.