An easterly, very strong and very variable flow prevails over the North and the East of the basin. Over the South-West, it is southerly, strong and very variable.
For Saint-Denis-d"Oléron :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Bright spells increasing during the morning, cloud and sun in the afternoon. No precipitation. In the evening, skies with few clouds.
ESE force 3 in the morning turning ENE force 4 in the evening. Gusts reaching 18 knots in the middle of the day. Slight sea. Low, fairly long swell from NW. Good visibility becoming excellent in the middle of the day.