A southeasterly, moderate and very variable flow prevails over the whole area.
For Plage de Riez :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Cloud and long sunny periods. No precipitation. In the evening, skies with few clouds.
W force 2 becoming WSW force 3 in the middle of the day then W. Gusts reaching 16 knots in the evening. Smooth sea becoming smooth to slight in the middle of the day. Low, fairly long swell from WSW. Excellent visibility becoming good in the evening.