A southwesterly, 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.
Very cloudy skies clearing completely. No precipitation. In the evening, light cloudy spells.
WSW force 3 in the middle of the day turning WNW in the evening. Gusts reaching 13 knots. Smooth to slight sea. Low, short swell from WSW. Excellent visibility.