A northerly and variable flow prevails over the whole area.
For Plage de Riez :
No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sun but cloud increasing in the morning, sunny in the afternoon. No precipitation. In the evening, skies with few clouds.
NW force 3 turning W force 4 in the middle of the day then WNW. Gusts reaching 21 knots in the middle of the day. Smooth to slight sea. Low, short swell from WSW. Poor visibility becoming excellent in the middle of the day then good.