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.
Cloud and sun in the morning, very cloudy in the afternoon. No precipitation. In the evening, good clear periods but lots of cloud, too.
No precipitation. WSW wind force 3 continuing all day. Gusts reaching 15 knots from the middle of the day. Slight sea. Low, short swell from WSW. Good visibility becoming good in the middle of the day then poor.