A westerly, moderate and very variable flow prevails over the whole area.
For Plage de Riez :
No gale warning.
The reliability of the situation is assessed at 80%.
Overcast with reduced visibility in the morning, very cloudy skies becoming totally covered in the afternoon. The risk of seeing rain will remain low. In the evening, very cloudy skies becoming totally overcast.
Light rain gradually becoming less frequent. SE force 2 in the morning turning S force 3 in the middle of the day. Gusts reaching 18 knots in the evening. Smooth to slight sea becoming slight in the middle of the day. Low, fairly long swell from WSW. Visibility reduced by mist becoming good in the middle of the day then excellent.