An easterly, very strong and very variable flow prevails over the whole area.
For Plage de Riez :
No gale warning.
We are 70% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy skies becoming totally overcast during the afternoon. No precipitation in the morning, light showers in the afternoon. In the evening, overcast and misty, reduced visibility.
Light showers. ESE force 4 in the morning turning S in the evening. Gusts reaching 22 knots from the middle of the day. Slight sea. Low, short swell from S. Excellent visibility becoming reduced by mist in the evening.