A northeasterly, moderate and variable flow prevails over the South-West of the basin. Over the North and the East, it is westerly, moderate and very variable.
For Plage de Riez :
No gale warning.
The reliability of the situation is assessed at 80%.
Light cloudy spells. In the evening, good clear periods but cloud building.
No precipitation. W wind force 3 from the middle of the day. Gusts reaching 18 knots in the middle of the day. Smooth to slight sea. Low, short swell from WSW. Excellent visibility becoming good in the evening.