For Les dunes :
No gale warning.
The reliability of the situation is assessed at 90%.
Relatively clear skies becoming changeable. In the evening, lots of good clear periods.
No precipitation. NNW force 3 in the middle of the day turning WSW in the evening. Gusts reaching 13 knots in the middle of the day. Smooth to slight sea. Low, short swell from N then from NNW in the evening. Excellent visibility becoming poor in the evening.