A northerly, moderate and mostly variable flow prevails over the East of the basin. Over the West, it is southwesterly, strong and mostly variable.
For Plage de la Grève Blanche :
No gale warning.
We are 90% sure of the situation, because flows might be far more disturbed than forecast.
Overcast in the morning, good clear periods with lots of cloud in the afternoon. No precipitation. In the evening, cloudy spells, sometimes dense.
No precipitation. NNW wind force 4 continuing all day. Gusts reaching 21 knots in the middle of the day. Rough sea. Moderate, fairly long swell from WNW. Excellent visibility.