A northeasterly and mostly variable flow prevails over the South of the basin. Over the North, it is southwesterly, moderate and mostly variable.
For Biscarrosse :
No gale warning.
We are 85% sure of the situation, because hail may not be as easy to predict.
Overcast skies with storms likely in the morning, good clear periods with lots of cloud in the afternoon. Showers with possibility of hail in the morning, no precipitation in the afternoon. In the evening, skies with few clouds.
N force 2 turning NW force 3 in the middle of the day then NNW. Gusts reaching 17 knots in the evening. Slight sea. Low, fairly long swell from WNW. Good visibility becoming excellent in the middle of the day.