A northeasterly, strong and variable flow prevails over the South and the East of the basin. Over the North-West, it is southerly, moderate and variable.
For Cassy - Port de Lanton :
Warning strong breeze offshore.
The reliability of the situation is assessed at 80%.
Clear periods developing. No precipitation. In the evening, light cloudy spells.
NE force 4 in the middle of the day becoming NNE force 3 in the evening. Gusts reaching 22 knots in the middle of the day. Smooth sea. Low, fairly long swell from NW. Excellent visibility.