An easterly and very variable flow prevails over the South-East of the basin. Over the West and the North, it is southwesterly, very strong and very variable.
For Cassy - Port de Lanton :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Changeable skies becoming less cloudy. No precipitation. In the evening, skies with few clouds.
E wind force 3 from the middle of the day. Gusts reaching 13 knots. Smooth sea. Low, fairly long swell from WNW. Excellent visibility becoming poor in the evening.