A southerly, weak and mostly variable flow prevails over the South-East of the basin. Over the West and the North, it is westerly, moderate and mostly variable.
For Cassy - Port de Lanton :
No gale warning.
We are 85% sure of the situation, because the atmosphere might not be as stable as forecast.
In the evening, good clear periods but cloud building.
No precipitation. WSW wind force 3. Gusts reaching 15 knots in the evening. Smooth sea. Low, fairly long swell from WNW. Excellent visibility.