An easterly and mostly variable flow prevails over the South and the East of the basin. Over the North-West, it is southerly, moderate and mostly variable.
For Piriac-sur-Mer :
No gale warning.
The reliability of the situation is assessed at 90%.
Fair weather with mostly clear skies. In the evening, clear skies.
ENE force 3 in the morning temporarily force 4 in the middle of the day. Gusts reaching 19 knots in the middle of the day. Smooth sea. Low, short swell from W. Excellent visibility.