An easterly and variable flow prevails over the South-East of the basin. Over the West and the North, it is southerly, strong and variable.
For Piriac-sur-Mer :
No gale warning.
The reliability of the situation is assessed at 90%.
Hazy cloud giving way to a brightening sky in the morning, predominantly sunny in the afternoon. No precipitation. In the evening, cloudy spells, sometimes dense.
No precipitation. SE force 3 turning S in the middle of the day then SSW force 2. Gusts reaching 14 knots in the evening. Smooth to slight sea. Low, fairly long swell from WSW. Excellent visibility becoming excellent in the middle of the day then poor.