A northerly, strong and very variable flow prevails over the West of the basin. Over the East, it is southerly, moderate and very variable.
For Piriac-sur-Mer :
No gale warning.
The reliability of the situation is assessed at 90%.
Sunny despite some cloud arriving in late morning. In the evening, fair weather with mostly clear skies.
SSE force 5 in the morning weakening force 3 in the evening. Gusts reaching 26 knots in the middle of the day. Slight sea. Low, fairly long swell from WSW. Excellent visibility becoming good in the evening.