A northeasterly, moderate and variable flow prevails over the South of the basin. Over the North, it is southwesterly, strong and very variable.
For Piriac-sur-Mer :
Warning strong breeze offshore.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Overcast in the morning, sunny in the afternoon. No precipitation. In the evening, clear skies.
NNW force 3 turning W force 4 in the middle of the day then NW force 5. Gusts reaching 25 knots in the evening. Smooth to slight sea becoming slight in the middle of the day. Low, fairly long swell from W. Excellent visibility.