A northeasterly and very variable flow prevails over the South and the East of the basin. Over the North-West, it is southwesterly, moderate and very variable.
For Penthièvre :
No gale warning.
The reliability of the situation is assessed at 90%.
Fair weather with mostly clear skies. In the evening, skies with few clouds.
NE force 2 turning SE in the middle of the day then NNE force 3. Gusts reaching 19 knots in the evening. Smooth to slight sea. Low, fairly long swell from WSW. Excellent visibility.