A northeasterly, moderate and variable flow prevails over the South of the basin. Over the North, it is southwesterly, strong and very variable.
For Penthièvre :
No gale warning.
The reliability of the situation is assessed at 90%.
Clear skies. In the evening, skies with few clouds.
WSW force 4 in the middle of the day turning NNW in the evening. Gusts reaching 23 knots in the evening. Slight sea. Low, fairly long swell from WSW. Excellent visibility.