A northerly, weak and variable flow prevails over the South of the basin. Over the North-East, it is southeasterly, weak and variable. Over the North-West, it is southwesterly, moderate and very variable.
For Penthièvre :
No gale warning.
The reliability of the situation is assessed at 80%.
Fair weather with mostly clear skies. In the evening, skies with few clouds.
N force 3 in the morning temporarily WNW in the middle of the day. Gusts reaching 19 knots in the evening. Slight sea. Low, fairly long swell from WSW. Good visibility becoming excellent in the middle of the day.