A northeasterly and variable flow prevails over the South of the basin. Over the North, it is southwesterly, moderate and very variable.
For Penthièvre :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Skies with few clouds. In the evening, skies with few clouds.
W wind force 4 from the middle of the day. Gusts reaching 21 knots in the middle of the day. Slight sea. Low, short swell from W. Excellent visibility becoming good in the evening.