An easterly, moderate and variable flow prevails over the whole area.
For Penthièvre :
No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sun in the morning, some sun but cloud building in the afternoon. The risk of seeing rain will remain low. In the evening, very cloudy.
Chance of light rain. ENE force 4 in the morning becoming force 3 in the evening. Gusts reaching 22 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from WSW. Excellent visibility.