An easterly, moderate and mostly variable flow prevails over the whole area.
For Rochevilaine :
No gale warning.
The reliability of the situation is assessed at 95%.
Skies with few clouds. In the evening, relatively clear skies becoming changeable.
ENE wind force 4 from the middle of the day. Gusts reaching 20 knots. Smooth sea. Low, short swell from SSW. Excellent visibility.