A westerly, strong and mostly variable flow prevails over the whole area.
For Vannes :
No gale warning.
We are 85% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will end.
In the evening, clear skies.
SW wind force 2. Gusts reaching 10 knots in the evening. Slight sea. Low, fairly long swell from SW. Good visibility.