A southwesterly, strong and very variable flow prevails over the whole area.
For Arzon (Vannes) :
No gale warning.
The reliability of the situation is assessed at 90%.
Good clear periods but cloud building. Chance of light rain. In the evening, good clear periods but lots of cloud, too.
No precipitation. SW wind force 5 from the middle of the day. Gusts reaching 28 knots in the middle of the day. Slight sea. Low, short swell from SSW. Excellent visibility.