A southerly, very strong and mostly variable flow prevails over the West of the basin. Over the East, it is northwesterly, strong and variable.
For Vannes :
No gale warning.
The reliability of the situation is assessed at 90%.
Very cloudy. No precipitation. In the evening, cloud and long sunny periods.
No precipitation. NW force 2 in the middle of the day turning N in the evening. Gusts reaching 11 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from WSW. Excellent visibility becoming good in the evening.