A northeasterly and variable flow prevails over the South-West of the basin. Over the North and the East, it is southwesterly, moderate and variable.
For Vannes :
No gale warning.
The reliability of the situation is assessed at 80%.
For the night from Friday to Saturday NE force 2 in the early part of the night becoming ENE force 1. Gusts reaching 9 knots in the early part of the night.
Smooth sea. Low, short swell from WSW. Excellent visibility becoming good in the middle of the night then poor. Daytime of Saturday 12 september : Warning:reduced visibility early in the day.
Sunny spells with possibility of mist forming in the morning, sunny in the afternoon. No precipitation. In the evening, skies with few clouds.
ENE force 1 freshening SW force 3 in the middle of the day then becoming W. Gusts reaching 13 knots from the middle of the day. Smooth sea. Low, short swell from WSW. Visibility reduced by mist becoming excellent in the middle of the day then good.