A northeasterly and variable flow prevails over the South and the East of the basin. Over the North-West, it is southerly, moderate and variable.
For Vannes :
No gale warning.
We are 70% sure of the situation, because the high pressure system could move in more quickly than forecast.
For the night from Sunday to Monday NNE force 2 in the early part of the night becoming NE force 1. Gusts reaching 11 knots in the middle of the night.
Smooth sea. Low, fairly long swell from WSW. Good visibility becoming poor in the middle of the night then poor. Daytime of Monday 19 october : The unstable weather will die away during the day.
Bright spells increasing during the morning, sunny in the afternoon. Light showers progressively dying out in the morning, no precipitation in the afternoon. In the evening, skies with few clouds.
ENE force 2 in the morning temporarily ESE force 3 in the middle of the day. Gusts reaching 13 knots in the middle of the day. Smooth sea becoming smooth to slight in the middle of the day. Low, fairly long swell from WSW. Visibility reduced by mist becoming excellent in the middle of the day.