A northeasterly and very variable flow prevails over the South of the basin. Over the North-East, it is southeasterly, moderate and variable. Over the North-West, it is southwesterly, moderate and very variable.
For Roscoff - Vieux Port :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Clear skies but light mist in the morning, sunny in the afternoon. In the evening, skies with few clouds.
ENE force 2 turning NNW in the middle of the day then NW. Gusts reaching 10 knots in the middle of the day. Smooth to slight sea. Low, short swell from NNE. Visibility reduced by mist becoming good in the middle of the day then good.