A northerly, moderate and variable flow prevails over the whole area.
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.
Sunny, changeable at times in the afternoon. The risk of seeing rain will remain low. In the evening, lots of good clear periods.
No precipitation. NW force 3 becoming WNW force 4 in the middle of the day then NW. Gusts reaching 22 knots in the evening. Smooth to slight sea. Low, short swell from N then from N in the middle of the day then from N. Excellent visibility.