A westerly, moderate and very variable flow prevails over the whole area.
For Roscoff - Vieux Port :
No gale warning.
We are 70% sure of the situation, because the high pressure system could move in more quickly than forecast.
Overcast skies. Risk of showers in the early hours. In the evening, very cloudy.
Light showers progressively becoming less frequent. W wind force 4 from the middle of the day. Gusts reaching 22 knots in the middle of the day. Smooth to slight sea. Low, short swell from NNW. Excellent visibility becoming poor in the evening.