A westerly, strong and mostly variable flow prevails over the whole area.
For Tréguier :
Warning moderate gale offshore.
We are 90% sure of the situation, because flows might be far more disturbed than forecast.
Clear skies. In the evening, very cloudy skies becoming totally overcast.
Chance of light rain. SSW force 3 in the middle of the day becoming force 4 in the evening. Gusts reaching 22 knots in the evening. Smooth to slight sea. Low, short swell from NW. Excellent visibility.