A southwesterly, strong and mostly variable flow prevails over the whole area.
For Tréguier :
No gale warning.
We are 90% sure of the situation, because the atmosphere might not be as stable as forecast.
In the evening, clear spells, risk of mist forming.
No precipitation. SW wind force 3. Gusts reaching 12 knots in the evening. Slight sea. Low, long swell from NW. Poor visibility.