A northeasterly, moderate and very variable flow prevails over the whole area.
For Plage de Portrieux :
Warning moderate gale offshore.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fair weather with mostly clear skies. In the evening, hazy cloud giving way to increasingly brighter skies.
No precipitation. NE force 4 in the morning becoming ENE force 5 in the evening. Gusts reaching 35 knots in the evening. Slight sea. Low, short swell from NNE. Excellent visibility becoming excellent in the middle of the day.