A northeasterly, moderate and variable flow prevails over the whole area.
For Plage de Portrieux : No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Warm sun all day.In the evening, clear skies. NE force 3 in the morning becoming NNE force 4 in the evening. Gusts reaching 18 knots in the evening. Smooth to slight sea. Low, short swell from NNE. Excellent visibility.