A southeasterly, very strong and particularly variable flow prevails over the whole area.
For Plage de Portrieux :
No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
A few fair-weather cumulus clouds in the morning, sunny, progressively clouding over in the afternoon. No precipitation. In the evening, good clear periods but cloud building.
No precipitation. SSE force 4 in the morning temporarily force 5 in the middle of the day. Gusts reaching 31 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from N. Excellent visibility.