A southeasterly, weak and variable flow prevails over the South of the basin. Over the North, it is southwesterly, moderate and very variable.
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.
In the evening, skies with few clouds.
E wind force 2. Gusts reaching 10 knots in the evening. Smooth sea. Low, short swell from NNE. Excellent visibility.