An easterly and very variable flow prevails over the whole area.
For Plage de Portrieux : No gale warning.
We are 70% sure of the situation, because the high pressure system could move in more quickly than forecast.
In the evening, overcast skies with risk of thundery outbreaks. Light showers. ESE wind force 3. Gusts reaching 18 knots in the evening. Smooth sea. Low, short swell from NNE. Excellent visibility.