A southerly, very strong and mostly variable flow prevails over the whole area.
For Plage de Portrieux :
Warning strong breeze offshore.
We are 85% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.
In the evening, good clear periods but lots of cloud, too.
Light showers. SSW wind force 4. Gusts reaching 23 knots in the evening. Smooth to slight sea. Low, fairly long swell from SSW. Excellent visibility.