A southerly, strong and variable flow prevails over the whole area.
For Plage de Portrieux :
Warning strong breeze offshore.
We are 85% sure of the situation, because flows might be far more disturbed than forecast.
Very cloudy skies. Overcast for a time in the morning. The risk of seeing rain will remain low. In the evening, very cloudy skies becoming totally overcast.
Chance of light rain. S force 4 in the morning becoming force 5 in the evening. Gusts reaching 33 knots in the evening. Smooth to slight sea. Low, fairly long swell from SSW. Excellent visibility.