A westerly, moderate and mostly variable flow prevails over the whole area.
For Le Grand Vieil :
Warning strong breeze offshore.
We are 80% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.
Very cloudy skies to overcast. No precipitation in the morning, possibility of showers in the afternoon. In the evening, very cloudy.
Possibility of showers WSW wind force 5 continuing all day. Gusts reaching 29 knots in the middle of the day. Slight sea. Low, fairly long swell from NW. Excellent visibility.