For Ile du Grand-Rouveau :
Warning moderate gale.
The reliability of the situation is assessed at 95%.
Fair weather with mostly clear skies. In the evening, skies with few clouds.
NW wind force 7 continuing all day. Gusts reaching 44 knots in the middle of the day. Rough sea becoming moderate in the middle of the day. Moderate, fairly long swell from SW then low in the middle of the day then, short swell from SW. Excellent visibility.