For Grosse Roche Beach :
No gale warning.
The reliability of the situation is very good.
Clear skies becoming slightly cloudy in the morning, sun and storm clouds in the afternoon. No precipitation in the morning, showers late in the day. In the evening, very cloudy with risk of storms.
Light showers progressively becoming less frequent. ENE force 2 turning WNW in the middle of the day then NE force 3. Gusts reaching 12 knots in the evening. Smooth to slight sea temporarily smooth in the middle of the day. Low, short swell from NW. Good visibility becoming excellent in the middle of the day.