For Bac de Berville-sur-seine :
Warning strong breeze.
We are 85% sure of the situation, because the clear patches could be more numerous than forecast.
Skies very cloudy, becoming totally overcast during the morning, overcast, gloomy skies with wet-weather low cloud in the afternoon. Showers all day. In the evening, very cloudy skies to overcast.
Showers. S force 6 turning W in the middle of the day then becoming force 5. Gusts reaching 54 knots in the middle of the day. Slight sea becoming moderate in the middle of the day. Low, fairly long swell from WNW then from N in the middle of the day. Excellent visibility.