For Bac de Berville-sur-seine :
No gale warning.
We are 85% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.
Skies changeable becoming very cloudy in the afternoon. Light showers all day. In the evening, very cloudy.
Possibility of showers WSW force 4 in the morning becoming force 5 in the middle of the day. Gusts reaching 36 knots in the middle of the day. Slight sea becoming moderate in the evening. Low, fairly long swell from WNW then from N in the middle of the day. Excellent visibility.