For Saint-Valery-en-Caux :
No gale warning.
For the night from Wednesday to Thursday NNW force 2 in the early part of the night becoming force 1. Gusts reaching 16 knots in the early part of the night.
Smooth to slight sea becoming slight in the middle of the night. Low, short swell from WNW. Excellent visibility becoming excellent in the middle of the night then excellent. Daytime of Thursday 20 august : The sky will remain changeable.
Good clear periods alternating with cloudy spells, sometimes dense. Risk of some spots of rain in the morning, possibility of showers in the afternoon. In the evening, cloudy spells, sometimes dense.
Light showers progressively becoming less frequent. NW wind force 2 continuing all day. Gusts reaching 16 knots in the evening. Slight sea. Low, short swell from WNW. Excellent visibility becoming excellent in the middle of the day.