A westerly, weak and particularly variable flow prevails over the whole area.
For Saint-Valery-en-Caux :
No gale warning.
For the night from Sunday to Monday NNW force 2 in the early part of the night becoming NW force 1. Gusts reaching 16 knots in the early part of the night.
Smooth to slight sea. Low, short swell from W. Good visibility becoming good in the middle of the night then good. Daytime of Monday 17 august : The atmosphere will remain unstable.
Good clear periods alternating with cloudy spells, sometimes dense. Light showers all day. In the evening, cloudy spells, sometimes dense.
Light showers. NW force 2 becoming force 3 in the middle of the day then NNW. Gusts reaching 16 knots in the evening. Smooth to slight sea. Low, short swell from WNW. Good visibility becoming excellent in the middle of the day.