A westerly, weak and particularly variable flow prevails over the whole area.
For Fécamp :
No gale warning.
For the night from Friday to Saturday WNW wind force 2 continuing all night. Gusts reaching 12 knots at the end of the night.
Slight sea. Low, short swell from NNE. Excellent visibility becoming good in the middle of the night then good. Daytime of Saturday 22 august : The atmosphere will remain unstable.
Good clear periods alternating with cloudy spells, sometimes dense. Light showers all day. In the evening, good clear periods but lots of cloud, too.
Light showers progressively becoming less frequent. WSW force 3 in the morning temporarily WNW in the middle of the day. Gusts reaching 17 knots in the evening. Slight sea. Low, short swell from NNE then from WNW in the evening. Good visibility becoming excellent in the middle of the day.