A westerly, weak and particularly variable flow prevails over the whole area.
For Courseulles-sur-Mer :
No gale warning.
For the night from Sunday to Monday NW wind force 1 continuing all night. Gusts reaching 15 knots in the early part of the night.
Smooth to slight sea. Low, short swell from NW. Good visibility becoming poor in the middle of the night then poor. 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. WNW force 2 in the morning turning NNW force 3 in the middle of the day. Gusts reaching 15 knots in the evening. Smooth to slight sea becoming smooth in the middle of the day. Low, short swell from NW. Poor visibility becoming excellent in the middle of the day.