A northwesterly, weak and particularly variable flow prevails over the whole area.
For Courseulles-sur-Mer :
No gale warning.
For the night from Wednesday to Thursday WNW force 2 in the early part of the night becoming force 1. Gusts reaching 11 knots in the early part of the night.
Smooth to slight sea becoming smooth at the end of the night. Low, short swell from NW. Poor visibility becoming poor in the middle of the night. Daytime of Thursday 20 august : The sky will remain changeable.
Good clear periods alternating with cloudy spells, sometimes dense. Risk of showers in the morning, possibility of showers in the afternoon. In the evening, cloudy spells, sometimes dense.
No precipitation. WNW force 2 in the morning turning NNW force 3 in the middle of the day. Gusts reaching 15 knots in the evening. Smooth sea. Low, short swell from NW. Poor visibility becoming excellent in the middle of the day then good.