For Deauville-Trouville :
No gale warning.
For the night from Monday to Tuesday NNW force 2 becoming force 1 in the middle of the night then NW. Gusts reaching 14 knots.
Smooth sea. Low, fairly long swell from WNW. Excellent visibility becoming good in the middle of the night then poor. Daytime of Tuesday 18 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.
Chance of light rain. WNW force 2 in the morning becoming NW force 3 in the middle of the day. Gusts reaching 18 knots in the evening. Smooth to slight sea becoming smooth in the evening. Low, short swell from NW. Poor visibility becoming excellent in the middle of the day then excellent.