For Mouillage de Saint-Cast :
No gale warning.
For the night from Monday to Tuesday N force 2 becoming force 1 in the middle of the night then NNE. Gusts reaching 14 knots in the early part of the night.
Smooth sea becoming slight in the middle of the night then smooth to slight. Low, fairly long swell from WNW. Excellent visibility becoming good in the middle of the night then good. Daytime of Tuesday 22 september : The weather will be good.
Sunny despite some cloudy spells but no rain. In the evening, light cloudy spells.
NNE force 2 in the morning becoming force 3 in the middle of the day. Gusts reaching 16 knots in the evening. Smooth to slight sea. Low, long swell from NW. Good visibility becoming excellent in the middle of the day.