For Saint-Malo - Port Vauban :
No gale warning.
For the night from Monday to Tuesday WNW force 2 turning WSW in the middle of the night then SW. Gusts reaching 12 knots in the early part of the night.
Smooth to slight sea. Low from N. Excellent visibility becoming good in the middle of the night then good. Daytime of Tuesday 25 august : The sky will remain changeable.
Skies changeable to very cloudy. Risk of some spots of rain in the morning, showers late in the day. In the evening, good clear periods but lots of cloud, too.
Light showers. SW force 2 becoming WSW force 3 in the middle of the day then W. Gusts reaching 17 knots from the middle of the day. Smooth to slight sea becoming slight in the evening. Low from N then from WNW in the middle of the day then from WNW. Poor visibility becoming excellent in the middle of the day.