Für PORT DE LA GRAVETTE :
No gale warning.
For the night from Monday to Tuesday N force 3 in the early part of the night becoming NNE force 2. Gusts reaching 16 knots in the early part of the night.
Smooth sea. Low, fairly long swell from WNW then from N in the middle of the night. Excellent visibility becoming excellent in the middle of the night then good. Daytime of Tuesday 22 september : The sky will remain changeable.
Cloud and long sunny periods. The risk of seeing rain will remain low. In the evening, cloud and long sunny periods.
No precipitation. N wind force 2 continuing all day. Gusts reaching 16 knots in the morning. Smooth sea. Low from N. Good visibility becoming excellent in the middle of the day.