A westerly, weak and particularly variable flow prevails over the South and the East of the basin. Over the North-West, it is southwesterly, weak and particularly variable.
For Calais :
No gale warning.
For the night from Friday to Saturday E force 3 becoming force 2 in the middle of the night then ESE. Gusts reaching 13 knots in the early part of the night.
Smooth sea becoming slight in the middle of the night then smooth to slight. Low, short swell from WSW then from N in the middle of the night. Excellent visibility. Daytime of Saturday 12 july : The largely blue sky won.t last.
Cloud and long sunny periods. No precipitation. In the evening, cloud and long sunny periods.
No precipitation. ESE force 2 turning NNE force 1 in the middle of the day then NE. Gusts reaching 17 knots in the evening. Smooth to slight sea. Low from N. Excellent visibility.