A northerly, weak and particularly variable flow prevails over the South-West of the basin. Over the North and the East, it is westerly, weak and particularly variable.
For Calais :
No gale warning.
For the night from Wednesday to Thursday SSW force 1 in the early part of the night turning WSW. Gusts reaching 11 knots in the early part of the night.
Smooth to slight sea. Low, short swell from N then from NNE in the middle of the night then from NNE. Excellent visibility. Daytime of Thursday 30 july : The sky will remain changeable.
Cloud and long sunny periods. No precipitation. In the evening, cloud and long sunny periods.
No precipitation. NW force 1 in the morning turning WSW force 2 in the evening. Gusts reaching 16 knots in the evening. Smooth to slight sea becoming slight in the middle of the day. Low, short swell from WNW. Excellent visibility.