A westerly and particularly variable flow prevails over the whole area.
For Calais :
No gale warning.
The reliability of the situation is fairly good.
For the night from Sunday to Monday SW force 3 becoming WSW force 2 in the middle of the night then W force 1. Gusts reaching 13 knots in the early part of the night.
Smooth to slight sea becoming smooth at the end of the night. Low, short swell from WSW. Visibility reduced by mist temporarily in the middle of the night. Daytime of Monday 4 may : The sky will remain changeable.
Skies changeable to very cloudy. No precipitation. In the evening, cloud and long sunny periods.
No precipitation. NW force 1 turning N force 2 in the middle of the day then NNE. Gusts reaching 14 knots from the middle of the day. Smooth sea becoming smooth to slight in the middle of the day then slight. Low, short swell from N then from N in the evening. Visibility reduced by mist becoming excellent in the middle of the day then good.