A southerly, moderate and mostly variable flow prevails over the North and the East of the basin. Over the South-West, it is westerly, moderate and variable.
For Calais :
No gale warning.
The reliability of the situation is poor.
For the night from Wednesday to Thursday S wind force 3 continuing all night. Gusts reaching 15 knots at the end of the night.
Slight sea. Low, short swell from WSW. Good visibility becoming good at the end of the night. Daytime of Thursday 4 december : The weather will become more uncertain during the day.
Skies changeable to very cloudy. No precipitation in the morning, showers late in the day. In the evening, very cloudy.
Light showers. S force 4 in the morning temporarily force 5 in the middle of the day. Gusts reaching 23 knots in the middle of the day. Slight sea. Low, short swell from SW. Good visibility becoming excellent in the middle of the day.