A southerly, strong and variable flow prevails over the whole area.
For Calais :
No gale warning.
The reliability of the situation is assessed at 85%.
For the night from Friday to Saturday SSW wind force 2 continuing all night. Gusts reaching 9 knots at the end of the night.
Smooth to slight sea. Low, short swell from WSW. Good visibility becoming poor in the middle of the night then poor. Daytime of Saturday 20 december : The weather will become more uncertain during the day.
Very cloudy skies. Becoming more changeable for a time in the morning. No precipitation in the morning, possibility of showers in the afternoon. In the evening, cloudy and humid with a risk of fog.
No precipitation. S force 2 in the morning turning SE in the middle of the day. Gusts reaching 9 knots all day. Smooth to slight sea becoming smooth in the evening. Low, short swell from WSW. Poor visibility becoming good in the middle of the day then reduced by mist.