A southerly, strong and variable flow prevails over the whole area.
For Calais :
No gale warning.
The reliability of the situation is fairly good.
For the night from Friday to Saturday SSW force 2 becoming force 3 in the middle of the night then S. Gusts reaching 11 knots from the middle of the night.
Smooth to slight sea. Low, short swell from WSW. Good visibility becoming reduced by mist in the middle of the night. Daytime of Saturday 20 december : Warning:reduced visibility early in the day.
Sunny spells with possibility of mist forming in the morning, cloudy spells, sometimes dense, in the afternoon. No precipitation. In the evening, cloudy and humid with a risk of fog.
No precipitation. S force 3 in the morning turning SE in the evening. Gusts reaching 11 knots all day. Smooth to slight sea. Low, short swell from WSW. Visibility reduced by mist becoming reduced by mist in the middle of the day then reduced by mist.