A northeasterly and variable flow prevails over the South of the basin. Over the North, it is southwesterly, moderate and variable.
For Calais :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
For the night from Friday to Saturday ENE force 3 in the early part of the night becoming force 2. Gusts reaching 15 knots in the early part of the night.
Smooth to slight sea. Low, short swell from N temporarily from NNE in the middle of the night. Excellent visibility becoming good in the middle of the night then good. Daytime of Saturday 21 march : Improving during the day:the sky will clear.
Cloud and long sunny periods. No precipitation. In the evening, light cloudy spells.
ENE force 3 turning NNE force 4 in the middle of the day then becoming force 3. Gusts reaching 19 knots in the middle of the day. Smooth to slight sea. Low, short swell from N temporarily from N in the middle of the day. Good visibility becoming excellent in the middle of the day.