A northwesterly and mostly variable flow prevails over the whole area.
For Calais :
No gale warning.
For the night from Wednesday to Thursday NE force 3 in the early part of the night becoming NNE force 2. Gusts reaching 15 knots in the early part of the night.
Slight sea. Low, short swell from NNE. Excellent visibility becoming excellent in the middle of the night then good. Daytime of Thursday 23 july : The weather will be good.
Sunny despite some cloudy spells but no rain. In the evening, relatively clear skies becoming changeable.
NNE wind force 3 continuing all day. Gusts reaching 13 knots in the morning. Slight sea. Low, short swell from NNE. Good visibility becoming excellent in the middle of the day.