A westerly, very strong and very variable flow prevails over the whole area.
For Plage de Calais :
Warning moderate gale offshore.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Predominantly sunny in the morning, sunny, progressively clouding over in the afternoon. No precipitation. In the evening, overcast skies.
Drizzle in the early hours. NW force 4 turning WSW force 5 in the middle of the day then becoming force 6. Gusts reaching 42 knots in the evening. Slight sea becoming moderate in the evening. Low, short swell from N. Excellent visibility becoming excellent in the middle of the day.