A southeasterly and variable flow prevails over the North-West of the basin. Over the South and the East, it is northwesterly, moderate and variable.
For Calais :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
For the night from Sunday to Monday SSW force 2 turning WSW force 3 in the middle of the night then becoming force 2. Gusts reaching 13 knots in the middle of the night.
Smooth sea. Low, short swell from E then from NNW at the end of the night. Excellent visibility becoming good at the end of the night. Daytime of Monday 17 august : The unstable weather will die away during the day.
Very cloudy with risk of thunderstorms in the morning, predominantly sunny in the afternoon. Light showers progressively dying out in the morning, no precipitation in the afternoon. In the evening, very cloudy.
No precipitation. NNW force 3 in the morning turning SW in the evening. Gusts reaching 16 knots in the morning. Smooth sea becoming smooth to slight in the evening. Low, short swell from NNW temporarily from N in the middle of the day. Good visibility becoming excellent in the middle of the day.