High 1033 hPa centered on Wales remaining almost stationary.
For Calais :
No gale warning.
The reliability of the situation is assessed at 90%.
For the night from Sunday to Monday NW force 2 becoming WNW force 1 in the middle of the night then WSW. Gusts reaching 9 knots in the early part of the night.
Smooth to slight sea. Low, short swell from NW. Excellent visibility. Daytime of Monday 21 september : The weather will be good.
Skies progressively hazing over in the morning, sunny in the afternoon. No precipitation. In the evening, skies with few clouds.
SW force 2 in the morning temporarily W in the middle of the day. Gusts reaching 10 knots in the middle of the day. Smooth to slight sea becoming smooth in the middle of the day. Low, short swell from NNW. Excellent visibility.