A southwesterly and very variable flow prevails over the whole area.
For Calais :
No gale warning.
The reliability of the situation is fairly good.
For the night from Sunday to Monday SW wind force 2 continuing all night. Gusts reaching 11 knots in the early part of the night.
Slight sea becoming smooth to slight at the end of the night. Low, short swell from WSW. Visibility reduced by mist becoming reduced by mist in the middle of the night. Daytime of Monday 14 september : Warning:reduced visibility early in the day.
Fog developing into low cloud during the morning, increasing sunny spells in the afternoon. No precipitation. In the evening, cloud and long sunny periods.
No precipitation. SW force 3 in the morning becoming force 4 in the middle of the day. Gusts reaching 19 knots in the middle of the day. Smooth to slight sea. Low, short swell from WSW. Visibility reduced by mist becoming excellent in the middle of the day then good.