A northerly, moderate and very variable flow prevails over the whole area.
For Boulogne-sur-Mer :
Warning strong breeze offshore.
The reliability of the situation is fairly good.
For the night from Sunday to Monday NNE force 5 in the early part of the night becoming force 4. Gusts reaching 31 knots in the early part of the night.
Slight sea. Low, short swell from NW then from N at the end of the night. Excellent visibility. Daytime of Monday 11 may : The largely blue sky won.t last.
Little cloud in the morning, some sun but cloud building in the afternoon. No precipitation. In the evening, cloudy spells, sometimes dense.
No precipitation. NNE wind force 4 continuing all day. Gusts reaching 24 knots in the morning. Slight sea becoming smooth to slight in the evening. Low, short swell from N. Excellent visibility.