A northwesterly and variable flow prevails over the South and the East of the basin. Over the North-West, it is southerly, weak and particularly variable.
For Berck Plage :
No gale warning.
The reliability of the situation is assessed at 90%.
For the night from Saturday to Sunday NNE force 3 in the early part of the night becoming force 2. Gusts reaching 13 knots in the early part of the night.
Smooth to slight sea. Low, short swell from NW. Good visibility temporarily in the middle of the night. Daytime of Sunday 16 august : The sky will remain changeable.
Skies changeable to very cloudy. No precipitation. In the evening, light cloudy spells.
NNE force 3 turning NW force 4 in the middle of the day then NNW force 3. Smooth to slight sea becoming smooth in the evening. Low, short swell from NW. Good visibility becoming excellent in the middle of the day.