An easterly, very strong and very variable flow prevails over the whole area.
For Plage de Leffrinckoucke :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Mist and fog in the morning, good clear periods with lots of cloud in the afternoon. No precipitation. In the evening, clear periods developing.
No precipitation. ESE force 3 in the morning becoming E force 4 in the evening. Gusts reaching 22 knots in the evening. Smooth sea becoming smooth to slight in the middle of the day. Low, short swell from W then from NNE in the middle of the day then from NNE. Visibility reduced by mist becoming good in the middle of the day then excellent.