A southwesterly and very variable flow prevails over the whole area.
For Plage du Crotoy :
No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fog developing into low cloud during the morning, sunny, progressively clouding over in the afternoon. No precipitation. In the evening, good clear periods but lots of cloud, too.
No precipitation. SW force 3 turning W in the middle of the day then WSW force 2. Gusts reaching 16 knots in the middle of the day. Slight sea becoming smooth to slight in the evening. Low, short swell from W. Visibility reduced by fog becoming excellent in the middle of the day then excellent.