A southwesterly, strong and variable flow prevails over the whole area.
For Cayeux-sur-Mer :
Warning moderate gale offshore.
We are 90% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will fall.
Very cloudy skies to overcast. Light rain dying out gradually during the afternoon. In the evening, cloudy spells, sometimes dense.
No precipitation. SSW force 6 becoming SW force 5 in the middle of the day then force 4. Gusts reaching 36 knots in the morning. Slight sea. Low, fairly long swell from W. Excellent visibility.