A northerly, moderate and mostly variable flow prevails over the whole area.
For Cayeux :
Warning strong breeze offshore.
The reliability of the situation is assessed at 90%.
Clear skies but light mist in the morning, sunny in the afternoon. In the evening, skies with few clouds.
NE force 2 freshening N force 5 in the middle of the day then NNE force 4. Smooth sea becoming slight in the middle of the day. Low, short swell from NNW. Visibility reduced by mist becoming excellent in the middle of the day.