A northeasterly, moderate and very variable flow prevails over the whole area.
For Katwijk aan Zee :
Warning strong breeze offshore.
The reliability of the situation is assessed at 90%.
Bright spells increasing during the morning, sunny in the afternoon. No precipitation. In the evening, clear skies.
NE wind force 4 continuing all day. Gusts reaching 28 knots from the middle of the day. Slight sea. Low, short swell from NNW. Excellent visibility.