A southeasterly, strong and very variable flow prevails over the whole area.
For Katwijk aan Zee :
No gale warning.
The reliability of the situation is assessed at 85%.
Skies progressively hazing over in the morning, very cloudy in the afternoon. The risk of seeing rain will remain low. In the evening, overcast skies.
Showers. SE force 3 turning S in the middle of the day then SSE force 2. Gusts reaching 16 knots in the morning. Smooth sea. Low, short swell from WSW. Excellent visibility becoming poor in the evening.