A northeasterly and mostly variable flow prevails over the South-West of the basin. Over the North and the East, it is westerly, strong and mostly variable.
For Katwijk :
No gale warning.
The reliability of the situation is assessed at 90%.
Skies changeable to very cloudy. The risk of seeing rain will remain low. In the evening, very cloudy skies to overcast.
No precipitation. WNW force 2 becoming W force 3 in the middle of the day then WNW. Gusts reaching 18 knots in the middle of the day. Smooth to slight sea becoming slight in the evening. Low, short swell from NW. Excellent visibility.