A southerly and very variable flow prevails over the whole area.
Für Katwijk aan Zee : No gale warning.
The reliability of the situation is assessed at 85%.
Very cloudy.No precipitation.In the evening, clear periods developing. Chance of light rain. W wind force 2 from the middle of the day. Gusts reaching 12 knots. Smooth sea. Low, short swell from W. Excellent visibility.