A southerly and very variable flow prevails over the whole area.
Für Katwijk aan Zee : No gale warning.
We are 85% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.
Good clear periods but lots of cloud, too.No precipitation.In the evening, clear periods developing. Possibility of showers WNW force 2 in the middle of the day turning WSW in the evening. Gusts reaching 14 knots in the evening. Smooth sea. Low, short swell from W. Excellent visibility.