A northeasterly, moderate and variable flow prevails over the South-West of the basin. Over the North and the East, it is southwesterly, strong and very variable.
Für Katwijk : No gale warning.
The reliability of the situation is assessed at 90%.
In the evening, lots of good clear periods. No precipitation. S wind force 1. Gusts reaching 4 knots in the evening. Smooth sea. Low, short swell from NW. Good visibility.