A northerly and mostly variable flow prevails over the South and the West of the basin. Over the North-East, it is southerly, moderate and mostly variable.
For Castricum, Sports at Sea :
No gale warning.
The reliability of the situation is very good.
Skies with few clouds. In the evening, skies with few clouds.
WNW force 2 in the middle of the day becoming W force 3 in the evening. Gusts reaching 18 knots in the evening. Rippled sea becoming smooth in the evening. Low, short swell from NW. Excellent visibility.