An easterly, strong and mostly variable flow prevails over the whole area.
For Castricum, Sports at Sea :
Warning strong breeze offshore.
The reliability of the situation is assessed at 95%.
Warm sun all day. In the evening, clear skies.
ENE force 4 in the morning becoming force 3 in the evening. Gusts reaching 21 knots in the middle of the day. Smooth sea. Low, short swell from SSE. Excellent visibility.