A northerly, weak and variable flow prevails over the South-West of the basin. Over the South-East, it is easterly, weak and particularly variable. Over the North, it is southerly, moderate and variable.
For Castricum aan Zee :
No gale warning.
The reliability of the situation is assessed at 90%.
In the evening, clear skies.
E wind force 2. Gusts reaching 9 knots in the evening. Rippled sea. Low, short swell from NNW. Excellent visibility.