A northwesterly and variable flow prevails over the East of the basin. Over the South-West, it is easterly, moderate and variable. Over the North-West, it is southwesterly, moderate and very variable.
For Castricum, Sports at Sea :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Good clear periods but with plenty of cloud in the morning, changeable skies becoming relatively cloud-free in the afternoon. Light showers progressively dying out in the morning, no precipitation in the afternoon. In the evening, fair weather with mostly clear skies.
E wind force 3 continuing all day. Gusts reaching 18 knots in the morning. Smooth sea. Low, short swell from N. Visibility reduced by mist becoming good in the middle of the day then excellent.