A northwesterly flow prevails over the whole area.
For Jachthaven Haarlemsche :
No gale warning.
The reliability of the situation is very good.
Good clear periods but lots of cloud, too. Light showers progressively becoming less frequent. In the evening, cloud and long sunny periods.
No precipitation. NW wind force 3 from the middle of the day. Gusts reaching 22 knots in the middle of the day. Slight sea. Low, short swell from WNW. Excellent visibility.