About Jachthaven de Vlonder
Marina "De Vlonder" is a small and cozy marina, quietly located in side channel D of the North Sea Canal, next to the lock of the hamlet of Nauerna Assendelft. It is a base for the beautiful sailing area in North Holland, Alkmaardermeer, via the North Sea Canal to Haarlem, Ijmuiden, the North Sea, and to Amsterdam. There is a beautiful terrace with a nice view over side channel D.

Installations
COORDINATES
52.43952 N, 4.75294 E
Port Information
Téléphone
Berth Sizes
< 10m, 10-20m
Profondeur à la marée basse moyenne
2 - 3m
Manœuvrabilité
Fair
Channel Marking
Fair
Overseas Visitor Berths
Yes
Type de quai
Fixed
Style Stern To
Yes
Tidal Flow
Nil
Active Winter
Yes
Weather Forecast
Wed
5AM - 9AM
11 February 2026
- E 8 knots decreasing to 5 knots.
- 6°C
- UV Index: 0 - Low
- Chance of showers
Wed
9AM - 1PM
11 February 2026
- SE 2–8 knots veering SW 2-8 knots.
- 7°C
- UV Index: 0 - Low
- Cloudy
Wed
1PM - 5PM
11 February 2026
- SW 2–8 knots.
- 7°C
- UV Index: 0 - Low
- Chance of showers