About G. Marsten Dame Marina(Northport Harbor)
G. Marsten Dame Marina, located at 105 Rose St, Northport, MI 49670, United States. Off Season: 231-386-5182 Notes of navigation: Behind breakwater, well-marked with lighted red and green buoys. Home » Attractions » G. Marsten Dame Marina The Northport Marina is a Michigan Department of Natural Resources harbor of refuge with 33 seasonal slips and 67 transient slips. Gasoline & diesel, water, restrooms & showers, holding tank pump-out, launch ramp, cable TV hook-up, public telephone. Adjacent to swimming beach, public park and long-term parking. One block from downtown shops and services. Electricity: 110V., 20, 30 & 50 amps Harbormaster on duty: 5/15 – 10/31. Credit cards and checks accepted.
Installations
Électricité
EssenceDiesel
Eau
Wifi
Douches
Toilettes
Recyclage
Nourriture
Blanchisserie
SupermarchéCOORDINATES
45.12957 N, -85.61304 E
Port Information
Téléphone
Berth Sizes
< 10m, 10-20m
Profondeur à la marée basse moyenne
2 - 3m
Manœuvrabilité
Fair
Channel Marking
Fair
Canal VHF
71/16
Port d'entrée
No
Overseas Visitor Berths
Yes
Type de quai
Fixed
Style Side To
Yes
Style Stern To
Yes
Tidal Flow
Negligible
Active Winter
No
Weather Forecast
Tue
5AM - 9AM
12 May 2026
S 11–14 knots. Gusts up to 20 knots.
1 to 4°C
Calm sea
UV Index: 0 - Low
Cloudy
Tue
9AM - 1PM
12 May 2026
- S 12–18 knots. Gusts up to 22 knots.
- 4 to 6°C
- S 0.5m at 3s period
- UV Index: 0 - Low
- Chance of showers
Tue
1PM - 5PM
12 May 2026
- S 10–18 knots. Gusts up to 22 knots.
- 5 to 8°C
- SE 0.6m at 3s period
- UV Index: 0 - Low
- Chance of showers