About Duncan Bay Narrows Campground
GPS Coordinates: 48° 10' 9.5232" N, 88° 28' 40.6740" W Duncan Narrows Campground is located in the narrows of Duncan Bay on the northeast end of Isle Royale National Park. Boats can stay overnight at dock. Stay Limit: 3 nights from June 1 – Labor Day annually. Shelters: 2 Depth at dock (normal conditions): 6’. Access: Canoe/kayak/private boat



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COORDINATES
48.16931 N, -88.47850 E
Port Information
Telefono
Berth Sizes
< 10m, 10-20m
Profondità alla Bassa Marea Media
< 2m
Manovrabilità
Good
Channel Marking
Excellent
Porto di Entrata
No
Overseas Visitor Berths
Yes
Tipo di Molo
Floating
Style Side To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Wed
5AM - 9AM
13 May 2026
- N 10–13 knots. Gusts up to 20 knots.
- 3°C
- E 0.6m at 4s period
- UV Index: 0 - Low
- Cloudy
Wed
9AM - 1PM
13 May 2026
- NW 10–13 knots. Gusts up to 18 knots.
- 3 to 6°C
- E 0.4m at 4s period
- UV Index: 1 - Low
- Partly cloudy
Wed
1PM - 5PM
13 May 2026
- N 8–12 knots. Gusts up to 18 knots.
- 4 to 7°C
- Calm sea
- UV Index: 5 - Moderate
- Sunny