About Detour State Harbor
600 Ontario St, De Tour Village, MI 49725, United States Dates open: Early May to late September Transient and seasonal slips available. Radio Channel: 16. Marina: 45° 59’ 43” N 83° 53’ 50” W DeTour State Harbor: 906-297-5947 +1 (906) 248-3534 - Off season State of Michigan DNR: 906-297-2581 U.S. Border Protection: 906-635-5719 U.S. Customs: 906-632-7221


Facilities
COORDINATES
45.99687 N, -83.89882 E
Port Information
Telephone
Berth Sizes
< 10m, 10-20m, 20m+
Depth at MLW
2 - 3m
Manoeuvrability
Good
Channel Marking
Excellent
VHF Channel
16, 71
Port of Entry
No
Overseas Visitor Berths
Yes
Dock Type
Floating
Style Side To
Yes
Tidal Flow
Negligible
Active Winter
No
Weather Forecast
Wed
5AM - 9AM
18 February 2026
- E 19–24 knots.
- −2°C
- Cloudy
Wed
9AM - 1PM
18 February 2026
- E 18–25 knots. Gusts up to 33 knots.
- −5 to 0°C
- E 0.9m at 4s period
- UV Index: 0 - Low
- Chance of showers
Wed
1PM - 5PM
18 February 2026
- E 20–24 knots. Gusts up to 36 knots.
- −5 to −3°C
- E 1.1m at 4s period
- UV Index: 0 - Low
- Rain