About Flathead Harbor Marina
Flathead Harbor’s 86 boat slips for boats up to 40’ in length are available for seasonal, weekly and daily rentals. 120-volt electricity and nearby boat trailer parking options are available. We keep your water crafts safe with gated entry and secure docks. Our courteous and professional staff can assist you with any help you may need, including topping off your boat at our on-site fuel dock. High season hours (high water level) 8 AM to 8 PM Low season hours (low water levels) 10 AM to 4 PM Reach us at: 406-844-BOAT or marina@flatheadharbor.com Trailer storage with additional fee (limited availability)
Facilities
Electricity
Petrol
Wifi
Food
BarCOORDINATES
48.02368 N, -114.22568 E
Port Information
Telephone
Berth Sizes
< 10m
Depth at MLW
2 - 3m
Manoeuvrability
Good
Channel Marking
Excellent
Port of Entry
No
Overseas Visitor Berths
Yes
Dock Type
Fixed
Style Side To
Yes
Tidal Flow
Nil
Active Winter
Yes
Weather Forecast
Fri
5AM - 9AM
06 February 2026
Light and variable.
−2 to 1°C
UV Index: 0 - Low
Mostly fine
Fri
9AM - 1PM
06 February 2026
- Light and variable.
- Increasing from 0 to 6°C
- UV Index: 1 - Low
- Mostly fine
Fri
1PM - 5PM
06 February 2026
- Light and variable.
- 4 to 8°C
- UV Index: 0 - Low
- Mostly fine