About Thornbury Municipal Harbour
features a full-service marina, located on the beautiful shores of South Georgian Bay. The Thornbury Harbour is owned by the Department of Fisheries and Oceans (DFO) and is managed and operated by the Town of The Blue Mountains. Please note, paid parking is in effect for visitors. +15195993131 ext. 330




Facilities
COORDINATES
44.56547 N, -80.45028 E
Port Information
Telephone
Berth Sizes
< 10m, 10-20m
Depth at MLW
2 - 3m
Manoeuvrability
Good
Channel Marking
Fair
VHF Channel
68
Port of Entry
No
Overseas Visitor Berths
Yes
Dock Type
Floating
Style Side To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Fri
5AM - 9AM
06 February 2026
- SW 16 knots.
- −7 to −5°C
- Cloudy
Fri
9AM - 1PM
06 February 2026
- SW 16 knots decreasing to 13 knots. Gusts up to 25 knots.
- −7 to −3°C
- Calm sea
- UV Index: 1 - Low
- Cloudy
Fri
1PM - 5PM
06 February 2026
- SW 11 knots increasing to NW 23 knots. Gusts up to 32 knots.
- −6 to −2°C
- W 0.3-1.2m at 3s period
- UV Index: 0 - Low
- Cloudy