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
Sun
5AM - 9AM
17 May 2026
- W 2–7 knots.
- 6 to 12°C
- Calm sea
- Mostly fine
Sun
9AM - 1PM
17 May 2026
- W 3–6 knots veering N 3-6 knots.
- 6 to 12°C
- Calm sea
- Partly cloudy
Sun
1PM - 5PM
17 May 2026
- N 4–6 knots.
- 11 to 15°C
- Calm sea
- UV Index: 7 - High
- Cloudy