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
Electricity
PetrolDiesel
Showers
Sewage
Toilets
Boatbuilder
Haulout
Medical FacilitiesCOORDINATES
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
Tue
5AM - 9AM
19 May 2026
SW 8–13 knots. Gusts up to 20 knots.
13°C
Calm sea
UV Index: 0 - Low
Cloudy
Tue
9AM - 1PM
19 May 2026
- SW 10 knots increasing to 12 knots. Gusts up to 18 knots.
- Increasing from 14 to 18°C
- Calm sea
- UV Index: 5 - Moderate
- Cloudy
Tue
1PM - 5PM
19 May 2026
- SW 10–16 knots. Gusts up to 23 knots.
- 17 to 21°C
- Calm sea
- UV Index: 6 - High
- Chance of showers