Tunnel Lake
46.4464° N, 83.4014° W
Tunnel Lake, Ontario. 46.4464° N, 83.4014° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/tunnel-lake/, compiled October 9, 2026
- Canadian Geographical Names Database, Natural Resources Canada. Contains information licensed under the Open Government Licence – Canada.
- HydroLAKES v1.0, Messager et al. 2016 / WWF HydroSHEDS. Licensed under CC BY 4.0.
- Census boundaries and population, 2021, Statistics Canada. Adapted from Statistics Canada. This does not constitute an endorsement by Statistics Canada.
- Fishing access points, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- Fisheries Management Zones, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- City page weather forecasts and alerts, Environment and Climate Change Canada. Contains data from Environment and Climate Change Canada (ECCC Data Servers End-use Licence).
Tunnel Lake covers 20 km², Ontario. It lies 26 km north of Thessalon.
- Area
- 20 km²
- Shoreline
- 94.7 km
- Elevation
- 271 m
Today on the water
10.8 °C
Observed at Blind River, as of 6:00 a.m. EDT
Wind from the south: the south shore is the sheltered side.
| Time | 7 a.m. | 10 a.m. | 1 p.m. | 4 p.m. | 7 p.m. | 10 p.m. | 1 a.m. | 4 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | W 10 | NW 20 | NW 20 | NW 20 | var. 5 | var. 5 | E 10 | E 10 |
| Gusts km/h | 40 | 40 | 40 | |||||
| Temp. °C | 7 | 8 | 11 | 13 | 13 | 9 | 6 | 5 |
| Precip. % | 30 | 20 | 20 | 0 | 0 | 0 | 0 | 0 |
Today: A mix of sun and cloud. 30 percent chance of showers early this morning. Clearing this afternoon. Wind becoming northwest 20 km/h gusting to 40 this morning. High 14. UV index 4 or moderate.
Weather: Blind River (local forecast), as of 6:01 a.m. EDT
Sun and moon
- Civil dawn
- 7:12 a.m.
- Sunrise
- 7:42 a.m.
- Sunset
- 6:57 p.m.
- Civil dusk
- 7:28 p.m.
- Moonrise
- 6:35 a.m.
- Moonset
- 6:16 p.m.
- Moon
- Waning crescent, 1% lit
Getting on the water
2 listed boat launches; 1 with parking listed. marks launches on the map.
- Tunnel Lake (ap 1)
- Boat launch