Theo Lake
49.7047° N, 82.8706° W
Theo Lake, Ontario. 49.7047° N, 82.8706° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/theo-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.
- 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).
Theo Lake covers 0.8 km², Ontario. It lies 20 km north of Opasatika.
- Area
- 0.8 km²
- Shoreline
- 4.3 km
- Elevation
- 230 m
Today on the water
1.2 °C
Observed at Hearst, as of 9:00 a.m. EDT
| Time | 10 a.m. | 1 p.m. | 4 p.m. | 7 p.m. | 10 p.m. | 1 a.m. | 4 a.m. | 7 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | W 15 | NW 20 | NW 20 | NW 20 | var. 5 | var. 5 | var. 5 | var. 5 |
| Gusts km/h | 40 | 40 | 40 | |||||
| Temp. °C | 2 | 6 | 8 | 7 | 3 | 1 | -1 | 0 |
| Precip. % | 0 | 0 | 20 | 20 | 0 | 0 | 0 | 0 |
Today: A mix of sun and cloud. 30 percent chance of showers early this morning. Wind becoming northwest 20 km/h gusting to 40 late this morning. High 8. UV index 3 or moderate.
Weather: Hearst (local forecast), as of 9:02 a.m. EDT
Sun and moon
- Civil dawn
- 7:11 a.m.
- Sunrise
- 7:43 a.m.
- Sunset
- 6:52 p.m.
- Civil dusk
- 7:24 p.m.
- Moonrise
- 6:34 a.m.
- Moonset
- 6:11 p.m.
- Moon
- Waning crescent, 1% lit