Dewhirst Lake
48.4614° N, 80.009° W
Dewhirst Lake, Ontario. 48.4614° N, 80.009° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/dewhirst-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.
- Aquatic Resource Area survey points, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- Fish stocking for recreational purposes, 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).
Dewhirst Lake covers 0.22 km², Ontario. It lies 20 km east of Holtyre.
Government surveys have recorded 2 fish species here: brook stickleback and brook trout.
- Area
- 0.22 km²
- Shoreline
- 2.2 km
- Fish species
- 2
- Elevation
- 338 m
Today on the water
3.1 °C
Observed at Kirkland Lake, as of 5:00 a.m. EDT
| Time | 6 a.m. | 9 a.m. | 12 p.m. | 3 p.m. | 6 p.m. | 9 p.m. | 12 a.m. | 3 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | var. 5 | NW 20 | W 20 | NW 20 | W 10 | var. 5 | S 10 | S 10 |
| Gusts km/h | 40 | 40 | ||||||
| Temp. °C | 3 | 5 | 7 | 11 | 10 | 5 | 1 | -1 |
| Precip. % | 30 | 30 | 20 | 20 | 0 | 0 | 0 | 0 |
Tonight: Cloudy with 30 percent chance of showers. Wind west 20 km/h gusting to 40 becoming light late this evening. Low plus 3.
Weather: Kirkland Lake (local forecast), as of 5:03 a.m. EDT
Sun and moon
- Civil dawn
- 6:59 a.m.
- Sunrise
- 7:31 a.m.
- Sunset
- 6:42 p.m.
- Civil dusk
- 7:13 p.m.
- Moonrise
- 6:22 a.m.
- Moonset
- 6:00 p.m.
- Moon
- Waning crescent, 1% lit
Follow this lake by email: a weekly summary of conditions.
Fish
- Brook TroutStocked
Other species (1)
- Brook Stickleback 1
Numbers are the surveys that recorded each species.
Stocking
Brook Trout158,996 fish in 9 years, most recently 2025
All stocking records (10)
| Year | Species | Fish | Stage |
|---|---|---|---|
| 2025 | Brook Trout | 2,250 | Yearlings |
| 2025 | Brook Trout | 16,000 | Fingerlings |
| 2023 | Brook Trout | 1,000 | Yearlings |
| 2022 | Brook Trout | 19,950 | Fingerlings |
| 2021 | Brook Trout | 20,000 | Fingerlings |
| 2020 | Brook Trout | 20,000 | Fingerlings |
| 2019 | Brook Trout | 19,996 | Fingerlings |
| 2018 | Brook Trout | 20,000 | Fingerlings |
| 2017 | Brook Trout | 19,800 | Fingerlings |
| 2016 | Brook Trout | 20,000 | Fingerlings |
Fishing regulations: Fisheries Management Zone 8. Check seasons and limits before you fish.
Follow this lake
Every Friday by email: the Environment Canada forecast and any weather alerts in effect.