Dempsey Lake
51.8308° N, 121.2328° W
Dempsey Lake, British Columbia. 51.8308° N, 121.2328° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/bc/dempsey-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.
- Known BC Fish Observations and BC Fish Distributions, Government of British Columbia. Contains information licensed under the Open Government Licence – British Columbia.
- Bathymetric Maps – Open, Government of British Columbia. Contains information licensed under the Open Government Licence – British Columbia.
- Wildlife Management Units, Government of British Columbia. Contains information licensed under the Open Government Licence – British Columbia.
- 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).
Dempsey Lake covers 0.86 km², British Columbia. It lies 12 km northwest of Forest Grove.
Government surveys have recorded 4 fish species here, including rainbow trout.
- Area
- 0.86 km²
- Shoreline
- 4.8 km
- Fish species
- 4
- Elevation
- 928 m
Today on the water
11.9 °C
Observed at 100 Mile House, as of 2:00 a.m. PDT
Wind from the southeast: the southeast shore is the sheltered side.
| Time | 3 a.m. | 6 a.m. | 9 a.m. | 12 p.m. | 3 p.m. | 6 p.m. | 9 p.m. | 12 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | S 20 | S 20 | S 20 | NW 30 | NW 30 | NW 20 | NW 20 | NW 20 |
| Gusts km/h | 50 | 50 | 40 | 40 | 40 | |||
| Temp. °C | 10 | 10 | 10 | 9 | 7 | 5 | 4 | 3 |
| Precip. % | 0 | 100 | 100 | 100 | 60 | 80 | 80 | 80 |
Tonight: Cloudy. Rain beginning before morning. Wind southwest 20 km/h gusting to 40. Low 10.
Weather: 100 Mile House (local forecast), as of 2:02 a.m. PDT
Sun and moon
- Civil dawn
- 6:45 a.m.
- Sunrise
- 7:19 a.m.
- Sunset
- 6:23 p.m.
- Civil dusk
- 6:57 p.m.
- Moonrise
- 6:17 a.m.
- Moonset
- 5:43 p.m.
- Moon
- Waning crescent, 1% lit
Follow this lake by email: a weekly summary of conditions.
Depth
Not for navigation. Depths are from government surveys and may be outdated.
Fish
Sport fish by the share of the 21 government surveys (1952–1988) that recorded them.
Other species (3)
- Largescale Sucker 1
- Northern Pikeminnow 1
- Redside Shiner 1
Numbers are the surveys that recorded each species.
Fishing regulations: Region 5 – Cariboo. Check seasons and limits before you fish.
Follow this lake
Every Friday by email: the Environment Canada forecast and any weather alerts in effect.