Whonnock Lake
49.2128° N, 122.4481° W
Shoreline and neighbouring water from open government data.
Download the map (SVG)Whonnock Lake, British Columbia. 49.2128° N, 122.4481° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/bc/whonnock-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.
- Real-time hydrometric data, Environment and Climate Change Canada. Contains data from Environment and Climate Change Canada (ECCC Data Servers End-use Licence).
- National Water Data Archive (HYDAT) daily means, Environment and Climate Change Canada. Contains data from Environment and Climate Change Canada (ECCC Data Servers End-use Licence).
- 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).
- Air Quality Health Index observations and forecasts, Environment and Climate Change Canada. Contains data from Environment and Climate Change Canada (ECCC Data Servers End-use Licence).
Whonnock Lake covers 0.51 km², making it larger than 54% of the 4,577 lakes in British Columbia. It lies 1.4 km north of Ruskin.
Government surveys have recorded 8 fish species here, including rainbow trout, coho salmon and cutthroat trout.
- Area
- 0.51 km²
- larger than 54% of the 4,577 lakes in British Columbia
- Shoreline
- 2.7 km
- shorter than 67% of the 4,577 lakes in British Columbia
- Fish species
- 8
- more than 88% of the 2,793 surveyed lakes in British Columbia
- Elevation
- 173 m
Today on the water
12.7 °C
Observed at Pitt Meadows, as of 12:00 a.m. PDT
choppy Estimated waves, next 12 hours: up to 0.2 m. Around 3 a.m., wind from the south: the south shore is sheltered, waves build toward the north shore.
| Time | 1 a.m. | 4 a.m. | 7 a.m. | 10 a.m. | 1 p.m. | 4 p.m. | 7 p.m. | 10 p.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | SE 20 | S 30 | S 30 | W 15 | W 30 | W 30 | W 20 | W 20 |
| Gusts km/h | 50 | 50 | 50 | 50 | ||||
| Waves (est.) m | 0.1 | 0.2 | 0.2 | 0.1 | ||||
| Temp. °C | 13 | 12 | 13 | 14 | 15 | 15 | 14 | 11 |
| Precip. % | 20 | 80 | 80 | 30 | 30 | 30 | 30 | 30 |
Tonight: A few clouds. Increasing cloudiness late this evening then rain beginning after midnight. Wind becoming south 30 km/h gusting to 50 near midnight. Low 12.
Weather: Pitt Meadows (local forecast), as of 12:03 a.m. PDT
Sun and moon
- Civil dawn
- 6:49 a.m.
- Sunrise
- 7:21 a.m.
- Sunset
- 6:31 p.m.
- Civil dusk
- 7:03 p.m.
- Moonrise
- 6:21 a.m.
- Moonset
- 5:51 p.m.
- Moon
- Waning crescent, 1% lit
Air Quality Health Index
2 low risk
Metro Vancouver - NE, as of 11:00 p.m. PDT Thursday
Follow this lake by email: a weekly summary of conditions.
Depth
- Official government depth map (PDF)1979 survey
Not for navigation. Depths are from government surveys and may be outdated.
Fish
Sport fish by the share of the 127 government surveys (1951–2026) that recorded them.
Other species (1)
- Brown Bullhead 1
Numbers are the surveys that recorded each species.
Fishing regulations: Region 2 – Lower Mainland. Check seasons and limits before you fish.
Follow this lake
Every Friday by email: the Environment Canada forecast, the water level at the nearest gauge and any weather alerts in effect.