Pennask Lake
MU 3-12, Thompson-Nicola
49.9975° N, 120.1289° W
- Surface area
- 946.2ha
- Maximum depth
- 15.2m
- 50 ft. Province survey, 1980
- Elevation
- 1,420m
The sacred source of the world-famous Pennask rainbow trout strain, celebrated for acrobatic leaping battles.
Open Pennask Lake in the appThe 7-day forecast, max depth and wildfire smoke check, on the lake's own coordinate.
Pennask Lake at a glance
- Region
- Thompson-Nicola
- Management unit
- MU 3-12
- Species
- Rainbow TroutThe newest of these fish records is from 2007.Species from the province's fish observation records.
- Lake size
- Large Water (> 500 ha)
- Catch and release
- Yes
- Ice fishing
- Closed to ice fishing
- Coordinates
- 49.9975, -120.1289
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Gear for rainbow trout
Lines, leaders, lures and flies for rainbow trout, searched on Amazon.ca.
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Fish on record at Pennask Lake
| Species | First recorded | Last recorded | Records |
|---|---|---|---|
| Rainbow Trout | 1929 | 2007 | 175 |
A year is when the Province last recorded the fish here, not a statement that it is caught today.
How to fish Pennask Lake
Small chironomids #16-#18, traveling sedges, pheasant tail nymphs, micro-leeches.
Best times of year at Pennask Lake
- July - September
Pennask Lake fishing regulations
No Ice Fishing; artificial fly only, bait ban, single barbless hook. Source: Province of British Columbia
Getting to Pennask Lake
Forestry logging roads off Hwy 97C; the final stretch is rough and 4WD is recommended. Publicly accessible, not private.
44.6 km of traced road to the shore by way of Pennask Lake Rd and Marsh Lake FSR. The road at the end is a loose surface. It stops 1400 m short of the shore.
Coordinates: 49.9975, -120.1289
Depth chart for Pennask Lake
15.2 mdeepest6.1 mmean
Pennask Lake runs to 15.2 m (50 ft) at its deepest, by the Province survey, 1980.
The mean of 6.1 m (20 ft) is read off the same chart, surveyed in April 1980.
The Province sounded Pennask Lake and published the depth chart surveyed in 1980. It runs to 2 sheets.
The ice year at Pennask Lake, modelled
Modelled from air temperature, not an ice report. It says nothing about whether ice will hold you.
In the model Pennask Lake froze in 65 of the 65 winters since 1960. Freeze-up falls most years between 29 October and 9 November, and ice-off between 8 May and 30 May. The median winter freezes on 5 November and opens on 22 May.
the middle half of modelled winters the median ice cover in the median winter
Winter 2024-25 in the model: frozen from 15 November 2024 to 25 April 2025, 161 days.
Pennask Lake is closed to ice fishing.
Whether a lake is open to ice fishing says nothing about whether its ice will hold you. Ice conditions vary year to year and across a single lake. Check locally before going out, every time.
Pennask Lake climate, 1960 to 2025
Averaged over a year, the air above Pennask Lake is 1.2 C warmer than it was in the 1960s. That is 66 years of daily readings, not a forecast.
- +1.2 Csince the 1960s
- 3.9 Caverage year now
- 2.8 Caverage year then
- -14 daysbelow freezing, change
each yearthe trend across 1960 to 2025
each yearthe trend across 1960 to 2025
This week at Pennask Lake
The forecast on this lake's own coordinate, refreshed through the day. The app reads these seven days for fishing and scores each one.
| Day | Sky | High / low | Wind | Rain | Pressure |
|---|---|---|---|---|---|
| Tue 20 Oct | Clear sky | 10° / -3° | 11 km/h, gusts 17 | dry | Steady |
| Wed 21 Oct | Overcast | 15° / 3° | 18 km/h, gusts 34 | dry | Falling (-6.1 hPa) |
| Thu 22 Oct | Overcast | 12° / 1° | 13 km/h | dry | Falling (-1.7 hPa) |
| Fri 23 Oct | Slight snow | 4° / -3° | 21 km/h, gusts 32 | dry | Rising (+12.3 hPa) |
| Sat 24 Oct | Overcast | 4° / -4° | 15 km/h, gusts 22 | dry | Rising (+6.6 hPa) |
| Sun 25 Oct | Overcast | 3° / -6° | 10 km/h | dry | Rising (+2.5 hPa) |
| Mon 26 Oct | Partly cloudy | 9° / -5° | 8 km/h | dry | Falling (-1.6 hPa) |
Pennask Lake, in brief
What fish are in Pennask Lake?
Rainbow Trout. Species from the province's fish observation records.
Which management unit is Pennask Lake in?
Pennask Lake is in MU 3-12, in the Thompson-Nicola. The BC Freshwater Fishing Regulations Synopsis is organised by management unit; check it before you go.
Trout lakes near Pennask Lake
- Jackson Lake 4 km away
- Hatheume Lake 6 km away
- Pinnacle Lake 6 km away
- Little Spahomin Lake Trail 6 km away
- Wasley Lake 7 km away
All 342 lakes in the Thompson-Nicola, with today's conditions on each.