Isobel Lake

MU 3-28, Thompson-Nicola
50.8439° N, 120.4072° W

WaterTraced road inRoadRough surface roadRec siteShoreline from the BC Freshwater Atlas, roads from the BC Digital Road Atlas, under the Open Government Licence, British Columbia. Rec site position from BC Recreation Sites and Trails, checked 11 September 2026. The lake's depth is not drawn on this map.

Surface area: 21.1ha
Maximum depth: 8.8m; 29 ft
Elevation: 1,004m
Campsites: 19; At Isobel Lake rec site

Open Isobel Lake in the appThe 7-day forecast, max depth and wildfire smoke check, on the lake's own coordinate.

Isobel Lake at a glance

Region: Thompson-Nicola
Management unit: MU 3-28
Species: Rainbow Trout, Brook TroutThe newest of these fish records is from 2026.Species from the province's fish observation records.
Lake size: Small Water (< 50 ha)
Ice fishing: Open to ice fishing, confirmed
Coordinates: 50.8439, -120.4072

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Gear for rainbow trout

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What people catch at Isobel Lake

A small lake set aside for young and disabled anglers for most of the season. It gets 3,000 Fraser Valley triploid catchables a year and 20 inch rainbows are not a surprise, so it is a genuinely good fishery, not just an easy one.

Rainbow Trout Stocked
Typically catchable size at release, with 20 inch fish common enough to expect
Fraser Valley triploid strain.
Source: Chrome Catchers

The rule that shapes it. Rainbow trout daily quota = 2; Youth/Disabled Accompanied Water Apr 1-Sept 30 (see the synopsis). Sources: Province of British Columbia, Chrome Catchers

Fish on record at Isobel Lake

Species in the Province's fish observation records
Species	First recorded	Last recorded	Records
Rainbow Trout	1988	2026	34
Brook Trout	1984	2005	23

A year is when the Province last recorded the fish here, not a statement that it is caught today.

How to fish Isobel Lake

Best times of year at Isobel Lake

May - June
September - October

Isobel Lake fishing regulations

Rainbow trout daily quota = 2; Youth/Disabled Accompanied Water Apr 1-Sept 30 (see the synopsis). Sources: Province of British Columbia, Chrome Catchers

Getting to Isobel Lake

13.9 km of traced road to the campground by way of McQueen Creek Rd and Noble Lake Rd. The road at the end is a loose surface. It stops 80 m short of the campground.

The route traced over the BC Digital Road Atlas. A trace is a line on a map, not a report on the road: check conditions before you drive it.

Coordinates: 50.8439, -120.4072

Camping and rec sites at Isobel Lake

Isobel Lake
Campsites
19 designated
To the shore
63 m

Access: This site is located approximately 20km North of Kamloops. Travel north on the Lac du Bois Road for 16km, turn right onto the Isobel Lake Forest Service Road, continue for approximately 4km following the signs to Isobel Lake.
Coordinates: 50.845828, -120.404422
The site on Recreation Sites and Trails BC

Depth chart for Isobel Lake

8.8 mdeepest

Isobel Lake runs to 8.8 m (29 ft) at its deepest.

The Province sounded Isobel Lake and published the depth chart surveyed in 1968.

Depth chart (PDF)

The ice year at Isobel Lake, modelled

Modelled from air temperature, not an ice report. It says nothing about whether ice will hold you.

In the model Isobel Lake froze in 65 of the 65 winters since 1960. Freeze-up falls most years between 1 November and 12 November, and ice-off between 24 April and 8 May. The median winter freezes on 7 November and opens on 1 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 13 April 2025, 149 days.

Isobel Lake is open to ice fishing under the regulations on file.

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.

Winterkill at Isobel Lake

Winter 2022-23Winterkill confirmedAn outcome reported the spring after. Winterkill Update: Spring 2023, Freshwater Fisheries Society of BC.
Winter 2025-26Rated high riskA rating from late-winter oxygen profiles, not a definitive result. Total kills are common. Winterkill Update: Spring 2026, Freshwater Fisheries Society of BC.

Isobel Lake climate, 1960 to 2025

Averaged over a year, the air above Isobel Lake is 1.5 C warmer than it was in the 1960s. That is 66 years of daily readings, not a forecast.

+1.5 Csince the 1960s
7.6 Caverage year now
6.1 Caverage year then
-20 daysbelow freezing, change

Average year at Isobel Lakedegrees C, yearly mean

each yearthe trend across 1960 to 2025

Days below freezingdays a year averaging under 0 C

each yearthe trend across 1960 to 2025

This week at Isobel 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	11° / 0°	30 km/h	dry	Steady
Wed 21 Oct	Overcast	16° / 3°	9 km/h, gusts 27	dry	Falling (-7.0 hPa)
Thu 22 Oct	Overcast	11° / 4°	11 km/h, gusts 29	dry	Falling (-2.1 hPa)
Fri 23 Oct	Overcast	8° / 0°	16 km/h, gusts 30	dry	Rising (+13.1 hPa)
Sat 24 Oct	Overcast	7° / -2°	12 km/h	dry	Rising (+4.7 hPa)
Sun 25 Oct	Overcast	6° / -3°	9 km/h	dry	Rising (+3.3 hPa)
Mon 26 Oct	Overcast	7° / -4°	8 km/h	dry	Falling (-1.7 hPa)

Open Isobel Lake in the app

Isobel Lake, in brief

What fish are in Isobel Lake?

Rainbow Trout, Brook Trout. Species from the province's fish observation records.

Which management unit is Isobel Lake in?

Isobel Lake is in MU 3-28, in the Thompson-Nicola. The BC Freshwater Fishing Regulations Synopsis is organised by management unit; check it before you go.

Trout lakes near Isobel Lake

Griffin Lake 2 km away
McQueen Lake 3 km away
Pass Lake 5 km away
Tranquille Lake 15 km away
Wentworth Lakes 16 km away

All 342 lakes in the Thompson-Nicola, with today's conditions on each.