Thetis Lake
MU 1-1, Vancouver Island
48.4675° N, 123.4703° W
- Surface area
- 34.8ha
- Elevation
- 56m
Open Thetis Lake in the appThe 7-day forecast, max depth and wildfire smoke check, on the lake's own coordinate.
Trophy fish at Thetis Lake
Thetis Lake is known for trophy Largemouth bass to 4.6 lb.
- Largemouth bass to 4.6 lb
Trophy sizes this lake is known for, not a typical catch. They are historical records from our own big fish list, with no date on file, not recent catches.
Thetis Lake at a glance
- Region
- Vancouver Island
- Management unit
- MU 1-1
- Species
- Largemouth Bass, Coastal Cutthroat Trout, Rainbow TroutSpecies from our own lake research and angling reports.
- Lake size
- Small Water (< 50 ha)
- Ice fishing
- Open to ice fishing, confirmed
- Coordinates
- 48.4675, -123.4703
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Gear for largemouth bass
Lines, leaders, lures and flies for largemouth bass, searched on Amazon.ca.
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How to fish Thetis Lake
Best times of year at Thetis Lake
- May - June
- September - October
Thetis Lake fishing regulations
Electric motor only - max 7.5 kW. Source: Province of British Columbia
Getting to Thetis Lake
1.5 km of traced road to the shore by way of Six Mile Rd. The road at the end is a paved surface. It stops 270 m short of the shore.
Coordinates: 48.4675, -123.4703
The ice year at Thetis Lake, modelled
Modelled from air temperature, not an ice report. It says nothing about whether ice will hold you.
In the model Thetis Lake froze in only 19 of the 65 winters since 1960, too few to give it usual dates.
Thetis 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.
Thetis Lake climate, 1960 to 2025
Averaged over a year, the air above Thetis Lake is 0.8 C warmer than it was in the 1960s. That is 66 years of daily readings, not a forecast.
- +0.8 Csince the 1960s
- 9.5 Caverage year now
- 8.7 Caverage year then
- -3 daysbelow freezing, change
each yearthe trend across 1960 to 2025
each yearthe trend across 1960 to 2025
This week at Thetis 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 | Partly cloudy | 17° / 4° | 15 km/h, gusts 26 | dry | Steady |
| Wed 21 Oct | Overcast | 19° / 8° | 10 km/h, gusts 18 | dry | Falling (-5.2 hPa) |
| Thu 22 Oct | Overcast | 14° / 6° | 8 km/h | dry | Steady |
| Fri 23 Oct | Overcast | 14° / 5° | 8 km/h | dry | Rising (+10.1 hPa) |
| Sat 24 Oct | Overcast | 14° / 5° | 9 km/h | dry | Rising (+2.2 hPa) |
| Sun 25 Oct | Overcast | 15° / 6° | 9 km/h, gusts 17 | dry | Falling (-1.6 hPa) |
| Mon 26 Oct | Overcast | 16° / 7° | 9 km/h, gusts 14 | dry | Steady |
Thetis Lake, in brief
What fish are in Thetis Lake?
Largemouth Bass, Coastal Cutthroat Trout, Rainbow Trout. Species from our own lake research and angling reports.
Which management unit is Thetis Lake in?
Thetis Lake is in MU 1-1, on Vancouver Island. The BC Freshwater Fishing Regulations Synopsis is organised by management unit; check it before you go.
Trout lakes near Thetis Lake
- Prior Lake 1 km away
- Langford Lake 5 km away
- Glen Lake 5 km away
- Prospect Lake 6 km away
- Elk / Beaver Lake 9 km away
All 193 lakes on Vancouver Island, with today's conditions on each.