Cerulean Lake
MU 4-25, Kootenays
50.9111° N, 115.6564° W
- Surface area
- 25.7ha
- Elevation
- 2,214m
Open Cerulean Lake in the appThe 7-day forecast, max depth and wildfire smoke check, on the lake's own coordinate.
Cerulean Lake at a glance
- Region
- Kootenays
- Management unit
- MU 4-25
- Species
- Westslope Cutthroat Trout (last recorded 1991), Rainbow Trout (last recorded 1977), Mountain Whitefish (last recorded 1991)The newest of these fish records is from 1991.Species from the province's fish observation records.
- Lake size
- Small Water (< 50 ha)
- Catch and release
- Yes
- Ice fishing
- Open to ice fishing, confirmed
- Coordinates
- 50.9111, -115.6564
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Fish on record at Cerulean Lake
| Species | First recorded | Last recorded | Records |
|---|---|---|---|
| Rainbow Trout | 1974 | 1977 | 2 |
| Mountain Whitefish | 1991 | 1991 | 1 |
A year is when the Province last recorded the fish here, not a statement that it is caught today.
How to fish Cerulean Lake
Best times of year at Cerulean Lake
- May - June
- September - October
Cerulean Lake fishing regulations
Trout/char catch and release; bait ban. Source: Province of British Columbia
Getting to Cerulean Lake
Coordinates: 50.9111, -115.6564
The ice year at Cerulean Lake, modelled
Modelled from air temperature, not an ice report. It says nothing about whether ice will hold you.
In the model Cerulean Lake froze in 65 of the 65 winters since 1960. Freeze-up falls most years between 1 October and 15 October, and ice-off between 22 June and 9 July. The median winter freezes on 8 October and opens on 1 July.
the middle half of modelled winters the median ice cover in the median winter
Winter 2024-25 in the model: frozen from 30 September 2024 to 13 June 2025, 256 days.
Cerulean 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.
Cerulean Lake climate, 1960 to 2025
Averaged over a year, the air above Cerulean Lake is 0.5 C warmer than it was in the 1960s. That is 66 years of daily readings, not a forecast.
- +0.5 Csince the 1960s
- -0.6 Caverage year now
- -1.1 Caverage year then
- +0 daysbelow freezing, change
each yearthe trend across 1960 to 2025
each yearthe trend across 1960 to 2025
This week at Cerulean 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 | 2° / -4° | 12 km/h, gusts 23 | dry | Steady |
| Wed 21 Oct | Clear sky | 5° / -5° | 17 km/h, gusts 54 | dry | Falling (-4.5 hPa) |
| Thu 22 Oct | Slight snow | 5° / -4° | 12 km/h, gusts 38 | dry | Falling (-5.1 hPa) |
| Fri 23 Oct | Moderate snow | 0° / -8° | 9 km/h, gusts 31 | 3 mm | Rising (+4.1 hPa) |
| Sat 24 Oct | Moderate snow | 4° / -9° | 6 km/h, gusts 38 | 4 mm | Rising (+11.4 hPa) |
| Sun 25 Oct | Moderate snow | 5° / -12° | 7 km/h, gusts 36 | 1 mm | Rising (+7.3 hPa) |
| Mon 26 Oct | Partly cloudy | 0° / -12° | 3 km/h | dry | Falling (-2.4 hPa) |
Cerulean Lake, in brief
What fish are in Cerulean Lake?
Westslope Cutthroat Trout (last recorded 1991), Rainbow Trout (last recorded 1977), Mountain Whitefish (last recorded 1991). Species from the province's fish observation records.
Which management unit is Cerulean Lake in?
Cerulean Lake is in MU 4-25, in the Kootenays. The BC Freshwater Fishing Regulations Synopsis is organised by management unit; check it before you go.
Trout lakes near Cerulean Lake
- Larix Lake 18 km away
- Diana Lake 41 km away
- Fenwick Lake 47 km away
- Upper Halgrave Lake 48 km away
- Steamboat Lake 48 km away
All 162 lakes in the Kootenays, with today's conditions on each.