Semaphore Lake
MU 2-11, Lower Mainland
50.5986° N, 123.0383° W
- Surface area
- 1.4ha
- Elevation
- 1,635m
- Campsites
- 31
- At Semaphore Lakes Area rec site
Open Semaphore Lake in the appThe 7-day forecast, max depth and wildfire smoke check, on the lake's own coordinate.
Semaphore Lake at a glance
- Region
- Lower Mainland
- Management unit
- MU 2-11
- Lake size
- Small Water (< 50 ha)
- Coordinates
- 50.598567, -123.038268
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Semaphore Lake fishing regulations
We have no lake specific regulations on file for Semaphore Lake yet.
Getting to Semaphore Lake
Coordinates: 50.598567, -123.038268
Camping and rec sites at Semaphore Lake
- Semaphore Lakes Area
- Campsites
- 31 designated
- To the shore
- 1199 m
Coordinates: 50.591417, -123.052455
The ice year at Semaphore Lake, modelled
Modelled from air temperature, not an ice report. It says nothing about whether ice will hold you.
In the model Semaphore Lake froze in 65 of the 65 winters since 1960. Freeze-up falls most years between 6 October and 21 October, and ice-off between 29 June and 20 July. The median winter freezes on 13 October and opens on 11 July.
the middle half of modelled winters the median ice cover in the median winter
Winter 2024-25 in the model: frozen from 21 October 2024 to 23 June 2025, 245 days.
We have no ice fishing regulation on file for Semaphore Lake either way. Check the current BC Freshwater Fishing Regulations Synopsis before you plan a trip.
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.
Semaphore Lake climate, 1960 to 2025
Averaged over a year, the air above Semaphore 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
- 9.1 Caverage year now
- 7.6 Caverage year then
- -12 daysbelow freezing, change
each yearthe trend across 1960 to 2025
each yearthe trend across 1960 to 2025
This week at Semaphore 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 |
|---|---|---|---|---|---|
| Mon 2 Nov | Overcast | 1° / -9° | 9 km/h | dry | Steady |
| Tue 3 Nov | Slight snow | 2° / -4° | 6 km/h | dry | Falling (-3.3 hPa) |
| Wed 4 Nov | Slight snow | 1° / -8° | 8 km/h | 1 mm | Falling (-1.8 hPa) |
| Thu 5 Nov | Heavy snow | 0° / -2° | 7 km/h, gusts 12 | 4 mm | Steady |
| Fri 6 Nov | Heavy snow | 0° / -15° | 8 km/h, gusts 17 | 22 mm | Steady |
| Sat 7 Nov | Overcast | 0° / -15° | 2 km/h, gusts 8 | dry | Rising (+7.2 hPa) |
| Sun 8 Nov | Heavy snow | 2° / -7° | 4 km/h, gusts 14 | 7 mm | Falling (-9.4 hPa) |
Semaphore Lake, in brief
How big is Semaphore Lake?
Semaphore Lake covers about 1.4 ha, by the province's Freshwater Atlas.
Which management unit is Semaphore Lake in?
Semaphore Lake is in MU 2-11, in the Lower Mainland. The BC Freshwater Fishing Regulations Synopsis is organised by management unit; check it before you go.
Trout lakes near Semaphore Lake
- Tenquille Lake 11 km away
- Gwyneth Lake 24 km away
- Birkenhead Lake 25 km away
- Downton Lake (Reservoir) 27 km away
- Chain Lakes 28 km away
All 133 lakes in the Lower Mainland, with today's conditions on each.