Guichon Creek outlet of Mamit Lake
Water level and flow at gauge 08LG041, British Columbia. The flow is below normal for October (26% of the median). In the last 24 hours it has been rising.
Latest reading Oct 25, 6 AM local standard time (about an hour ago) · data checked · we check every 30 minutes
Compared with a normal October
Normal for October (middle half of 42 years of monthly averages): 0.14 m³/s4.83 cfs – 0.38 m³/s13.4 cfs, median 0.24 m³/s8.39 cfs. Right now it is at 26% of the median.
May 7, 2018 · approved records 1986–2024 (HYDAT). Right now the flow is 0% of that record.
Last 30 days
Hourly readings · shaded: normal range for this month
This year compared with past years
Daily flow
Normal range: monthly averages of 41 years (lighter band: 10th–90th percentile). Past years: approved daily means from HYDAT, the Water Survey of Canada archive (the latest year published is 2025). 2026: daily means of the provisional real-time readings collected by Canada River Levels since October 22, 2026.
Weather near this gauge
Periods of rain ending this morning then cloudy with 30 percent chance of showers. Snow level 1000 metres rising to 1400 metres this afternoon. Wind northeast 20 km/h gusting to 40. High 8. UV index 1 or low.
Partly cloudy. Wind northeast 20 km/h gusting to 40 becoming light this evening. Low plus 1.
A mix of sun and cloud. High 10. UV index 1 or low.
Cloudy periods. Low minus 2.
Forecast for Merritt (28 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Witches BrookMerritt · 15 km | 1.02 m3.33 ft | No normal yet |
| Nicola RiverOutlet of Nicola Lake · 24 km | 0.97 m3.17 ft | Very low |
| Nicola River South of Shackan08LG070 · 25 km | 2.95 m9.66 ft | No normal yet |
| Coldwater RiverMerritt · 28 km | 1.08 m3.53 ft | Very low |
| Guichon CreekAbove Tunkwa Lake Diversion · 28 km | 0.20 m0.65 ft | Normal |
| Spius CreekCanford · 30 km | 0.76 m2.48 ft | Very low |
About this gauge
Station: 08LG041 · Guichon Creek at Outlet of Mamit Lake
Location: 50.3611, -120.8099 · British Columbia
Same river: Above Tunkwa Lake Diversion
Water levels are measured from a local reference point at each gauge, not from sea level, so they cannot be compared between gauges.
Official sources
For flood warnings, advisories and approved data, always use these official services:
Questions
What is the water level of the Guichon Creek outlet of Mamit Lake today?
The latest reading (Oct 25, 6 AM, local standard time) is 2.24 m (7.35 ft) with a flow of 0.06 m³/s (2.19 cfs).
Is the Guichon Creek outlet of Mamit Lake high right now?
The flow is below normal for October (26% of the median).
Is the Guichon Creek rising or falling?
In the last 24 hours it has been rising.
What is the highest flow ever recorded on the Guichon Creek outlet of Mamit Lake?
40.7 m³/s (1,437 cfs) on May 7, 2018, the highest instantaneous flow in the approved records of the Water Survey of Canada (1986–2024). Events after 2024 are not yet in the approved archive.
Where does this data come from?
Gauge 08LG041 of the Water Survey of Canada (Environment and Climate Change Canada). Real-time data are provisional and may be revised. We check for new readings every 30 minutes. Canada River Levels is not an official source.