Cavan Lake at Dunmore
Water level and flow at gauge 05AH048, Alberta. The level is normal for October. In the last 24 hours it has been steady.
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 20 years of monthly averages): 805.28 m2,642.00 ft – 807.81 m2,650.30 ft, median 806.84 m2,647.12 ft.
June 19, 2010 · approved records 1984–2025 (HYDAT). Right now the level is 5.15 m16.91 ft below that record.
0.88 m2.89 ft lower than on October 25, 2025 (806.21 m2,645.04 ft)
approved daily mean (HYDAT)
Last 30 days
Hourly readings · shaded: normal range for this month
This year compared with past years
Daily water level
Normal range: monthly averages of 15 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
Mainly cloudy. Wind becoming east 20 km/h this afternoon. High plus 4. Wind chill minus 6 this morning. UV index 2 or low.
Partly cloudy. Wind east 20 km/h becoming light this evening. Low minus 6. Wind chill minus 12 overnight.
A mix of sun and cloud. Wind becoming southeast 20 km/h near noon. High 8. Wind chill minus 12 in the morning. UV index 2 or low.
Cloudy periods. Low zero.
Forecast for Medicine Hat (23 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Ross CreekHighway No. 41 · 12 km | 2.13 m6.99 ft | Very low |
| Seven Persons CreekMedicine Hat · 22 km | 0.43 m1.42 ft | Below normal |
| South Saskatchewan RiverMedicine Hat · 23 km | 2.19 m7.18 ft | Normal |
| Cypress View ReservoirElkwater · 25 km | 979.13 m3,212.38 ft | Very high |
| Sam LakeTributary Near Schuler · 26 km | 0.77 m2.51 ft | No normal yet |
| Bullshead ReservoirElkwater · 31 km | 1,074.15 m3,524.10 ft | Normal |
About this gauge
Station: 05AH048 · Cavan Lake Near Dunmore
Location: 49.9439, -110.4007 · Alberta
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 Cavan Lake at Dunmore today?
The latest reading (Oct 25, 6 AM, local standard time) is 805.33 m (2,642.15 ft).
Is the Cavan Lake at Dunmore high right now?
The level is normal for October.
Is the Cavan Lake rising or falling?
In the last 24 hours it has been steady.
What is the highest water level ever recorded on the Cavan Lake at Dunmore?
810.48 m (2,659.06 ft) on June 19, 2010, the highest instantaneous level in the approved records of the Water Survey of Canada (1984–2025). Events after 2025 are not yet in the approved archive.
How does the Cavan Lake at Dunmore compare with a year ago?
The level is 0.88 m (2.89 ft) lower than on October 25, 2025 (806.21 m (2,645.04 ft), approved daily mean (HYDAT)).
Where does this data come from?
Gauge 05AH048 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.