Big Grass River at Glenella
Water level and flow at gauge 05LL015, Manitoba. The flow is above normal for October (438% of the median). In the last 24 hours it has been falling.
Latest reading Oct 25, 11 AM local standard time (2 hours ago) · data checked · we check every 30 minutes
Compared with a normal October
Normal for October (middle half of 40 years of monthly averages): 0.05 m³/s1.62 cfs – 0.52 m³/s18.5 cfs, median 0.19 m³/s6.55 cfs. Right now it is at 438% of the median.
April 10, 1976 · approved records 1973–2025 (HYDAT). Right now the flow is 1% 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 40 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
Sunny. Wind northwest 30 km/h gusting to 50. High plus 5. UV index 2 or low.
Clear. Wind up to 15 km/h. Low minus 8. Wind chill minus 12 overnight.
Mainly sunny. Wind up to 15 km/h. High plus 5. Wind chill minus 13 in the morning. UV index 2 or low.
Clear. Low minus 6.
Forecast for Shilo (47 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Pelican Creek SouthTributary Near Birnie · 36 km | 1.51 m4.96 ft | Very high |
| Whitemud RiverKeyes · 37 km | 288.32 m945.93 ft | Very high |
| Lake ManitobaWestbourne · 39 km | 247.69 m812.64 ft | Very high |
| Lake IrwinNeepawa · 47 km | 359.09 m1,178.13 ft | Very high |
| McKinnon CreekMcCreary · 49 km | 2.17 m7.12 ft | Very high |
| Whitemud RiverWestbourne · 50 km | 0.50 m1.64 ft | Above normal |
About this gauge
Station: 05LL015 · Big Grass River Near Glenella
Location: 50.5057, -98.9703 · Manitoba
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 Big Grass River at Glenella today?
The latest reading (Oct 25, 11 AM, local standard time) is 1.32 m (4.33 ft) with a flow of 0.81 m³/s (28.7 cfs).
Is the Big Grass River at Glenella high right now?
The flow is above normal for October (438% of the median).
Is the Big Grass River rising or falling?
In the last 24 hours it has been falling.
What is the highest flow ever recorded on the Big Grass River at Glenella?
112 m³/s (3,955 cfs) on April 10, 1976, the highest instantaneous flow in the approved records of the Water Survey of Canada (1973–2025). Events after 2025 are not yet in the approved archive.
Where does this data come from?
Gauge 05LL015 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.