Musselshell River near Harlowton
Observed Fri, Oct 2, 7:00 PM MDT
- Flood stage
- 7.00 ft
- Record crest
- 10.25 ft2011
Flood stages and impacts
| Category | Stage |
|---|---|
| Minor flood | 7.00 ft |
Flood outlook
Chance of flooding, October to December
| Category | Chance |
|---|---|
| Minor flooding | Under 5% |
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 23, 2026.
Crest history
64 crests on NOAA’s list since 1957.
| # | Date | Stage |
|---|---|---|
| 1 | May 25, 2011 | 10.25 ft |
| 2 | June 20, 1975 | 10.01 ft |
| 3 | March 7, 2014 | 9.84 ft |
| 4 | June 20, 1979 | 9.14 ft |
| 5 | June 12, 1997 | 8.25 ft |
| 6 | May 11, 2018 | 7.55 ft |
| 7 | June 15, 1967 | 7.52 ft |
| 8 | June 6, 1991 | 7.26 ft |
| 9 | May 24, 1981 | 7.19 ft |
| 10 | June 5, 2023 | 6.90 ft |
| 11 | January 27, 2015 | 6.76 ft |
| 12 | May 28, 1962 | 6.26 ft |
| 13 | May 27, 2019 | 6.24 ft |
| 14 | June 20, 2010 | 6.14 ft |
| 15 | June 18, 1992 | 6.11 ft |
| 16 | June 11, 1964 | 6.07 ft |
| 17 | May 16, 1976 | 6.01 ft |
| 18 | May 24, 1978 | 5.90 ft |
| 19 | May 23, 1970 | 5.85 ft |
| 20 | June 17, 1980 | 5.78 ft |
| 21 | June 7, 1995 | 5.72 ft |
| 22 | June 18, 1965 | 5.65 ft |
| 23 | June 2, 2015 | 5.62 ft |
| 24 | May 27, 2014 | 5.59 ft |
| 25 | June 16, 1982 | 5.55 ft |
Most recent crests
- May 31, 2024: 3.89 ft
- June 5, 2023: 6.90 ft
- June 7, 2022: 3.72 ft
- May 21, 2021: 3.49 ft
- May 21, 2020: 5.07 ft
- May 27, 2019: 6.24 ft
- May 11, 2018: 7.55 ft
- June 14, 2017: 4.78 ft
- May 22, 2016: 3.80 ft
- June 2, 2015: 5.62 ft
Nearby
Upstream, downstream and the gauges around this one.
- UpstreamMusselshell River at Martinsdale
- DownstreamMusselshell River at Shawmut
- Musselshell River at Martinsdale Supply Canal
- Sweet Grass Creek at Tronrud Bridge near Melville
- South Fork Musselshell at Martinsdale
- N Fork Musselshell River at Bair Reservoir
- Shields River at Wilsall
- N Fork Musselshell River at Delphine
What this means
Forecasts by the Missouri Basin River Forecast Center. Forecasts are issued routinely during the warm season, and as needed at other times of the year. Stage may be affected by ice during winter months. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 72 hours into the future from the forecast issuance time.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.