Rivers in Montana
Fisher River near Libby
Below flood stage
2.78ftStage
Observed Mon, Sep 28, 11:45 PM MDT
- Flood stage
- 7.50 ft
- Forecast crest
- 2.76 ftTue, Sep 29, 6:00 AM MDT
- Record crest
- 10.35 ft1996
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 10.00 ft |
| Moderate flood | 8.50 ft |
| Minor flood | 7.50 ft |
| Action | 7.00 ft |
- 9.00 ftFlooding affects low lying homes and roads adjacent to the river. Flooding affects Fisher River Road and several flood prone areas along the road.
- 7.50 ftFlooding affects low lying areas adjacent to the river. Flooding also causes minor washouts along Fisher River Road.
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 28, 2026.
Crest history
22 crests on NOAA’s list since 1948.
| # | Date | Stage |
|---|---|---|
| 1 | February 9, 1996 | 10.35 ft |
| 2 | January 16, 1974 | 9.29 ft |
| 3 | April 28, 1997 | 8.75 ft |
| 4 | April 15, 2002 | 8.54 ft |
| 5 | May 22, 1948 | 8.30 ft |
| 6 | November 25, 1990 | 8.00 ft |
| 7 | May 19, 2008 | 7.81 ft |
| 8 | March 19, 2017 | 7.81 ft |
| 9 | March 18, 1972 | 7.75 ft |
| 10 | December 11, 2025 | 7.67 ft |
| 11 | April 25, 2012 | 7.66 ft |
| 12 | May 5, 1971 | 7.57 ft |
| 13 | April 24, 1969 | 7.54 ft |
| 14 | May 16, 2011 | 7.46 ft |
| 15 | December 5, 1975 | 7.18 ft |
| 16 | November 12, 1989 | 7.01 ft |
| 17 | June 16, 2022 | 6.70 ft |
| 18 | March 16, 2015 | 6.66 ft |
| 19 | May 28, 1998 | 6.54 ft |
| 20 | May 25, 2021 | 6.18 ft |
| 21 | May 31, 2020 | 5.89 ft |
| 22 | March 28, 2025 | 5.34 ft |
Most recent crests
- December 11, 2025: 7.67 ft
- March 28, 2025: 5.34 ft
- June 16, 2022: 6.70 ft
- May 25, 2021: 6.18 ft
- May 31, 2020: 5.89 ft
- March 19, 2017: 7.81 ft
- March 16, 2015: 6.66 ft
- April 25, 2012: 7.66 ft
- May 16, 2011: 7.46 ft
- May 19, 2008: 7.81 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Northwest River Forecast Center. Forecasts are issued routinely year-round.
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.