Major Flood
15 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
13 ft
Minor Flood
11 ft
Action Stage
10 ft
What Floods at Each Level
15 ft
Flooding affecting many lowlying areas adjacent to the river specifically homes in the Target Range and Orchard Homes neighborhoods is possible.
14 ft
Flooding affecting low lying areas near Mcclay Bridge and homes in the Target Range area is possible.
12 ft
Flooding of farmland and some roads along the Bitterroot River from Lolo to the confluence with the Clark Fork River is possible.
11 ft
Flooding to low lying areas adjacent to the river is possible.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Jun 19, 1899 | 14.55 ft | 38,300 cfs |
| Jun 17, 1974 | 13.4 ft | 30,000 cfs |
| May 18, 1997 | 13.11 ft | 28,440 cfs |
About This Gauge
USGS Site
NWS LID
BITM8
River
Bitterroot River
County
Missoula, MT
Coordinates
46.8317°N, 114.0549°W
Get Flood Alerts for Bitterroot River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Bitterroot River near Missoula?
The Bitterroot River near Missoula gauge is maintained by USGS (site 12352500) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Bitterroot River near Missoula?
The NWS-defined flood stage for Bitterroot River near Missoula is 11 feet. Action stage begins at 10 feet. Moderate flooding starts at 13 feet, and major flooding at 15 feet.
How do I get alerts when Bitterroot River rises?
Download StormCast free on Google Play, go to River Gauges, and add Bitterroot River near Missoula to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Bitterroot River near Missoula gauge located?
The gauge is located in Missoula County, Montana at coordinates 46.8317°N, 114.0549°W. USGS site number: 12352500. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey