StormCast — Weather & Emergency Alerts

Kootenai River below Libby Dam near Libby
Montana — Water Level & Flood Stage

Located in Lincoln County, Montana on the Kootenai River. Live water level data from USGS gauge 12301933, updated every 15 minutes.

Current Water Level

Gage Height

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Streamflow

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Last Reading

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Flood Stages

Minor Flood

27.5 ft

48,000 cfs

Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.

What Floods at Each Level

27.5 ft

Some home owners living along the banks of the Kootenai River will have flooding to sections of their property.

Impact statements from the National Weather Service, describing what typically happens at each water level.

7-Day Water Level Chart

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View Official NWS Hydrograph →

Historic Crests

Date Stage Flow
Jun 17, 200628.5 ft55,000 cfs
Jun 17, 200628.5 ft55,000 cfs
Jul 2, 201227.61 ft48,900 cfs
Jul 2, 201227.61 ft48,900 cfs
Aug 4, 197427.5 ft47,200 cfs

About This Gauge

USGS Site

12301933

NWS LID

KBDM8

River

Kootenai River

County

Lincoln, MT

Coordinates

48.4008°N, 115.3197°W

Get Flood Alerts for Kootenai 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.

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Frequently Asked Questions

What is the current water level of Kootenai River below Libby Dam near Libby?

The Kootenai River below Libby Dam near Libby gauge is maintained by USGS (site 12301933) 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 Kootenai River below Libby Dam near Libby?

The NWS-defined flood stage for Kootenai River below Libby Dam near Libby is 27.5 feet. Action stage begins at N/A feet. Moderate flooding starts at N/A feet, and major flooding at N/A feet.

How do I get alerts when Kootenai River rises?

Download StormCast free on Google Play, go to River Gauges, and add Kootenai River below Libby Dam near Libby to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.

Where is the Kootenai River below Libby Dam near Libby gauge located?

The gauge is located in Lincoln County, Montana at coordinates 48.4008°N, 115.3197°W. USGS site number: 12301933. Data is provided by the U.S. Geological Survey and the National Weather Service.

On This River

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Source & Notes

Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey