What is the current flow on Clark Fork River?

Clark Fork River was running 3,850 cubic feet per second as of Aug 1, 2026, 5:45 PM UTC, measured at USGS gauge 12391950. This is a build-time snapshot rather than a live reading — check the USGS gauge directly before relying on it.

Clark Fork River

Idaho. Streamflow and water-temperature readings from USGS gauges. Running 3,850 cfs as of Aug 1, 2026, 5:45 PM UTC.

Latest Reading

3,850

cubic feet / second

USGS gauge

Flow measured Aug 1, 2026, 5:45 PM UTC at gauge 12391950. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

USGS Gauges on Clark Fork River

Gauge	Station	Water temp?
12391950	CLARK FORK RIVER BELOW CABINET GORGE DAM ID	—

Fly fishing rivers →Idaho lakes →

Conditions: USGS NWIS (public domain).