What is the current flow on Yellowstone River?

Yellowstone River was running 2,150 cubic feet per second as of Aug 1, 2026, 5:30 PM UTC, measured at USGS gauge 06186500. This is a build-time snapshot rather than a live reading — check the USGS gauge directly before relying on it.

Yellowstone River

Wyoming. Streamflow and water-temperature readings from USGS gauges. Running 2,150 cfs as of Aug 1, 2026, 5:30 PM UTC.

Latest Reading

2,150

cubic feet / second

USGS gauge

Flow measured Aug 1, 2026, 5:30 PM UTC at gauge 06186500. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

USGS Gauges on Yellowstone River

Gauge	Station	Water temp?
06186500	Yellowstone River at Yellowstone Lk Outlet YNP	—

Fly fishing rivers →Wyoming lakes →

Conditions: USGS NWIS (public domain).