What is the current flow on Smith River?

Smith River was running 90 cubic feet per second as of Aug 1, 2026, 5:45 PM UTC, measured at USGS gauge 06077500. This is a build-time snapshot rather than a live reading — check the USGS gauge directly before relying on it.

What is the water temperature on Smith River?

70.2°F (21.2°C) as of Aug 1, 2026, 6:15 PM UTC, at USGS gauge 06077200. Smith River carries no state trout classification, so the trout-stress thresholds do not apply to it — this is a water temperature measurement, not a fishery judgement.

Smith River

Montana. Streamflow and water-temperature readings from USGS gauges. Running 90 cfs as of Aug 1, 2026, 5:45 PM UTC.

Latest Reading

cubic feet / second

70.2°F

water temperature (21.2°C)

USGS gauges

Flow measured Aug 1, 2026, 5:45 PM UTC at gauge 06077500. Temperature measured Aug 1, 2026, 6:15 PM UTC at gauge 06077200. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

USGS Gauges on Smith River

Gauge	Station	Water temp?
06076690	Smith River near Ft Logan MT	—
06077200	Smith River bl Eagle Cr nr Fort Logan MT	Yes
06077500	Smith River near Eden MT	Yes

Fly fishing rivers →Montana trout water →Montana lakes →

Conditions: USGS NWIS (public domain).