What is the current flow on Stillwater River?

Stillwater River was running 780 cubic feet per second as of Aug 1, 2026, 6:15 PM UTC, measured at USGS gauge 06205000. 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 Stillwater River?

65.7°F (18.7°C) as of Aug 1, 2026, 6:15 PM UTC, at USGS gauge 06205000. Stillwater 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.

Stillwater River

Montana. Streamflow and water-temperature readings from USGS gauges. Running 780 cfs as of Aug 1, 2026, 6:15 PM UTC.

Latest Reading

780

cubic feet / second

65.7°F

water temperature (18.7°C)

USGS gauges

Flow measured Aug 1, 2026, 6:15 PM UTC at gauge 06205000. Temperature measured Aug 1, 2026, 6:15 PM UTC at gauge 06205000. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

USGS Gauges on Stillwater River

Gauge	Station	Water temp?
06205000	Stillwater River near Absarokee, MT	Yes
12365700	Stillwater River at Lawrence Park, at Kalispell	—

Fly fishing rivers →Montana trout water →Montana lakes →

Conditions: USGS NWIS (public domain).