Red Flag Warning
2025-12-17T18:00:00-07:00

* AFFECTED AREA...Fire Weather Zones 241, 242, 243, 245 and 246. * TIMING...Until 6 PM MST this evening. * WINDS...West 15 to 30 mph with gusts up to 60 mph. * RELATIVE HUMIDITY...As low as 16 percent. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire.


Teton River River Levels

Last Updated: December 17, 2025

The Teton River is a tributary of the Snake River located in eastern Idaho.


Summary

Total streamflow across the Teton River was last observed at 584 cfs, and is expected to yield approximately 1,158 acre-ft of water today; about 102% of normal. Average streamflow for this time of year is 571 cfs, with recent peaks last observed on 2011-06-12 when daily discharge volume was observed at 12,480 cfs.

Maximum discharge along the river is currently at the Teton River Nr St Anthony Id reporting a streamflow rate of 385 cfs. However, the streamgauge with the highest stage along the river is the Teton River Bl South Fork Nr Choteau Mt with a gauge stage of 4.21 ft. This river is monitored from 5 different streamgauging stations along the Teton River, the highest being situated at an altitude of 5,963 ft, the Teton River Ab South Leigh Creek Nr Driggs Id.

River Details

Last Updated 2025-12-17
Discharge Volume 1,158 ACRE-FT
Streamflow 584.0 cfs
+24.0 cfs (+4.29%)
Percent of Normal 102.28%
Maximum 12,480.0 cfs
2011-06-12
Seasonal Avg 571 cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Teton River Ab South Leigh Creek Nr Driggs Id
USGS 13052200
199 cfs 1.5 ft 0
Teton River Nr St Anthony Id
USGS 13055000
385 cfs 2.06 ft 6.65
Teton River Bl South Fork Nr Choteau Mt
USGS 06102500
44 cfs 4.21 ft 0
Teton River Near Dutton Mt
USGS 06108000
83 cfs 2.28 ft -11.19
Teton River At Loma Mt
USGS 06108800
38 cfs 1.07 ft -6.95
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Teton River (pronounced "TEE-tuhn") is located in northwestern Montana, in the Western United States
The ~ 150 miles (240 km) long river is a tributary of the Marias River. Its watershed is within Teton County and Chouteau County, Montana.