River Levels Streamgages Weather

Total streamflow across the Stillwater River was last observed at 1,480 cfs, and is expected to yield approximately 2,936 acre-ft of water today; about 61% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 2,434 cfs, with recent peaks last observed on 2018-04-04 when daily discharge volume was observed at 21,741 cfs.

Maximum discharge along the river is currently at the Stillwater River Near Absarokee Mt reporting a streamflow rate of 1,480 cfs. However, the streamgauge with the highest stage along the river is the Stillwater River Near Sterling with a gauge stage of 4.22 ft. This river is monitored from 4 different streamgauging stations along the Stillwater River, the highest being situated at an altitude of 3,880 ft, the Stillwater River Near Absarokee Mt.

The Stillwater River is located in Montana and is a tributary of the Yellowstone River. The river is approximately 70 miles long and has a rich history dating back to the 1800s when it was used for transportation and irrigation. The river is fed by several small creeks and is known for its crystal-clear water. The river is home to several reservoirs including the Mystic Lake Reservoir and the East Fork Reservoir, which are used for hydroelectric power and irrigation. The river is also a popular destination for recreational activities such as fishing, kayaking, and camping. Additionally, the river is used for agricultural purposes, and many farmers rely on the river to irrigate their crops. Overall, the Stillwater River is a significant resource for the local community and plays a vital role in the economy and environment of the area.

Heat Advisory
Until 2024-07-14T06:00:00-06:00 National Weather Service
* WHAT...High temperatures of 100 to 104 each afternoon. * WHERE...Fort Collins, Longmont, Boulder, Denver and suburbs, and Greeley. * WHEN...The most extreme temperatures will occur between 10 am and 8 pm each day. * IMPACTS...Hot temperatures may cause heat illnesses.

July 13, 2024







Last Updated 2024-07-13
Discharge Volume 2,936 ACRE-FT
Streamflow 1,480.0 cfs
0.0 cfs (0.0%)
Percent of Normal 60.81%
Maximum 21,741.0 cfs
Seasonal Avg 2,434 cfs
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Stillwater River Near Absarokee Mt
USGS 06205000
1480 cfs 3.08 ft 0
Stillwater River At Pleasant Hill Oh
USGS 03265000
190 cfs 1.8 ft -51.03
Stillwater River At Englewood Oh
USGS 03266000
375 cfs 3.44 ft -52.53
Stillwater River Near Sterling
USGS 01095220
10 cfs 4.22 ft -22.91

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Historical River Levels

The Stillwater River is a river in New Zealand, flowing into Caswell Sound, Fiordland.

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Regional Streamflow


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Cubic Feet Per Second


Cubic Feet Per Second


Cubic Feet Per Second