Total streamflow across the
Cheyenne River
was last observed at
624
cfs, and is expected to yield approximately
1,238
acre-ft of water today; about 142%
of normal.
River levels are high.
Average streamflow for this time of year is
438 cfs,
with recent peaks last observed
on
2019-05-23 when daily discharge volume was observed at
89,511 cfs.
Maximum discharge along the river is currently at the
Cheyenne River At Redshirt
reporting a streamflow rate of 311 cfs.
This is also the highest stage along the Cheyenne River, with a gauge stage of
9.82 ft at this location.
This river is monitored from 7 different streamgauging stations along the Cheyenne River, the highest being situated at an altitude of 3,582 ft, the
Cheyenne River Near Spencer.
| Last Updated | 2025-12-01 |
| Discharge Volume | 1,238 ACRE-FT |
| Streamflow |
624.4 cfs
+215.92 cfs (+52.86%) |
| Percent of Normal | 142.41% |
| Maximum |
89,511.0 cfs
2019-05-23 |
| Seasonal Avg | 438 cfs |
| Streamgauge | Streamflow | Gauge Stage | 24hr Change (%) | % Normal | Minimum (cfs) | Maximum (cfs) | Air Temp | Elevation |
|---|---|---|---|---|---|---|---|---|
|
Cheyenne River Near Spencer
USGS 06386500 |
6 cfs | 3.81 ft | -8.98 | |||||
|
Cheyenne R At Edgemont Sd
USGS 06395000 |
20 cfs | 1.47 ft | 110.74 | |||||
|
Cheyenne R Below Angostura Dam Sd
USGS 06401500 |
2 cfs | 2.93 ft | -7.3 | |||||
|
Cheyenne R Near Buffalo Gap Sd
USGS 06402600 |
103 cfs | 2.51 ft | 30.21 | |||||
|
Cheyenne River At Redshirt
USGS 06403700 |
311 cfs | 9.82 ft | 304.95 | |||||
|
Cheyenne River Near Wasta
USGS 06423500 |
190 cfs | 1.17 ft | 28.38 | |||||
|
Cheyenne R Near Plainview Sd
USGS 06438500 |
0 cfs | 7.94 ft | None |
The Cheyenne River (Lakota: Wakpá Wašté; "Good River"), also written Chyone, referring to the Cheyenne people who once lived there, is a tributary of the Missouri River in the U.S. states of Wyoming and South Dakota. It is approximately 295 miles (475 km) long and drains an area of 24,240 square miles (62,800 km2). About 60% of the drainage basin is in South Dakota and almost all of the remainder is in Wyoming.