Cheyenne River Flow Today
As of October 4, 2026 at 1:30 AM, the Cheyenne River is flowing at 83 cfs near Plainview Sd, SD — 29% of normal for the date and down 13% in 24 hours. 6 of 7 USGS gauges reported in the last 3 days; flows range from 3.8 to 83 cfs. ❤ Favorite
Cheyenne River map
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Cheyenne River conditions today
Where the river is running versus normal, what’s rising or dropping, and what it means for a trip — built from the live USGS readings below.
At Plainview Sd, the Cheyenne River is running 83 cfs — 29% of normal, down 13% since yesterday. Along the river, 4 of 6 reporting gauges are below normal (the typical gauge is at 61% of normal).
In the last 24 hours the river is dropping at Plainview Sd (-13%) and Edgemont Sd (-10%).
Highest against normal: Spencer at 252%. Lowest: Plainview Sd at 29%.
How the Cheyenne River compares to normal
Every reporting gauge from the top of the river to the bottom: bar length is today’s flow, colour is percent of normal for the date.
Flow along the river, upstream to downstream
- Spencer3,582 ft 3.8 cfs252%
- Edgemont Sd3,422 ft 7.8 cfs48%
- Buffalo Gap Sd2,820 ft 64 cfs92%
- Redshirt2,670 ft 51 cfs75%
- Wasta2,269 ft 63 cfs47%
- Plainview Sd1,865 ft 83 cfs29%
Bar length uses a square-root scale so small headwater flows stay visible next to big downstream ones. Colour: <50% 50–90 90–110 110–150 150%+ of normal.
Where every gauge sits
One dot per Cheyenne River streamgauge, placed by its own percent of normal. The line is the typical gauge (61%).
Cheyenne River flow report
| Streamgage | Streamflow | % of normal | 24h | Gage height | To flood stage | Elevation |
|---|---|---|---|---|---|---|
|
Cheyenne River Near Spencer WY
Oct 4, 1:45 AM · USGS 06386500 |
3.8 cfs | 252% | -21% | 3.99 ft | · | 3,582 ft |
|
Cheyenne River At Edgemont Sd SD
Oct 4, 1:00 AM · USGS 06395000 |
7.8 cfs | 48% | -10% | 1.36 ft | 9.6 ft below | 3,422 ft |
|
Cheyenne River Below Angostura Dam Sd SD
Last reported Jul 31 · USGS 06401500 |
1.1 cfs | · | · | 2.88 ft | · | 3,065 ft |
|
Cheyenne River Near Buffalo Gap Sd SD
Oct 4, 1:15 AM · USGS 06402600 |
64 cfs | 92% | -2% | 2.28 ft | 10.7 ft below | 2,820 ft |
|
Cheyenne River At Redshirt SD
Oct 4, 1:45 AM · USGS 06403700 |
51 cfs | 75% | -2% | 9.47 ft | 10.5 ft below | 2,670 ft |
|
Cheyenne River Near Wasta SD
Oct 4, 1:30 AM · USGS 06423500 |
63 cfs | 47% | 0% | 0.41 ft | 12.6 ft below | 2,269 ft |
|
Cheyenne River Near Plainview Sd SD
Oct 4, 1:30 AM · USGS 06438500 |
83 cfs | 29% | -13% | 8.22 ft | 8.8 ft below | 1,865 ft |
USGS provisional data. Readings are in each gauge’s local time; gauges silent for more than 3 days are marked “Last reported”. Tap any gauge for its hydrograph, forecast and history.
Dams & reservoirs on the Cheyenne River
Releases from these dams shape the flow downstream. Tap one for its daily level and history.
Cheyenne River streamflow over time
Daily total flow across every monitored gauge on the river.
Maximum streamflow by year
Cheyenne River
The Cheyenne River is a tributary of the Missouri River, with a length of 295 miles. It has played an important role in the history of the Cheyenne people, who used it for transportation and hunting. The river originates in the Black Hills of South Dakota and flows through the Cheyenne River Indian Reservation before joining the Missouri River. There are several dams and reservoirs along the river, including the Angostura Dam and Reservoir, which is used for irrigation and recreation, and the Belle Fourche Dam, which provides flood control and hydroelectric power. The river is also used for agriculture, particularly for grazing livestock. The Cheyenne River is an important source of water for the surrounding communities and plays a significant role in the ecological and economic well-being of the region.
About the Cheyenne River
How is the Cheyenne River flowing right now?
As of October 4, 2026, the Cheyenne River is flowing at 83 cfs near Plainview Sd, SD, about 29% of normal for the date. Across its 7 USGS gauges, current flows range from 3.8 to 83 cfs. Every gauge’s live reading is in the table above.
Is the Cheyenne River running high or low?
The typical gauge on the Cheyenne River is at 61% of normal for the date. Above 100% means higher than the historical average for this calendar day; below 100% means lower. The profile above shows which reaches are high or low.
What is flood stage on the Cheyenne River?
The National Weather Service sets flood stages for Edgemont Sd (11.0 ft), Buffalo Gap Sd (13.0 ft), Redshirt (20.0 ft), Wasta (13.0 ft), Plainview Sd (17.0 ft). The table shows how far each gauge is below its flood stage right now.
Where does the data come from?
Discharge and gage height are from the USGS National Water Information System; flood stages from the National Weather Service. The history chart sums every monitored gauge on the river.
Can I get alerts for a gauge?
Yes — open any gauge from the table, favorite it in the Snoflo app and set a flow threshold.