Rivermatics

USGS Streamgage 06274300

Bighorn River at Basin, WY

Bighorn River at Basin, WY is USGS streamgage 06274300 in Wyoming, monitoring river discharge in hydrologic subbasin 10080007. It sits on the Bighorn River, alongside 5 other gauges Rivermatics tracks on the same river. It drains a watershed of about 13,226 square miles. Discharge records at this site go back to 1983. Typical flow runs near 1,264.8 cfs in July and 1,110.7 cfs in April, with the higher of the two arriving in July. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.

View live conditions & forecast →

Gauge details

State
Wyoming
Drainage area
13,226 sq mi
Gauge elevation
3,841 ft
Subbasin (HUC-8)
10080007
Coordinates
44.38325, -108.03627
USGS site number
06274300
Records begin
1983-10-01 (43 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Bighorn River at Basin, WY. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.

Forecast daily mean discharge in cubic feet per second, by date
Date Low p10 Expected p50 High p90 Range
537 579 639
517 575 665
512 579 696
514 587 725
510 591 750
508 598 782
539 652 870
552 686 942
553 691 949
536 671 934
512 641 892
498 622 857
484 605 826
471 591 820

All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 43 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.

Historical monthly discharge percentiles in cubic feet per second
Month Low p10 Typical p50 High p90 Range
January 596.9 1,101.3 1,553.5
February 605.3 1,130.7 1,698.3
March 705.4 1,191.9 2,639.7
April 635.6 1,110.7 2,906
May 897.5 2,218.7 5,247.7
June 1,023.8 3,173 9,335
July 567.5 1,264.8 5,520
August 457.5 785.2 2,070.3
September 587 929.9 1,975.3
October 709.5 1,279.7 2,232.6
November 727 1,237.3 1,820.3
December 617.1 1,135.2 1,633.9

All values in cubic feet per second (cfs).

Common questions

When does Bighorn River at Basin, WY normally run highest?
June, on the long-term record. The median daily flow that month is about 3,173 cfs, against 785.2 cfs in August, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Bighorn River at Basin, WY?
It depends on the month. In January, half of days historically fall near 1,101.3 cfs, with the middle 80% of days between 596.9 and 1,553.5 cfs. The month-by-month table on this page gives the full range.
How long has Bighorn River at Basin, WY been measured?
Discharge records at USGS site 06274300 begin in 1983, about 43 years, covering roughly 9,200 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Bighorn River at Basin, WY?
Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
Where is Bighorn River at Basin, WY?
The gauge sits at 44.38325, -108.03627, in Wyoming, in hydrologic subbasin 10080007, at an elevation of about 3,841 feet, draining roughly 13,226 square miles.
Can I use Bighorn River at Basin, WY data for flood or safety decisions?
No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.

Upstream and downstream on the Bighorn River

Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Bighorn River in full.

Other gauges in this region