Kiamichi River

Last Updated: May 3, 2026

Total streamflow across the Kiamichi River was last observed at 523 cfs, and is expected to yield approximately 1,037 acre-ft of water today; about 6% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 9,395 cfs, with recent peaks last observed on 2015-12-28 when daily discharge volume was observed at 79,400 cfs.

Maximum discharge along the river is currently at the Kiamichi River Near Antlers reporting a streamflow rate of 326 cfs. However, the streamgauge with the highest stage along the river is the Kiamichi River Near Clayton with a gauge stage of 4.19 ft. This river is monitored from 3 different streamgauging stations along the Kiamichi River, the highest being situated at an altitude of 901 ft, the Kiamichi River Near Big Cedar.

The Kiamichi River is a tributary of the Red River, located in southeastern Oklahoma.


15-Day Long Term Forecast


River Details

Last Updated 2026-05-03
Discharge Volume 1,037 ACRE-FT
Streamflow 522.8 cfs
Past 24 Hours: -181.0 cfs (-25.72%)
Percent of Normal 5.56%
Maximum 79,400.0 cfs
2015-12-28
Seasonal Avg 9,395 cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Kiamichi River Near Big Cedar
USGS 07335700
26 cfs 3.51 ft -16.23
Kiamichi River Near Clayton
USGS 07335790
171 cfs 4.19 ft -16.18
Kiamichi River Near Antlers
USGS 07336200
326 cfs 3.32 ft -30.49
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Kiamichi River is a river in southeastern Oklahoma. A tributary of the Red River, its headwaters rise on Pine Mountain in the Ouachita Mountains near the Arkansas border. From its source in LeFlore County, Oklahoma it flows approximately 177 miles (285 km) to its confluence with the Red River south of Hugo, Oklahoma.