Heart River

Last Updated: April 20, 2026

Total streamflow across the Heart River was last observed at 527 cfs, and is expected to yield approximately 1,046 acre-ft of water today; about 35% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 1,519 cfs, with recent peaks last observed on 2014-04-09 when daily discharge volume was observed at 28,030 cfs.

Maximum discharge along the river is currently at the Heart River Nr Mandan reporting a streamflow rate of 246 cfs. This is also the highest stage along the Heart River, with a gauge stage of 10.45 ft at this location. This river is monitored from 5 different streamgauging stations along the Heart River, the highest being situated at an altitude of 2,452 ft, the Heart River Nr South Heart.

The Heart River is a 180-mile long tributary of the Missouri River located in North Dakota.


15-Day Long Term Forecast


River Details

Last Updated 2026-04-20
Discharge Volume 1,046 ACRE-FT
Streamflow 527.33 cfs
Past 24 Hours: -36.98 cfs (-6.55%)
Percent of Normal 34.71%
Maximum 28,030.0 cfs
2014-04-09
Seasonal Avg 1,519 cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Heart River Nr South Heart
USGS 06343000
5 cfs 3.12 ft -10.43
Heart River Nr Richardton
USGS 06345500
38 cfs 4.58 ft -7.89
Heart R Ab Lake Tschida Nr Glen Ullin
USGS 06345780
58 cfs 3.13 ft -11.75
Heart River At Stark Bridge Nr Judson
USGS 06348300
181 cfs 3.03 ft -14.16
Heart River Nr Mandan
USGS 06349000
246 cfs 10.45 ft -2.18
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Heart River is a tributary of the Missouri River, approximately 180 miles (290 km) long, in western North Dakota, United States.