Yahara River River Levels

Last Updated: February 12, 2026

The Yahara River is a 65-mile long tributary of the Rock River in southern Wisconsin.


Summary

Total streamflow across the Yahara River was last observed at 637 cfs, and is expected to yield approximately 1,263 acre-ft of water today; about 66% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 958 cfs, with recent peaks last observed on 2019-03-15 when daily discharge volume was observed at 6,960 cfs.

Maximum discharge along the river is currently at the Yahara River Near Fulton reporting a streamflow rate of 1,430 cfs. However, the streamgauge with the highest stage along the river is the Yahara River At State Hwy 113 At Madison with a gauge stage of 8.41 ft. This river is monitored from 6 different streamgauging stations along the Yahara River, the highest being situated at an altitude of 875 ft, the Yahara River At Windsor.




15-Day Weather Outlook


River Details

Last Updated 2026-02-12
Discharge Volume 1,263 ACRE-FT
Streamflow 636.6 cfs
-14.9 cfs (-2.29%)
Percent of Normal 66.45%
Maximum 6,960.0 cfs
2019-03-15
Seasonal Avg 958 cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Yahara River At Windsor
USGS 05427718
22 cfs 0.94 ft 44.3
Yahara River At East Main Street At Madison
USGS 05428500
86 cfs 3.91 ft -5.41
Yahara River At State Hwy 113 At Madison
USGS 05427850
62 cfs 8.41 ft 44.08
Yahara River At Mc Farland
USGS 05429500
206 cfs 3.45 ft -4.63
Yahara River At Forton St. Bridge At Stoughton
USGS 05429700
345 cfs 6.43 ft 0
Yahara River Near Fulton
USGS 05430175
1430 cfs 5.19 ft 3022.27
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Yahara River is a tributary of the Rock River in southern Wisconsin in the United States. It is about 62 miles (100 km) long (including the distance across intervening lakes), and drains an area of 536 square miles (1,390 km2). Via the Rock River, it is part of the watershed of the Mississippi River. The Yahara River links the lakes around which the city of Madison was built.