Red Flag Warning
2026-04-13T20:00:00-06:00

...TODAY'S RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM THIS EVENING... .A NEW RED FLAG WARNING HAS BEEN ISSUED FOR TUESDAY FOR SOUTHERN LINCOLN COUNTY. * AFFECTED AREA...Fire Weather Zones 214, 216, 238, 241, 242 and 246. * TIMING...Until 8 PM MDT this evening. * WINDS...Southwest 10 to 20 mph with gusts around 30 mph. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire.

Grant River

Last Updated: April 13, 2026

Maximum discharge along the river is currently at the reporting a streamflow rate of cfs. This is also the highest stage along the Grant River, with a gauge stage of ft at this location. This river is monitored from 1 different streamgauging stations along the Grant River, the highest being situated at an altitude of ft, the .

The Grant River is a 46-mile-long tributary of the Mississippi River located in southwestern Wisconsin.


15-Day Long Term Forecast


       
River Streamflow Levels
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Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Grant River At Burton
USGS 05413500 		318 cfs 6.39 ft 16.48
Seasonal Discharge Comparison
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Maximum Streamflow Discharge
Streamflow Elevation Profile

The Grant River is a 44-mile-long (71 km) tributary of the upper Mississippi River in southwestern Wisconsin in the United States. It flows for its entire length in Grant County. The city of Potosi is located near its mouth. Tributaries include Boice Creek, Rattlesnake Creek, Pigeon Creek, Blake Fork, Little Grant River, Borah Creek, and Rogers Branch. As part of the Driftless Area of Wisconsin, the river has a substantial valley.
The Army Corps of Engineers maintains the Grant River Recreation Area at the river's mouth. Camping, fishing and boating are the main attractions.
The river was named for an early trapper who lived on the river bank.