Flood Warning Wisconsin | Effective 04/06/2026 08:32

Headline: 
Flood Warning issued April 6 at 10:32AM CDT until April 10 at 5:00PM CDT by NWS Milwaukee/Sullivan WI
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 6, 2026 - 8:32am
Expires: 
April 6, 2026 - 8:45pm
Description: 
...The Flood Warning is extended for the following rivers in Wisconsin... Wisconsin River At Portage affecting Columbia County. * WHAT...Moderate flooding is forecast. * WHERE...Wisconsin River at Portage. * WHEN...Until Friday afternoon. * IMPACTS...At 18.0 feet, Water surrounds seasonal homes along Old River Rd in the Blackhawk Park area including water at the base of Caledonia/Lewiston Levee on Old River Rd. Old River Rd, W Lake Rd, Sec K Rd, Blackhawk Rd covered with water. West Lane Rd in Long Lake area has 4 feet of water over it in places. In the Town of Dekorra, about 12 homes are flooded on Hwy V. Water over River Oaks Rd and Oak Knoll Dr near Hwy V. * ADDITIONAL DETAILS... - At 8:30 AM CDT Monday the stage was 16.7 feet. - Bankfull stage is 12.7 feet. - Forecast...The river is expected to rise above flood stage this afternoon to a crest of 18.1 feet tomorrow evening. It will then fall below flood stage late Friday morning. - Flood stage is 17.0 feet. - Flood History...This crest compares to a previous crest of 18.1 feet on 04/16/2002. - http://www.weather.gov/safety/flood
Instruction: 
Motorists should not attempt to drive around barricades or drive cars through flooded areas. Caution is urged when walking near riverbanks. Additional information is available at www.weather.gov. The next statement will be issued this evening at 1045 PM CDT.
Area Description: 
Columbia, WI
Forcast Office: 
NWS Milwaukee/Sullivan WI