Flood Warning Wisconsin | Effective 04/09/2026 02:50

Headline: 
Flood Warning issued April 9 at 4:50AM CDT until April 9 at 6:21AM CDT by NWS Milwaukee/Sullivan WI
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 9, 2026 - 2:50am
Expires: 
April 9, 2026 - 4:30am
Description: 
...The Flood Warning continues for the following rivers in Wisconsin... Wisconsin River At Portage affecting Columbia County. Baraboo River At Rock Springs affecting Sauk County. Baraboo River Near Baraboo affecting Columbia and Sauk Counties. ...The Flood Warning is cancelled for the following rivers in Wisconsin...Illinois... Fox River Lower Near New Munster affecting Lake and Kenosha Counties. * WHAT...Minor flooding is occurring. * WHERE...Wisconsin River at Portage. * WHEN...Until this morning. * IMPACTS...At 17.5 feet, In the Blackhawk Park area in the Town of Caledonia, Old River Road is closed with water over it. West Lane Road in the Long Lake area is closed with about 4 feet of water over it in places. County Highway V and Oak Knoll Dr in the Town of Dekorra have water up to the edge of the pavement. A few homes in the Town of Dekorra area near the river have water in the first floor and there is also flooding of outbuildings and yards. * ADDITIONAL DETAILS... - At 3:30 PM CDT Wednesday the stage was 17.4 feet. - Bankfull stage is 12.7 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 3:30 PM CDT Wednesday was 17.7 feet. - Forecast...The river is expected to fall to 12.8 feet Wednesday evening. - Flood stage is 17.0 feet. - Flood History...This crest compares to a previous crest of 17.4 feet on 04/28/2018. - 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 morning at 600 AM CDT.
Area Description: 
Columbia, WI
Forcast Office: 
NWS Milwaukee/Sullivan WI