Wisconsin Severe Flood Watch | Effective 09/19/2026 20:11

Headline: 
Flood Watch issued September 19 at 10:11PM CDT until September 20 at 7:00AM CDT by NWS Milwaukee/Sullivan WI
Event: 
Flood Watch
Urgency: 
Future
Effective: 
September 19, 2026 - 8:11pm
Expires: 
September 20, 2026 - 5:00am
Description: 
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of south central and southeast Wisconsin, including the following counties, in south central Wisconsin, Dane, Green, Iowa, Lafayette and Rock. In southeast Wisconsin, Jefferson, Kenosha, Milwaukee, Racine, Walworth and Waukesha. * WHEN...Until 7 AM CDT Sunday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - There remains the potential for an additional 1 to 1.5 inches of precipitation overnight near the Wisconsin and Illinois border on already saturated ground. - http://www.weather.gov/safety/flood
Instruction: 
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Area Description: 
Iowa; Dane; Jefferson; Waukesha; Milwaukee; Lafayette; Green; Rock; Walworth; Racine; Kenosha
Forcast Office: 
NWS Milwaukee/Sullivan WI
Sender: 
w-nws.webmaster@noaa.gov