Illinois Severe Flood Warning | Effective 09/20/2026 17:47

Headline: 
Flood Warning issued September 20 at 7:47PM CDT until September 24 at 9:00AM CDT by NWS Quad Cities IA IL
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
September 20, 2026 - 5:47pm
Expires: 
September 21, 2026 - 6:00pm
Description: 
...The Flood Warning is extended for the following rivers in Illinois... Rock River near Joslin affecting Whiteside, Rock Island and Henry IL Counties. ...The Flood Warning continues for the following rivers in Illinois... Rock River at Moline affecting Rock Island and Henry IL Counties. * WHAT...Minor flooding is forecast. * WHERE...Rock River near Joslin. * WHEN...From Monday morning to Thursday morning. * IMPACTS...At 13.7 feet, Water affects Barstow Road between Barstow and Osborn. * ADDITIONAL DETAILS... - At 6:45 PM CDT Sunday the stage was 8.6 feet. - Forecast...The river is expected to rise above flood stage late tomorrow morning to a crest of 13.4 feet Tuesday morning. It will then fall below flood stage early Thursday morning. - Flood stage is 12.0 feet.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. Caution is urged when walking near riverbanks. The next statement will be issued by Monday evening.
Area Description: 
Henry, IL; Rock Island, IL; Whiteside, IL
Forcast Office: 
NWS Quad Cities IA IL
Sender: 
w-nws.webmaster@noaa.gov