Illinois Flood Warning | Effective 04/19/2026 08:37

Headline: 
Flood Warning issued April 19 at 10:37AM CDT until April 21 at 9:00AM CDT by NWS Quad Cities IA IL
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 19, 2026 - 8:37am
Expires: 
April 20, 2026 - 8:45am
Description: 
...The Flood Warning continues for the following rivers in Illinois... Pecatonica River at Freeport affecting Stephenson County. Rock River at Como affecting Whiteside County. Rock River at Moline affecting Rock Island and Henry IL Counties. Rock River near Joslin affecting Rock Island, Henry IL and Whiteside Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Pecatonica River at Freeport. * WHEN...Until late Tuesday morning. * IMPACTS...At 13.0 feet, Flood Stage. Water affects low lying sections of Freeport mainly east of the Pecatonica River. * ADDITIONAL DETAILS... - At 9:30 AM CDT Sunday the stage was 13.3 feet and steady. - Forecast...The river is expected to gradually rise to a crest of 13.4 feet this afternoon. It will then fall below flood stage early Tuesday morning. - Flood stage is 13.0 feet.
Instruction: 
Motorists should not attempt to drive around barricades or drive cars through flooded areas. Caution is urged when walking near riverbanks. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. The next statement will be issued by Monday morning at 1045 AM CDT.
Area Description: 
Stephenson, IL
Forcast Office: 
NWS Quad Cities IA IL
Sender: 
w-nws.webmaster@noaa.gov