Illinois Flash Flood Warning - Severe | Effective 06/11/2026 17:01

Headline: 
Flash Flood Warning issued June 11 at 7:01PM CDT until June 11 at 11:00PM CDT by NWS Lincoln IL
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
June 11, 2026 - 5:01pm
Expires: 
June 11, 2026 - 9:00pm
Description: 
FFWILX The National Weather Service in Lincoln has issued a * Flash Flood Warning for... Logan County in central Illinois... Southeastern Mason County in central Illinois... Menard County in central Illinois... Northern Sangamon County in central Illinois... Southeastern Tazewell County in central Illinois... Cass County in west central Illinois... Morgan County in west central Illinois... Scott County in west central Illinois... * Until 1100 PM CDT. * At 701 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Up to 2 inches of rain have fallen. Additional rainfall amounts up to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Springfield, Jacksonville, Lincoln, Mason City, Petersburg, Athens, Virginia, Winchester, Alexander, Sherman, Riverton, South Jacksonville, Mackinaw, Delavan, Mount Pulaski, Williamsville, New Berlin, Ashland, Minier and Meredosia.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Cass, IL; Logan, IL; Mason, IL; Menard, IL; Morgan, IL; Sangamon, IL; Scott, IL; Tazewell, IL
Forcast Office: 
NWS Lincoln IL
Sender: 
w-nws.webmaster@noaa.gov