Illinois Flash Flood Warning | Effective 04/27/2026 19:02

Headline: 
Flash Flood Warning issued April 27 at 9:02PM CDT until April 27 at 11:00PM CDT by NWS Lincoln IL
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
April 27, 2026 - 7:02pm
Expires: 
April 27, 2026 - 9:00pm
Description: 
FFWILX The National Weather Service in Lincoln has extended the * Flash Flood Warning for... Southeastern Shelby County in central Illinois... Southwestern Cumberland County in east central Illinois... Northern Clay County in south central Illinois... Effingham County in south central Illinois... Western Jasper County in southeastern Illinois... * Until 1100 PM CDT. * At 901 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Up to 4 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... Effingham, Altamont, Teutopolis, Watson, Stewardson, Cowden, Dieterich, Beecher City, Edgewood, Mason, Bible Grove, Shumway, Montrose, Wheeler, Heartville, Woodbury, Sigel, Iola, Effingham County Airport and Hord.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Area Description: 
Clay, IL; Cumberland, IL; Effingham, IL; Jasper, IL; Shelby, IL
Forcast Office: 
NWS Lincoln IL