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Jefferson County
Saturday June 27th, 2026 :: 01:27 p.m. CDT

Alert

Flash Flood Warning until 07:30PM

FFWPAH The National Weather Service in Paducah has issued a

* Flash Flood Warning for... Jefferson County in south central Illinois... Wayne County in south central Illinois... Northern Edwards County in southeastern Illinois... Northern Wabash County in southeastern Illinois...

* Until 730 PM CDT Saturday.

* At 127 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. The expected rainfall rate is 1 to 2.5 inches in 1 hour. Additional rainfall amounts of 1 to 3 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... Mount Vernon, Lancaster, Wayne City, West Salem, Woodlawn, Bluford, Cisne, Allendale, Dix, Jeffersonville, Sims, Mount Erie, Keenes and Johnsonville.

* AFFECTED AREAS: EDWARDS, IL ... JEFFERSON, IL ... WABASH, IL ... WAYNE, IL

Instructions:

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.

Address/Location
Jefferson County
100 S 10th St
Mount Vernon, IL 62864

Contact
Emergency: 9-1-1
Non-emergencies: 618-244-8000

Alert Details

Severity:
Severe - Significant threat to life or property
Urgency:
Immediate - Responsive action SHOULD be taken immediately
Certainty:
Likely (p > ~50%)
Category:
Meteorological (inc. flood)
Event:
Flash Flood Warning

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