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Jefferson County
Monday April 27th, 2026 :: 08:26 p.m. CDT

Alert

Severe Thunderstorm Warning until 09:30PM

SVRPAH The National Weather Service in Paducah has issued a

* Severe Thunderstorm Warning for... Perry County in south central Illinois... Northwestern Jefferson County in south central Illinois...

* Until 930 PM CDT.

* At 825 PM CDT, severe thunderstorms were located along a line extending from 8 miles west of Wamac to near Evansville, moving east at 50 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.

* Locations impacted include... Mount Vernon, Pinckneyville, Woodlawn, Tamaroa, Willisville, Dix, Cutler, and Waltonville. This includes the following highways... Interstate 57 in Illinois between Mile Markers 93 and 105. Interstate 64 in Illinois between Mile Markers 63 and 77.

* AFFECTED AREAS: JEFFERSON, IL ... PERRY, IL

Instructions:

Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 1100 PM CDT for south central Illinois.

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:
Observed - Determined to have occurred or to be ongoing
Category:
Meteorological (inc. flood)
Event:
Severe Thunderstorm Warning

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