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Jefferson County
Saturday September 20th, 2025 :: 07:03 p.m. CDT

Alert

Severe Thunderstorm Warning until 07:30PM

SVRPAH The National Weather Service in Paducah has issued a

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

* Until 730 PM CDT.

* At 702 PM CDT, a severe thunderstorm was located near Woodlawn, or near Mount Vernon, moving northeast at 10 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. This includes the following highways... Interstate 57 in Illinois between Mile Markers 91 and 97. Interstate 64 in Illinois between Mile Markers 71 and 79.

* AFFECTED AREAS: JEFFERSON, IL

Instructions:

For your protection move to an interior room on the lowest floor of a building.

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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