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Jefferson County
Sunday March 22nd, 2026 :: 05:26 p.m. CDT

Advisory

Severe Thunderstorm Watch until 12:00AM Monday

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 74 IN EFFECT UNTIL MIDNIGHT CDT /1 AM EDT/ TONIGHT FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 12 COUNTIES IN SOUTHEAST ILLINOIS EDWARDS IN SOUTHERN ILLINOIS FRANKLIN GALLATIN HAMILTON JACKSON JEFFERSON PERRY SALINE WABASH WAYNE WHITE WILLIAMSON IN INDIANA THIS WATCH INCLUDES 6 COUNTIES IN SOUTHWEST INDIANA POSEY IN SOUTHWEST INDIANA GIBSON PIKE SPENCER VANDERBURGH WARRICK THIS INCLUDES THE CITIES OF ALBION, BOONVILLE, CARBONDALE, CARMI, EVANSVILLE, FAIRFIELD, FORT BRANCH, GRAYVILLE, HARRISBURG, HERRIN, MCLEANSBORO, MOUNT CARMEL, MOUNT VERNON, MURPHYSBORO, PETERSBURG, PINCKNEYVILLE, POSEYVILLE, ROCKPORT, SHAWNEETOWN, WEST FRANKFORT, AND WEST SALEM.

* AFFECTED AREAS: EDWARDS, IL ... FRANKLIN, IL ... GALLATIN, IL ... HAMILTON, IL ... JACKSON, IL ... JEFFERSON, IL ... PERRY, IL ... SALINE, IL ... WABASH, IL ... WAYNE, IL ... WHITE, IL ... WILLIAMSON, IL ... GIBSON, IN ... PIKE, IN ... POSEY, IN ... SPENCER, IN ... VANDERBURGH, IN ... WARRICK, IN

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:
Future - Responsive action SHOULD be taken in the near future
Certainty:
Possible (p <= ~50%)
Category:
Meteorological (inc. flood)
Event:
Severe Thunderstorm Watch

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