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Jefferson County
Sunday March 15th, 2026 :: 10:46 a.m. CDT

Alert

High Wind Warning until 01:00PM

* WHAT...South winds 25 to 35 mph with gusts to 60 mph.

* WHERE...Bollinger, Cape Girardeau and Perry Counties in Missouri, and Union, Jackson, Perry, Jefferson, Franklin, Williamson, Johnson, Saline, Hamilton and Wayne Counties in iLlinios

* WHEN...Until 1 PM CDT this afternoon. A wind advisory or additional high wind warning will be required after 1 pm.

* IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.

* AFFECTED AREAS: JEFFERSON ... WAYNE ... PERRY ... FRANKLIN ... HAMILTON ... JACKSON ... WILLIAMSON ... SALINE ... UNION ... JOHNSON ... PERRY ... BOLLINGER ... CAPE GIRARDEAU

Instructions:

Remain in the lower levels of your home during the windstorm, and avoid windows. Watch for falling debris and tree limbs. Use caution if you must drive.

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:
Expected - Responsive action SHOULD be taken soon (within next hour)
Certainty:
Likely (p > ~50%)
Category:
Meteorological (inc. flood)
Event:
High Wind Warning

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