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Jefferson County
Sunday March 29th, 2026 :: 01:32 p.m. CDT

Alert

Red Flag Warning until 07:00PM

...Elevated Fire Danger Today... .Gusty winds, dry fuels, and low relative humidity will lead to fire danger conditions across southwest Illinois and portions of southeast Missouri. The National Weather Service in Paducah has issued a Red Flag Warning for wind and low relative humidity, which is in effect until 7 PM CDT this evening.

* Affected Area...In Illinois, Fire Weather Zones 075, 076, 080, 081, 082, 084, 085, 086, 088, 089 and 092. In Missouri, Fire Weather Zones 076, 086, 087, 100, 109, 110 and 111.

* Winds...South 13 to 18 mph with gusts up to 27 mph.

* Relative Humidity...As low as 20 percent.

* 10 Hour Fuels...as low as 6 to 8 percent amidst ongoing drought conditions.

* Impacts...any fires that develop will likely spread rapidly. Outdoor burning is not recommended.

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

Instructions:

A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior.

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:
Red Flag Warning

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