⚠️ Extreme Heat Warning – Jefferson; Wayne; Edwards; Wabash; Perry; Franklin; Hamilton; White; Jackson; Williamson; Saline; Gallatin; Union; Johnson; Pope; Hardin; Alexander; Pulaski; Massac; Gibson; Pike; Posey; Vanderburgh; Warrick; Spencer; Fulton; Hickman; Carlisle; Ballard; McCracken; Graves; Livingston; Marshall; Calloway; Crittenden; Lyon; Trigg; Caldwell; Union; Webster; Hopkins; Christian; Henderson; Daviess; McLean; Muhlenberg; Todd; Perry; Bollinger; Cape Girardeau; Wayne; Carter; Ripley; Butler; Stoddard; Scott; Mississippi; New Madrid – Sunday, June 28, 2026

Extreme Heat Warning issued June 28 at 11:28AM CDT until July 2 at 8:00PM CDT by NWS Paducah KY

Details

* WHAT…For the Heat Advisory, heat index values up to 105
expected. For the Extreme Heat Warning, dangerously hot conditions
with heat index values of 105 to 110 expected.

* WHERE…Portions of southern Illinois, southwest Indiana, western
Kentucky, and southeast Missouri.

* WHEN…For the Heat Advisory, until 8 PM CDT /9 PM EDT/ this
evening. For the Extreme Heat Warning, from 11 AM CDT /noon EDT/
Monday to 8 PM CDT /9 PM EDT/ Thursday.

* IMPACTS…Heat related illnesses increase significantly during
extreme heat and high humidity events. Hot temperatures and high
humidity may cause heat illnesses.

* ADDITIONAL DETAILS…An extended duration heatwave will impact the
region through at least Thursday. Overnight lows will only fall
into the mid 70s, providing little relief.

Instructions

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.