Illinois, Indiana, Kentucky, Missouri Severe Extreme Heat Warning | Effective 08/14/2026 21:05

Headline: 
Extreme Heat Warning issued August 14 at 11:05PM CDT until August 16 at 8:00PM CDT by NWS Paducah KY
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
August 14, 2026 - 9:05pm
Expires: 
August 15, 2026 - 2:15pm
Description: 
* WHAT...Dangerously hot conditions with daily heat indices in the triple digits up to around 110 degrees; localized higher heat indices are possible. * WHERE...All of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...Until 8 PM CDT /9 PM EDT/ Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Maximum heat indices Friday ranged from 102 degrees to 113 degrees. This weekend will see similar numbers, as actual air temperatures top out from the mid 90s to around 100 degrees.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Stay cool, stay hydrated, stay informed.
Area Description: 
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
Forcast Office: 
NWS Paducah KY
Sender: 
w-nws.webmaster@noaa.gov