Extreme Heat Warning

Status

Event Extended (Both Time and Area) Active alert

Start Time

Thu 08/13/2026 12:00 PM EDT

End Time

Sun 08/16/2026 09:00 PM EDT

Significance

Warning

Impacts

High impact

Locations Affected

Evansville, IN ∙ Owensboro, KY ∙ Phillipstown, IL ∙ Dixon, KY ∙ Nortonville, KY ∙ Moorman, KY ∙ Parkers Settlement, IN ∙ Baker, MO ∙ Richland, IN ∙ Puxico, MO

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Paducah KY 111 PM CDT Wed Aug 12 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM CDT /NOON EDT/ THURSDAY TO 8 PM CDT /9 PM EDT/ SUNDAY... ...HEAT ADVISORY NOW IN EFFECT UNTIL 11 AM CDT /NOON EDT/ THURSDAY... * WHAT...For the Heat Advisory, heat index values up to 107. For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 110 expected. * WHERE...Portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...For the Heat Advisory, until 11 AM CDT /noon EDT/ Thursday. For the Extreme Heat Warning, from 11 AM CDT /noon EDT/ Thursday to 8 PM CDT /9 PM EDT/ Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Technical Header

ILZ075>078-081>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087-100- 107>112-114-130915- /O.EXB.KPAH.XH.W.0005.260813T1600Z-260817T0100Z/ /O.EXT.KPAH.HT.Y.0008.000000T0000Z-260813T1600Z/ Jefferson-Wayne IL-Edwards-Wabash-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 KY-Webster-Hopkins- Christian-Henderson-Daviess-McLean-Muhlenberg-Todd-Perry MO- Bollinger-Cape Girardeau-Wayne MO-Carter-Ripley-Butler-Stoddard- Scott-Mississippi-New Madrid- Including the cities of Murray, Mound City, Perryville, Petersburg, Greenville, Eddyville, Albion, Hickman, Paducah, Cape Girardeau, Smithland, Evansville, Harrisburg, Poseyville, Henderson, McLeansboro, Madisonville, Piedmont, Mount Vernon, Fairfield, Van Buren, Bardwell, West Frankfort, Calhoun, Jackson, Rockport, Cadiz, Metropolis, Benton, Dixon, Poplar Bluff, Elkton, Princeton, Carbondale, Jonesboro, Boonville, Fort Branch, Cairo, Golconda, Carmi, Wickliffe, Owensboro, Marble Hill, Murphysboro, Sikeston, Charleston, Mount Carmel, Herrin, Clinton, Mayfield, Bloomfield, Vienna, Shawneetown, Morganfield, Doniphan, Marion, Hopkinsville, New Madrid, and Elizabethtown 111 PM CDT Wed Aug 12 2026 /211 PM EDT Wed Aug 12 2026/