Excessive Heat Warning issued August 23 at 4:50AM CDT until August 25 at 10:00PM CDT by NWS

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 10 PM CDT FRIDAY... * WHAT...Dangerously hot conditions with heat index values up to 114. * WHERE...Portions of south central, southwest, and west central Illinois. Portions of central, east central, and northeast Missouri. * WHEN...Until 10 PM CDT Friday.