Heat Advisory issued July 03 at 1:31PM CDT until July 06 at 11:00PM CDT by NWS

...HEAT ADVISORY IN EFFECT FROM NOON MONDAY TO 11 PM CDT WEDNESDAY... * WHAT...Heat index values between 100 and 105 can be expected Monday, followed by heat index values between 105 and 110 Tuesday and Wednesday. * WHERE...Portions of south central, southwest, and west central Illinois. Portions of central, east central, northeast, and