Heat Advisory issued June 12 at 3:37AM CDT until June 12 at 9:00PM CDT by NWS

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 9 PM CDT THIS EVENING... * WHAT...Heat index values up to 108 expected. * WHERE...Portions of south central and southwest Illinois. Portions of central, east central, and southeast Missouri. * WHEN...From 11 AM this morning to 9 PM CDT this evening.