Heat Advisory issued August 6 at 3:27AM CDT until August 6 at 6:00PM CDT by NWS St Louis MO

* WHAT...Heat index values up to 107 expected.

* WHERE...Portions of south central and southwest Illinois and east
central and southeast Missouri.

* WHEN...From noon today to 6 PM CDT this evening.

* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.