WSUS32 KKCI 270455 SIGC MKCC WST 270455 CONVECTIVE SIGMET 5C VALID UNTIL 0655Z TN KY IL MO FROM 50ESE STL-30NNW MSL-60SE DYR-50W FAM-50ESE STL AREA EMBD TS MOV FROM 08020KT. TOPS TO FL300. OUTLOOK VALID 270655-271055 FROM 60ESE STL-MSL-MEM-60E SGF-60ESE STL WST ISSUANCES EXPD. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.