WSUS31 KKCI 181155 SIGE MKCE WST 181155 CONVECTIVE SIGMET...NONE OUTLOOK VALID 181355-181755 FROM ERI-60SW HNN-40SSW BNA-TTH-30SSE DXO-ERI WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.