WSUS31 KKCI 050355 SIGE MKCE WST 050355 CONVECTIVE SIGMET 12E VALID UNTIL 0555Z NC SC GA TN AL FROM 30NNW SPA-20SW SPA-50SSW VUZ-40NNE IGB-50NW GQO-30NNW SPA AREA SEV TS MOV FROM 22025KT. TOPS ABV FL450. WIND GUSTS TO 50KT POSS. OUTLOOK VALID 050555-050955 FROM MSS-40N CLT-MCN-40SW MGM-30E MSL-40E YYZ-40NNW SYR-MSS WST ISSUANCES EXPD. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.