000 WSUS32 KKCI 261155 SIGC MKCC WST 261155 CONVECTIVE SIGMET 21C VALID UNTIL 1355Z FL AL MS LA AND MS LA CSTL WTRS FROM 40E SQS-10SE MGM-10SSE LEV-30W LSU-40E SQS AREA TS MOV FROM 22040KT. TOPS TO FL390. OUTLOOK VALID 261355-261755 FROM BNA-CEW-LEV-120S LCH-MSL-BNA WST ISSUANCES EXPD. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.