WSUS33 KKCI 142055 SIGW MKCW WST 142055 CONVECTIVE SIGMET 9W VALID UNTIL 2255Z AZ UT FROM 40E SLC-50WNW TBC LINE TS 40 NM WIDE MOV FROM 20015KT. TOPS TO FL360. OUTLOOK VALID 142255-150255 FROM CHE-ALS-SJN-DRK-30S SLC-CHE WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.