WSUS33 KKCI 142155 SIGW MKCW WST 142155 CONVECTIVE SIGMET 18W VALID UNTIL 2355Z CO WY UT FROM 40NNE CHE-DEN-40NNE RSK-50NNE HVE-40NNE CHE AREA EMBD TS MOV FROM 22020KT. TOPS TO FL320. OUTLOOK VALID 142355-150355 FROM 30WNW LAR-DEN-60NNE RSK-DVC-40WNW JNC-30WNW LAR WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.