WSUS33 KKCI 180355 SIGW MKCW WST 180355 CONVECTIVE SIGMET 7W VALID UNTIL 0555Z MT WY FROM 50SW GGW-40NW MLS-30NNE BOY-40WNW BOY-30E HLN-50SW GGW AREA TS MOV FROM 25015KT. TOPS TO FL320. CONVECTIVE SIGMET 8W VALID UNTIL 0555Z MT FROM 40SSW YQL-50NNW GGW-30W GGW-60SE FCA-20SE FCA-40SSW YQL AREA TS MOV FROM 12020KT. TOPS TO FL410. OUTLOOK VALID 180555-180955 FROM 50N GGW-40N SHR-70SW BIL-40N DLN-40S FCA-50NNE FCA-50N GGW WST ISSUANCES EXPD. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.