WSUS33 KKCI 211455 SIGW MKCW WST 211455 CONVECTIVE SIGMET 20W VALID UNTIL 1655Z OR WA AND CSTL WTRS FROM 20NW TOU-40WNW BTG-90W ONP-130W TOU-20NW TOU AREA TS MOV FROM 23030KT. TOPS TO FL270. OUTLOOK VALID 211655-212055 FROM TOU-40ESE TOU-40SSW HUH-BTG-50WSW EUG-140SW ONP-110WNW ONP-130W TOU-TOU WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.