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International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
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462 WSUS33 KKCI 181955 SIGW MKCW WST 181955 CONVECTIVE SIGMET 11W VALID UNTIL 2155Z MT WY ID OR WA FROM 40NE HVR-20NE SHR-40SE BOY-60NNE BKE-40SSE YDC-40NE HVR AREA EMBD TS MOV FROM 27015KT. TOPS TO FL300. OUTLOOK VALID 182155-190155 FROM 50NNW GGW-40W DDY-40NNW BOI-40E HUH-50SSW YQL-50NNW GGW WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.