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International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
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521 WSUS33 KKCI 200055 SIGW MKCW WST 200055 CONVECTIVE SIGMET 1W VALID UNTIL 0255Z MT ID OR WA FROM 70NE GGW-40N BIL-40N BKE-70NNW GTF-70NE GGW AREA TS MOV FROM 24015KT. TOPS TO FL340. OUTLOOK VALID 200255-200655 FROM 70NE GGW-BIL-BKE-HUH-70NE GGW WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.