International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
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588 WSUS33 KKCI 140859 CCA SIGW MKCW WST 140859 COR CONVECTIVE SIGMET 18W VALID UNTIL 1055Z WY FROM 70NNW BOY-20SE CZI-40NE BPI-70NNW BOY AREA TS MOV LTL. TOPS TO FL330. COR FOR VOR PTS OUTLOOK VALID 141055-141455 TS ARE NOT EXPD TO REQUIRE WST ISSUANCES.