International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
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498 WSUS33 KKCI 141355 SIGW MKCW WST 141355 CONVECTIVE SIGMET 23W VALID UNTIL 1555Z MT FROM 60W HVR-40N LWT-20NNW HLN-60W GTF-60W HVR AREA TS MOV FROM 22010KT. TOPS TO FL250. OUTLOOK VALID 141555-141955 TS ARE NOT EXPD TO REQUIRE WST ISSUANCES.