International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
Versions:
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331 WSPN03 KKCI 080316 SIGP0C KZAK SIGMET CHARLIE 2 VALID 080316/080421 KKCI- OAKLAND OCEANIC FIR CNL SIGMET CHARLIE 1 080021/080421.