International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
639 WSPN06 KKCI 271921 SIGP0F KZAK SIGMET FOXTROT 11 VALID 271921/272020 KKCI- OAKLAND OCEANIC FIR CNL SIGMET FOXTROT 10 271620/272020.