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International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
580 WSPA09 PHFO 051704 SIGPAV KZAK SIGMET VICTOR 1 VALID 051700/052100 PHFO- OAKLAND OCEANIC FIR EMBD TS OBS AT 1700Z WI S0215 W18000 - S0230 W17645 - S0500 W17545 - S0500 W18000 - S0215 W18000. TOP FL550. MOV NNW 20KT. INTSF.