International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
958 WSPA12 PHFO 241449 SIGPAY KZAK SIGMET YANKEE 1 VALID 241445/241845 PHFO- OAKLAND OCEANIC FIR FRQ TS OBS AT 1445Z WI N0330 E14100 - N0000 E14600 - N0000 E14100 - N0330 E14100. TOP FL540. MOV W 20KT. INTSF.