International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
515 WSPA11 PHFO 181615 SIGPAX KZAK SIGMET XRAY 2 VALID 181610/182010 PHFO- OAKLAND OCEANIC FIR EMBD TS OBS AT 1610Z WI N3000 W15645 - N3000 W15445 - N2230 W15900 - N2430 W16045 - N3000 W15645. TOP FL470. MOV NE 15KT. NC.