International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
340 WSPA11 PHFO 060906 SIGPAX KZAK SIGMET XRAY 1 VALID 060905/061305 PHFO- OAKLAND OCEANIC FIR EMBD TS OBS AT 0905Z WI N1000 W17800 - N0515 W17530 - N0415 W17800 - N0815 E17800 - N1000 W17800. TOP FL550. STNR. NC.