International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
939 WSPA11 PHFO 081806 SIGPAX KZAK SIGMET XRAY 4 VALID 081805/082205 PHFO- OAKLAND OCEANIC FIR EMBD TS OBS AT 1805Z WI N1615 E13000 - N1545 E13645 - N1200 E13615 - N1045 E13000 - N1615 E13000. TOP FL580. MOV W 10KT. NC.