


International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
151 WSPA06 PHFO 200557 SIGPAS KZAK SIGMET SIERRA 9 VALID 200555/200955 PHFO- OAKLAND OCEANIC FIR FRQ TS OBS AT 0555Z WI N2700 E15500 - N2700 E16400 - N2200 E16130 - N2130 E15500 - N2700 E15500. TOP FL500. STNR. INTSF.