000 WSPA07 PHFO 212220 SIGPAT KZAK SIGMET TANGO 4 VALID 212215/220215 PHFO- OAKLAND OCEANIC FIR EMBD TS OBS AT 2220Z WI N0615 W15815 - N0545 W14645 - N0215 W15245 - N0215 W15900 - N0615 W15815. TOP FL580. MOV W 10KT. NC.