WCPA12 PHFO 281458 WSTPAY KZAK SIGMET YANKEE 5 VALID 281510/282110 PHFO- OAKLAND OCEANIC FIR TC GILMA OBS AT 1500Z N1848 W14542. CB TOP FL450 WI 120NM OF CENTER. MOV W 12KT. WKN. FCST 2100Z TC CENTER N1900 W14654.