International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
815 WSPA06 PHFO 170136 SIGPAS KZAK SIGMET SIERRA 1 VALID 170130/170530 PHFO- OAKLAND OCEANIC FIR SEV TURB FCST WI N2500 W14815 - N2445 W13845 - N2200 W13845 - N2145 W14830 - N2500 W14815. FL310/380. STNR. NC.