International Sigmet / Convective Sigmet Issued by NWS
227
WSPA06 PHFO 191931
SIGPAS
KZAK SIGMET SIERRA 3 VALID 191920/192320 PHFO-
OAKLAND OCEANIC FIR EMBD TS OBS AT 1930Z WI N0800 W15715 - N0745
W14745 - N0430 W14715 - N0445 W15730 - N0800 W15715. TOP FL560. STNR.
NC.