International Sigmet / Convective Sigmet Issued by NWS
299
WSPA12 PHFO 181225
SIGPAY
KZAK SIGMET YANKEE 3 VALID 181225/181625 PHFO-
OAKLAND OCEANIC FIR EMBD TS OBS AT 1225Z WI N0930 W17245 - N0830
W16530 - N0630 W16445 - N0415 W17100 - N0545 W17300 - N0930 W17245.
TOP FL580. MOV W 10KT. NC.