International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
553 WSPN02 KKCI 231230 SIGP0B KZAK SIGMET BRAVO 3 VALID 231230/231630 KKCI- OAKLAND OCEANIC FIR FRQ TS OBS AT 1230Z WI N1415 W12000 - N0845 W12000 - N0615 W13015 - N0830 W13030 - N1230 W12515 - N1415 W12000. TOP FL540. STNR. NC.