International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
570 WSPN03 KKCI 251750 SIGP0C KZAK SIGMET CHARLIE 8 VALID 251750/252150 KKCI- OAKLAND OCEANIC FIR FRQ TS OBS AT 1750Z WI N1245 W13715 - N1200 W12015 - N0530 W12015 - N0700 W13945 - N1245 W13715. TOP FL550. STNR. NC.