International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
387 WSPN04 KKCI 151845 SIGP0D KZAK SIGMET DELTA 6 VALID 151845/152245 KKCI- OAKLAND OCEANIC FIR FRQ TS OBS AT 1845Z WI N1640 W14001 - N0542 W11956 - N0331 W12001 - N0320 W12913 - N1134 W13948 - N1640 W14001. TOP FL540. STNR. NC.