International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
111 WSPA03 PHFO 210421 SIGPAP KZAK SIGMET PAPA 13 VALID 210420/210820 PHFO- OAKLAND OCEANIC FIR EMBD TS OBS AT 0420Z WI N1045 E13000 - N1200 E14300 - N0615 E14530 - N0530 E13645 - N0815 E13000 - N1045 E13000. TOP FL530. STNR. NC.