


International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
139 WSPA12 PHFO 040158 SIGPAY KZAK SIGMET YANKEE 4 VALID 040155/040555 PHFO- OAKLAND OCEANIC FIR EMBD TS OBS AT 0155Z WI N0915 E17900 - N0545 W18000 - N0330 E17045 - N0545 E17015 - N1000 E17430 - N0915 E17900. TOP FL540. MOV W 10KT. WKN.