International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
491 WSPA12 PHFO 310817 SIGPAY KZAK SIGMET YANKEE 5 VALID 310817/310855 PHFO- OAKLAND OCEANIC FIR CNL SIGMET YANKEE 4 VALID 310455/310855. TS HAVE WEAKENED.