International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
812 WSPA06 PHFO 041504 SIGPAS KZAK SIGMET SIERRA 4 VALID 041503/041640 PHFO- OAKLAND OCEANIC FIR CNL SIGMET SIERRA 3 VALID 041240/041640. CANCEL SIGMET AS TURB HAS DECREASED.