International Sigmet / Convective Sigmet 
Issued by NWS
        
        
                
        
            
        Issued by NWS
540 WSPA06 PHFO 030634 SIGPAS KZAK SIGMET SIERRA 6 VALID 030634/030945 PHFO- OAKLAND OCEANIC FIR CNL SIGMET SIERRA 5 VALID 030545/030945. TS HAVE WEAKENED.