International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
990 WSPA06 PHFO 051820 SIGPAS KZAK SIGMET SIERRA 11 VALID 051820/051830 PHFO- OAKLAND OCEANIC FIR CNL SIGMET SIERRA 10 VALID 051430/051830. TS HAVE WEAKENED.