International Sigmet / Convective Sigmet
Issued by NWS

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871
WSPA06 PHFO 041757
SIGPAS

KZAK SIGMET SIERRA 4 VALID 041755/042155 PHFO-
OAKLAND OCEANIC FIR EMBD TS OBS AT 1755Z WI N1115 W17215 - N0745
W16830 - N0330 E17345 - N0830 E17300 - N1115 W17215. TOP FL530. MOV W
10KT. NC.