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Active SIGMETs


ALFA
SIGMET ALFA

WSPN01 KKCI 210430
SIGP0A
KZAK SIGMET ALFA 3 VALID 210430/210830 KKCI-
OAKLAND OCEANIC FIR FRQ TS OBS AT 0430Z WI N0915 W13815 - N0800
W12700 - N0630 W12715 - N0415 W13415 - N0730 W13900 - N0915
W13815. TOP FL480. STNR. WKN.


TANGO
SIGMET TANGO

WSPA07 PHFO 210519
SIGPAT

KZAK SIGMET TANGO 4 VALID 210520/210920 PHFO- 
OAKLAND OCEANIC FIR EMBD TS WI N1923 E14135 - N1532 E14621 - 
N1329 E14414 - N1730 E13916 - N1923 E14135. CB TOPS TO FL530. MOV W 
5KT. BASED ON SAT AND LTG OBS. 





SIERRA
Graphic not currently available.

WSPA06 PHFO 210215
SIGPAS

KZAK SIGMET SIERRA 4 VALID 210215/210225 PHFO-
OAKLAND OCEANIC FIR. CNL SIGMET SIERRA 3 VALID 202225/210225. TS 
HAVE DIMINISHED AND MOVED S.




Aviation Weather Center Graphic of SIGMETs
Alaska Aviation Weather Unit Graphic of SIGMETs