International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
541 WSPA10 PHFO 190159 SIGPAW KZAK SIGMET WHISKEY 4 VALID 190155/190555 PHFO- OAKLAND OCEANIC FIR FRQ TS OBS AT 0155Z WI N2000 E15015 - N2000 E15445 - N1030 E15815 - N0600 E15500 - N0915 E14215 - N1045 E14230 - N1130 E14730 - N1530 E14730 - N2000 E15015. TOP FL580. STNR. NC.