****0000000304**** WVEQ31 SEGU 170725 SEFG SIGMET A2 VALID 170725/171325 SEGU- SEFG GUAYAQUIL FIR VA ERUPTION MT SANGAY PSN S0200 W07820 VA CLD OBS AT 0640Z S0158 W07854 - S0159 W07820 - S0205 W07853 - S0158 W07854 SFC/FL200 MOV W 15KT FCST AT 1230Z WI S0158 W07914 - S0200 W07820 - S0208 W07913 - S0158 W07914=