****0000000339**** WVEQ31 SEGU 121925 SEFG SIGMET 4 VALID 121925/130125 SEGU- SEFG GUAYAQUIL FIR VA ERUPTION MT SANGAY PSN S0200 W07820 VA CLD OBS AT 1830Z WI S0158 W07832 - S0159 W07820 - S0201 W07820 - S0204 W07831 - S0158 W07832 SFC/FL200 MOV W 15KT FCST AT 0030Z WI S0159 W07820 - S0201 W07820 - S0210 W07833 - S0159 W07838 - S0159 W07820=