FVXX21 KNES 281748 VA ADVISORY DTG: 20120528/1748Z VAAC: WASHINGTON VOLCANO: SANGAY 1502-09 PSN: S0202 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2012/013 INFO SOURCE: GUAYAQUIL MWO. GOES-13. GFS WINDS. ERUPTION DETAILS: POSSIBLE ERUPTION 28/1712 OBS VA DTG: 28/1715Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL220 90/15-25KT FCST VA CLD +6HR: 28/2330Z VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL220 090/15-25KT FCST VA CLD +12HR: 29/0530Z VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL220 090/10-20KT FCST VA CLD +18HR: 29/1130Z VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL220 090/10-20KT RMK: SIGMET FROM GUAYAQUIL MWO SUGGESTS POSSIBLE EMISSION OF VA. VA NOT SEEN IN IMAGERY DUE TO CLOUDS. IF ANY VA PRESENT UP TO FL220 A WEST WARD MOVEMENT CAN BE EXPECTED PER GFS WINDS. ...NEWHARD NXT ADVISORY: WILL BE ISSUED BY 20120528/2345Z NNNN