FVXX21 KNES 131441 VA ADVISORY DTG: 20170813/1441Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2017/013 INFO SOURCE: GOES-EAST. NON-OPERATIONAL GOES-16. ERUPTION DETAILS: VA PLUME IN STLT IMAGERY. RMK: WE HAVE RECEIVED INFORMATION SUGGESTING A POSSIBLE VA EMISSION. WE WILL GATHER FURTHER INFORMATION AND ISSUE A FULL ADVISORY AS SOON AS POSSIBLE. NXT ADVISORY: AS SOON AS POSSIBLE