FVXX21 KNES 021709 VA ADVISORY DTG: 20170902/1709Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2017/033 INFO SOURCE: GOES-EAST. NON-OPERATIONAL GOES-16. GUAYAQUIL MWO. NWP MODELS. ERUPTION DETAILS: EARLIER VA EMS OBS VA DTG: 02/1645Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST VA CLD +6HR: NO VA EXP FCST VA CLD +12HR: NO VA EXP FCST VA CLD +18HR: NO VA EXP RMK: VA FROM EARLIER EMS IS NO LONGER OBSERVED IN IMAGERY. ...SCHWARTZ NXT ADVISORY: NO FURTHER ADVISORIES