FVXX20 KNES 042349 VA ADVISORY DTG: 20210904/2349Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/800 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: NO VA OBS OBS VA DTG: 04/2310Z OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA FCST VA CLD +6HR: 05/0500Z NO VA EXP FCST VA CLD +12HR: 05/1100Z NO VA EXP FCST VA CLD +18HR: 05/1700Z NO VA EXP RMK: VA NOT IDENTIFIABLE IN G16 STLT IMAGERY OR IN WEBCAM. ...COVERDALE NXT ADVISORY: NO FURTHER ADVISORIES