FVXX23 KNES 131100 VA ADVISORY DTG: 20211013/1100Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/888 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: VA EMS OBSD OBS VA DTG: 13/1040Z OBS VA CLD: SFC/FL210 S0156 W07836 - S0158 W07820 - S0159 W07820 - S0201 W07836 - S0156 W07836 MOV W 20KT FCST VA CLD +6HR: 13/1630Z SFC/FL210 S0156 W07837 - S0158 W07820 - S0159 W07819 - S0202 W07837 - S0156 W07837 FCST VA CLD +12HR: 13/2230Z SFC/FL210 S0156 W07838 - S0158 W07819 - S0200 W07819 - S0202 W07838 - S0156 W07838 FCST VA CLD +18HR: 14/0430Z NO VA EXP RMK: LKLY VA EMS OBSD IN STLT AMONG MET CLDS MOVG W OF SUMMIT. NWP MDL FCST LTLCG THRU T+12HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20211013/1700Z