FVXX23 KNES 152056 VA ADVISORY DTG: 20211015/2056Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/896 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: NEW VA EMS OBSD OBS VA DTG: 15/2030Z OBS VA CLD: SFC/FL190 S0159 W07820 - S0201 W07819 - S0205 W07834 - S0201 W07835 - S0159 W07820 MOV W 20KT FCST VA CLD +6HR: 16/0230Z SFC/FL190 S0159 W07820 - S0201 W07819 - S0210 W07841 - S0202 W07844 - S0159 W07820 FCST VA CLD +12HR: 16/0830Z SFC/FL190 S0159 W07819 - S0201 W07819 - S0213 W07842 - S0204 W07846 - S0159 W07819 FCST VA CLD +18HR: 16/1430Z NO VA EXP RMK: NEW VA EMS OBSD IN SAT BETWEEN MET CLDS EXT ABT 15 NM WSW OF SUMMIT. NWP MDL FCST LTLCG THRU T+12HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20211016/0300Z