FVXX23 KNES 091027 VA ADVISORY DTG: 20211109/1027Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/968 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: POSSIBLE ONGOING EMS. OBS VA DTG: 09/1010Z OBS VA CLD: SFC/FL200 S0200 W07820 - S0202 W07819 - S0223 W07822 - S0219 W07832 - S0200 W07820 MOV SW 10KT FCST VA CLD +6HR: 09/1600Z NO VA EXP FCST VA CLD +12HR: 09/2200Z NO VA EXP FCST VA CLD +18HR: 10/0400Z NO VA EXP RMK: DENSE WX CLDS IN THE REGION HAVE PRECLUDED SEEING VA IN STLT IMAGERY. HOWEVER RECENT PAST ACT SUGGESTS ONGOING ACT. WEB CAM INOP. VA PRESUMED MOV SW BASED ON NWP MDLS. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20211109/1630Z