FVXX21 KNES 311658 VA ADVISORY DTG: 20240831/1658Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2024/494 INFO SOURCE: GOES-16. VONA. NWP MODELS. ERUPTION DETAILS: NEW VA OBSD OBS VA DTG: 31/1630Z OBS VA CLD: SFC/FL220 S0139 W07849 - S0200 W07820 - S0201 W07822 - S0149 W07856 - S0139 W07849 MOV W 20KT FCST VA CLD +6HR: 31/2230Z SFC/FL220 S0147 W07857 - S0200 W07820 - S0201 W07820 - S0204 W07901 - S0147 W07857 FCST VA CLD +12HR: 01/0430Z NO VA EXP FCST VA CLD +18HR: 01/1030Z NO VA EXP RMK: NEW VA EM SEEN ON STLT IMAGERY MOVG APPROX 35 NMI WNW FM SUMMIT. VO RPRTS VA EM AROUND FL220. A GEN W MOVT EXPCD. ...KIM NXT ADVISORY: WILL BE ISSUED BY 20240831/2300Z