FVXX22 KNES 170020 VA ADVISORY DTG: 20231217/0020Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/923 INFO SOURCE: GOES-16. VONA. NWP MODELS. ERUPTION DETAILS: VA EM OSBD OBS VA DTG: 16/2340Z OBS VA CLD: SFC/FL220 S0147 W07829 - S0200 W07820 - S0202 W07821 - S0154 W07835 - S0147 W07829 MOV NW 20KT FCST VA CLD +6HR: 17/0530Z SFC/FL220 S0147 W07831 - S0201 W07820 - S0156 W07836 - S0147 W07831 FCST VA CLD +12HR: 17/1130Z NO VA EXP FCST VA CLD +18HR: 17/1730Z NO VA EXP RMK: LGHT VA EM SEEN ON STLT IMAGERY MOVG NW FM SUMMIT. RECENT VO RPRTS VA AROUND FL220. LTLCG EXPCD ...KIM NXT ADVISORY: WILL BE ISSUED BY 20231217/0615Z