FVXX23 KNES 170531 VA ADVISORY DTG: 20231017/0531Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/755 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: CONS EM OBS VA DTG: 17/0500Z OBS VA CLD: SFC/FL220 S0158 W07820 - S0201 W07817 - S0211 W07828 - S0208 W07832 - S0158 W07820 MOV SW 10KT FCST VA CLD +6HR: 17/1100Z SFC/FL220 S0158 W07820 - S0201 W07818 - S0211 W07838 - S0204 W07843 - S0158 W07820 FCST VA CLD +12HR: 17/1700Z SFC/FL220 S0201 W07819 - S0224 W07823 - S0221 W07835 - S0201 W07822 - S0201 W07819 FCST VA CLD +18HR: 17/2300Z SFC/FL220 S0158 W07819 - S0202 W07819 - S0221 W07834 - S0211 W07839 - S0158 W07819 RMK: VA EXT 6 NM SW OF THE SUMMIT. VA FCST BY NWP MODELS TO MOV BETWEEN WSW AND SSW OVR NXT 18 HRS. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20231017/1130Z