FVXX24 KNES 122241 VA ADVISORY DTG: 20220912/2241Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2022/935 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. VOLCAT. GEOPHYSICAL INST. ERUPTION DETAILS: VA EMS REPORTED OBS VA DTG: 12/2220Z OBS VA CLD: SFC/FL240 S0159 W07819 - S0201 W07819 - S0205 W07841 - S0159 W07842 - S0159 W07819 MOV W 25KT FCST VA CLD +6HR: 13/0430Z SFC/FL240 S0159 W07820 - S0201 W07818 - S0219 W07846 - S0210 W07850 - S0159 W07820 FCST VA CLD +12HR: 13/1030Z NO VA EXP FCST VA CLD +18HR: 13/1630Z NO VA EXP RMK: VA EMS OBSD IN SAT AND VA CLDS EXTED ABOUT 20NMI W OF SUMMIT. VONA, SIGMET AND VOLCAT ALERT RECEIVED, NWP MDL FCST BACKING THRU T+6HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20220913/0445Z