FVXX22 KNES 112229 VA ADVISORY DTG: 20231211/2229Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/903 INFO SOURCE: GOES-16. VONA. NWP MODELS. VOLCAT. ERUPTION DETAILS: LGT VA EM MOV W OBS VA DTG: 11/2200Z OBS VA CLD: SFC/FL200 S0201 W07821 - S0202 W07820 - S0210 W07836 - S0204 W07838 - S0201 W07821 MOV W 15KT FCST VA CLD +6HR: 12/0400Z SFC/FL200 S0200 W07842 - S0201 W07819 - S0201 W07819 - S0208 W07842 - S0200 W07842 FCST VA CLD +12HR: 12/1000Z NO VA EXP FCST VA CLD +18HR: 12/1600Z NO VA EXP RMK: LGT VA IS RPRT AND OBS MOV WSW UP TO 20NM FM THE SUMMIT. NWP MDL INDICATES A CONT W MOV THRU T+6HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20231212/0430Z