FVXX22 KNES 151320 VA ADVISORY DTG: 20231215/1320Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/916 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: OCNL VA EM OBS MOV W OBS VA DTG: 15/1250Z OBS VA CLD: SFC/FL200 S0152 W07847 - S0200 W07820 - S0202 W07820 - S0204 W07848 - S0152 W07847 MOV W 10KT FCST VA CLD +6HR: 15/1900Z SFC/FL200 S0141 W07853 - S0159 W07820 - S0201 W07821 - S0201 W07856 - S0141 W07853 FCST VA CLD +12HR: 16/0100Z NO VA EXP FCST VA CLD +18HR: 16/0700Z NO VA EXP RMK: OCNL VA IS OBS MOV W UP TO 28NM FM THE SUMMIT. NWP MDL INDICATES A W TO NW MOV THRU T+6HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20231215/1915Z