FVXX23 KNES 160140 VA ADVISORY DTG: 20211216/0140Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/1094 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: POSS VA EMS OBS VA DTG: 16/0110Z OBS VA CLD: SFC/FL190 S0159 W07828 - S0159 W07820 - S0201 W07820 - S0205 W07828 - S0159 W07828 MOV W 15KT FCST VA CLD +6HR: 16/0700Z NO VA EXP FCST VA CLD +12HR: 16/1300Z NO VA EXP FCST VA CLD +18HR: 16/1900Z NO VA EXP RMK: VA IS CURRENTLY NOT OBS ON STLT DUE TO WX CLDS, BUT IS POSS IN THE AREA. HOT SPOT IS OBS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20211216/0745Z