FVXX21 KNES 211801 VA ADVISORY DTG: 20210921/1801Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/805 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS LIKELY OBS VA DTG: 21/1730Z OBS VA CLD: SFC/FL140 N0008 W07759 - S0004 W07740 - S0005 W07741 - S0000 W07802 - N0008 W07759 MOV W 14KT FCST VA CLD +6HR: 21/2330Z SFC/FL140 N0003 W07756 - S0004 W07740 - S0005 W07740 - S0003 W07759 - N0003 W07756 FCST VA CLD +12HR: 22/0530Z SFC/FL140 N0005 W07755 - S0004 W07740 - S0005 W07740 - S0000 W07758 - N0005 W07755 FCST VA CLD +18HR: 22/1130Z NO VA EXP RMK: VA EM NOT SEEN ON STLT IMAGERY DUE TO CLD CVR. LATEST VO RPRTS VA AROUND FL140 MOV NW FM SUMMIT. NWP MODELS AGREE. ...KIM NXT ADVISORY: WILL BE ISSUED BY 20210922/0000Z