FVXX22 KNES 111104 VA ADVISORY DTG: 20210111/1104Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/022 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EM POSS OBS VA DTG: 11/1040Z OBS VA CLD: SFC/FL150 S0001 W07758 - S0004 W07739 - S0005 W07739 - S0007 W07758 - S0001 W07758 MOV W 15KT FCST VA CLD +6HR: 11/1630Z NO VA EXP FCST VA CLD +12HR: 11/2230Z NO VA EXP FCST VA CLD +18HR: 12/0430Z NO VA EXP RMK: VA EM POSS BASED ON RECENT ACT. VA EM EXPECTED TO MOVE W AND EXTND APRX 20 NM FROM SUMMIT. VA EM NOT DETECTED IN STLT DATA DUE TO DENS MET CLDS. WEB CAM VIEW OF SUMMIT OBSC. ...VELASCO NXT ADVISORY: WILL BE ISSUED BY 20210111/1700Z