FVXX23 KNES 010653 VA ADVISORY DTG: 20210301/0653Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/148 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: POSSIBLE ONGOING VA EMS. OBS VA DTG: 01/0620Z OBS VA CLD: SFC/FL150 N0006 W07747 - S0004 W07739 - S0005 W07740 - S0002 W07752 - N0006 W07747 MOV NW 10KT FCST VA CLD +6HR: 01/1230Z NO VA EXP FCST VA CLD +12HR: 01/1830Z NO VA EXP FCST VA CLD +18HR: 02/0030Z NO VA EXP RMK: VA EMS HAVE NOT BEEN SEEN IN WEBCAM OR IR STLT IMAGERY DUE TO DENSE WX CLDS. HOWEVER, RECENT PAST HISTORY SUGGESTS ONGOING EMS. VAAG DERIVED FM NWP MDLS AND PREV UPDATE. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20210301/1300Z