FVXX21 KNES 080454 VA ADVISORY DTG: 20210908/0454Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/749 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: POSSIBLE ONGOING VA EMS. OBS VA DTG: 08/0420Z OBS VA CLD: SFC/FL150 N0004 W07752 - S0005 W07739 - S0005 W07740 - S0006 W07755 - N0004 W07752 MOV W 5KT FCST VA CLD +6HR: 08/1030Z NO VA EXP FCST VA CLD +12HR: 08/1630Z NO VA EXP FCST VA CLD +18HR: 08/2230Z NO VA EXP RMK: DENSE CLD COVER HAS PRECLUDED SEEING ANY VA IN STLT IMAGERY OR IN WEB CAM. HOWEVER, RECENT PAST ACT SUGGESTS ONGOING EMS. VAAG BASED ON PREV UPDATE AND NWP MDLS. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20210908/1100Z