FVXX21 KNES 250611 VA ADVISORY DTG: 20210925/0611Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/818 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: POSSIBLE ONGOING EMS. OBS VA DTG: 25/0550Z OBS VA CLD: SFC/FL150 N0006 W07751 - S0005 W07739 - S0006 W07741 - S0000 W07755 - N0006 W07751 MOV NW 10KT FCST VA CLD +6HR: 25/1200Z NO VA EXP FCST VA CLD +12HR: 25/1800Z NO VA EXP FCST VA CLD +18HR: 26/0000Z NO VA EXP RMK: INCANDESCENCE NOTED IN WEBCAM ALTHOUGH NOTHING SEEN IN STLT IMAGERY DUE TO DENSE WX CLDS. LIKELY ONGOING EMS. VA MOV TO WNW OR NW ACCORDING TO NWP MDLS. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20210925/1215Z