FVXX22 KNES 240240 VA ADVISORY DTG: 20210424/0240Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/311 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMS. OBS VA DTG: 24/0220Z OBS VA CLD: SFC/FL150 S0004 W07739 - S0005 W07738 - S0013 W07747 - S0007 W07752 - S0004 W07739 MOV SW 19KT FCST VA CLD +6HR: 24/0830Z SFC/FL150 S0003 W07740 - S0005 W07738 - S0011 W07750 - S0004 W07752 - S0003 W07740 FCST VA CLD +12HR: 24/1430Z SFC/FL150 S0001 W07750 - S0004 W07739 - S0005 W07739 - S0009 W07752 - S0001 W07750 FCST VA CLD +18HR: 24/2030Z SFC/FL150 S0001 W07752 - S0003 W07739 - S0005 W07738 - S0010 W07751 - S0001 W07752 RMK: INTERMITTENT VA EMS OBS IN WEB CAM AND IN IR STLT IMAGERY. VA MOV TO SW OF SUMMIT. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20210424/0845Z