FVXX21 KNES 092204 VA ADVISORY DTG: 20210809/2204Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/623 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: FRQT VA EMS OBS OBS VA DTG: 09/2130Z OBS VA CLD: SFC/FL160 S0002 W07741 - S0004 W07740 - S0005 W07741 - S0008 W07759 - S0003 W07801 - S0002 W07741 MOV W 10KT FCST VA CLD +6HR: 10/0330Z SFC/FL160 N0001 W07800 - S0004 W07739 - S0005 W07741 - S0010 W07804 - N0001 W07800 FCST VA CLD +12HR: 10/0930Z SFC/FL160 N0006 W07758 - S0004 W07740 - S0005 W07740 - S0006 W07804 - N0006 W07758 FCST VA CLD +18HR: 10/1530Z SFC/FL160 N0009 W07753 - S0004 W07739 - S0005 W07740 - S0001 W07802 - N0009 W07753 RMK: MULT VA CLDS SEEN IN WEBCAM AND G16 STLT IMAGERY MOVG W. RECENT VONA RPRTS VA CLD >1KM ABV SUMMIT. WINDS FCST TO VEER WNW/NW THRU T+18 HRS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20210810/0400Z