FVXX21 KNES 240655 VA ADVISORY DTG: 20210824/0655Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/683 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: CONTG VA EMS. OBS VA DTG: 24/0530Z OBS VA CLD: SFC/FL150 S0002 W07740 - S0005 W07738 - S0022 W07807 - S0013 W07813 - S0002 W07740 MOV SW 10KT FCST VA CLD +6HR: 24/1130Z SFC/FL150 S0004 W07740 - S0005 W07738 - S0020 W07808 - S0011 W07814 - S0004 W07740 FCST VA CLD +12HR: 24/1730Z SFC/FL150 S0003 W07740 - S0005 W07739 - S0017 W07810 - S0006 W07813 - S0003 W07740 FCST VA CLD +18HR: 24/2330Z SFC/FL150 S0003 W07813 - S0003 W07739 - S0005 W07739 - S0014 W07811 - S0003 W07813 RMK: CONT VA EMS OBS MOV SW UP TO 35 NM FM SUMMIT. OBS VA FL BASED ON EARLIER VONA RPTS AND NWP MDLS. FL MVMT FCST TO VEER TO W BY T+18 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210824/1300Z