FVXX21 KNES 211743 VA ADVISORY DTG: 20240921/1743Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2024/674 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: LGT VA EMS OBSD OBS VA DTG: 21/1710Z OBS VA CLD: SFC/FL150 N0005 W07754 - S0005 W07739 - S0006 W07740 - S0000 W07758 - N0005 W07754 MOV NW 10KT FCST VA CLD +6HR: 21/2300Z SFC/FL150 N0001 W07808 - S0002 W07740 - S0005 W07739 - S0008 W07808 - N0001 W07808 FCST VA CLD +12HR: 22/0500Z SFC/FL150 S0001 W07808 - S0003 W07740 - S0005 W07738 - S0011 W07808 - S0001 W07808 FCST VA CLD +18HR: 22/1100Z SFC/FL150 N0006 W07805 - S0004 W07739 - S0005 W07740 - S0003 W07807 - N0006 W07805 RMK: VA EMS OBSD IN STLT IMG MOVG APPRX 20 NM NW FM SUMMIT. A MORE W MVMT EXP THRU T+12 HRS, AND A MORE WNW MVMT EXP BY T+18 HRS. MVMT AND HGT BASED ON STLT OBS AND NWP MDLS. ...BERTALAN NXT ADVISORY: WILL BE ISSUED BY 20240921/2345Z