FVXX21 KNES 151446 VA ADVISORY DTG: 20210915/1446Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/777 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: POSS VA EMS OBS VA DTG: 15/1350Z OBS VA CLD: SFC/FL150 N0004 W07805 - S0004 W07740 - S0006 W07738 - S0008 W07804 - N0004 W07805 MOV W 10KT FCST VA CLD +6HR: 15/2000Z NO VA EXP FCST VA CLD +12HR: 16/0200Z NO VA EXP FCST VA CLD +18HR: 16/0800Z NO VA EXP RMK: VA IS CURRENTLY NOT OBS ON STLT OR WEBCAM DUE TO DENSE WX CLDS, BUT IS LIKELY IN THE AREA. VA IS DRAWN BASED ON PREV VAA AND NWP MDL WND. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20210915/2045Z