FVXX21 KNES 141634 VA ADVISORY DTG: 20210914/1634Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/773 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: FQT EMS OBS VA DTG: 14/1600Z OBS VA CLD: SFC/FL150 N0003 W07758 - S0004 W07740 - S0005 W07740 - N0001 W07759 - N0003 W07758 MOV NW 15KT FCST VA CLD +6HR: 14/2200Z SFC/FL150 N0004 W07759 - S0004 W07739 - S0005 W07740 - N0001 W07801 - N0004 W07759 FCST VA CLD +12HR: 15/0400Z SFC/FL150 N0004 W07759 - S0004 W07740 - S0006 W07740 - N0001 W07801 - N0004 W07759 FCST VA CLD +18HR: 15/1000Z SFC/FL150 S0004 W07739 - S0004 W07739 - S0004 W07739 - S0004 W07739 SFC/FL150 S0001 W07750 - S0001 W07750 - S0001 W07750 SFC/FL150 N0004 W07800 - S0004 W07739 - S0005 W07740 - N0001 W07801 - N0004 W07800 RMK: VA EXT 20 NM NW OF SUMMIT. LTLCG EXP. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20210914/2230Z