FVXX21 KNES 170220 VA ADVISORY DTG: 20211017/0220Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/908 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGONG VA EMS OBS VA DTG: 17/0150Z OBS VA CLD: SFC/FL140 S0004 W07740 - S0005 W07739 - S0012 W07751 - S0007 W07753 - S0004 W07740 MOV W 10KT FCST VA CLD +6HR: 17/0800Z SFC/FL140 N0004 W07756 - S0004 W07739 - S0005 W07738 - S0006 W07800 - N0004 W07756 FCST VA CLD +12HR: 17/1400Z NO VA EXPNO VA EXP FCST VA CLD +18HR: 17/2000Z NO VA EXP RMK: VA IS SEEN MOV SW UP TO 13NM FM THE SUMMIT. NWP MDL INDICATES A SW THEN NW MOV THRU T+6HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20211017/0815Z