FVXX21 KNES 150911 VA ADVISORY DTG: 20211015/0911Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/900 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: CONTG VA EMS. OBS VA DTG: 15/0850Z OBS VA CLD: SFC/FL160 S0004 W07740 - S0004 W07738 - S0019 W07747 - S0014 W07753 - S0004 W07740 MOV SW 5KT FCST VA CLD +6HR: 15/1500Z SFC/FL160 S0001 W07801 - S0003 W07739 - S0005 W07738 - S0010 W07759 - S0001 W07801 FCST VA CLD +12HR: 15/2100Z NO VA EXP FCST VA CLD +18HR: 16/0300Z NO VA EXP RMK: VA EMS OBS MOV SW UP TO 15 NM FM SUMMIT. OBS VA FL ESTD FM NWP MDLS. FL MVMT FCST TO TURN TO W BY T+6 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20211015/1515Z