FVXX20 KNES 080825 VA ADVISORY DTG: 20170908/0825Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2017/385 INFO SOURCE: GOES-EAST. NON-OPERATIONAL GOES-16. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: NEW VA EM AT 08/0715 OBS VA DTG: 08/0745Z OBS VA CLD: SFC/FL160 S0002 W07740 - S0007 W07738 - S0026 W07812 - S0016 W07819 - S0004 W07802 - S0002 W07740 MOV SW 15KT FCST VA CLD +6HR: 08/1400Z SFC/FL160 S0008 W07805 - S0023 W07757 - S0034 W07816 - S0018 W07826 - S0008 W07805 FCST VA CLD +12HR: 08/2000Z SFC/FL160 NO ASH EXP FCST VA CLD +18HR: 09/0200Z NO ASH EXP RMK: ONGOING DISCRETE VA EMS SEEN IN STLT AND IN WEBCAM. VA IS MOVG W AND SW FM THE SUMMIT AT 15KTS NEAR FL160 AND QUICKLY BECOMING DIFFUSE. ...RAMIREZ NXT ADVISORY: WILL BE ISSUED BY 20170908/1430Z