FVXX21 KNES 280819 VA ADVISORY DTG: 20170828/0819Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2017/339 INFO SOURCE: NON-OPERATIONAL GOES-16. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: OCNL VA EMS OBS VA DTG: 28/0800Z OBS VA CLD: SFC/FL140 S0000 W07747 - S0000 W07743 - S0005 W07743 - S0006 W07747 - S0000 W07747 MOV W 10-15KT FCST VA CLD +6HR: 28/1400Z SFC/FL140 NO ASH EXP FCST VA CLD +12HR: 28/2000Z NO ASH EXP FCST VA CLD +18HR: 29/0200Z NO ASH EXP RMK: WEBCAM SHOWS NEW EMS AT 28/0750Z. IMAGERY SHOWS SMALL PUFF MOVING W. DISSIPATION EXPECTED SHORTLY BUT ADDITIONAL EMS LIKELY. ...SCHWARTZ NXT ADVISORY: WILL BE ISSUED BY 20170828/1415Z