FVXX20 KNES 172043 VA ADVISORY DTG: 20170817/2043Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2017/304 INFO SOURCE: GOES-EAST. NON-OPERATIONAL GOES-16. ASHTAM. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: VA EM OBS VA DTG: 17/1945Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL180 090/10KT FCST VA CLD +6HR: 18/0200Z FCST VA CLD +12HR: 18/0800Z FCST VA CLD +18HR: 18/1400Z RMK: DISCREET VA EM OCNL SEEN IN WEBCAM BUT NOT IN STLT DUE TO MET CLDS. CONTINUED ACT SUPPORTED BY MWO. CLEAR SKY TO THE WEST OF THE VOLCANO SUGGESTS VA DISSIPATES WI 25 OF SUMMIT. MODEL WINDS AND MET CLDS SUGGEST VA MOV WNW. ...VELASCO NXT ADVISORY: WILL BE ISSUED BY 20170818/0245Z