FVXX20 KNES 112221 VA ADVISORY DTG: 20171211/2221Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2017/756 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: ONGOING ACT OBS VA DTG: 11/2145Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL140 090/5KT FCST VA CLD +6HR: 12/0400Z FCST VA CLD +12HR: 12/1000Z FCST VA CLD +18HR: 12/1600Z RMK: VA CANNOT BE SEEN IN STLT OR WEBAM IMAGERY DUE TO CLD CVR. MODELS SUGGEST A MOVE TO THE W BUT WINDS ARE LGT/VARIABLE. ...WHISNANT NXT ADVISORY: WILL BE ISSUED BY 20171212/0415Z