FVXX22 KNES 161912 VA ADVISORY DTG: 20151216/1912Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2015/257 INFO SOURCE: GOES-EAST. GUAYAQUIL MWO. GFS WINDS. SEISMIC DETECTION. ERUPTION DETAILS: PSBL EMISSION OBS VA DTG: 16/1845Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL180 090/10KT FCST VA CLD +6HR: 17/0100Z FCST VA CLD +12HR: 17/0700Z FCST VA CLD +18HR: 17/1300Z RMK: PSBL EMISSION OF VA. GUAYAQUIL REPORTS VA TO FL180 MOVING SW OF SUMMIT. VA NOT OBSERVED IN CLDY STLT IMAGERY. ...SALEMI NXT ADVISORY: WILL BE ISSUED BY 20151217/0115Z