FVXX20 KNES 201718 VA ADVISORY DTG: 20170420/1718Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2017/074 INFO SOURCE: GOES-EAST. GFS WINDS. VOLCANO WEB CAMERA. GEOPHYSICAL INST. ERUPTION DETAILS: PSBL ONGOING EM OBS VA DTG: 20/1645Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL140 090/5-10KT FCST VA CLD +6HR: 20/2300Z FCST VA CLD +12HR: 21/0500Z FCST VA CLD +18HR: 21/1100Z RMK: T+0 CONFIDENCE LOW. VA NOT IDENTIFIABLE ON SAT DUE TO WX CLDS. WEBCAM INDICATES OCNL VA EM. ...GAETANO NXT ADVISORY: WILL BE ISSUED BY 20170420/2315Z