FVXX20 KNES 241938 VA ADVISORY DTG: 20170424/1938Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2017/078 INFO SOURCE: GOES-EAST. GFS WINDS. ERUPTION DETAILS: EARLIER VA EMS DISP OBS VA DTG: 24/1915Z OBS VA CLD: FCST VA CLD +6HR: 25/0130Z FCST VA CLD +12HR: 25/0730Z FCST VA CLD +18HR: 25/1330Z RMK: EARLIER VA EMS NOT OBS IN STLT IMAGERY. VA HAS DISP ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20170425/0145Z