FVXX22 KNES 222011 VA ADVISORY DTG: 20171222/2011Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2017/799 INFO SOURCE: GOES-EAST. NWP MODELS. ERUPTION DETAILS: SIGNIFICANT VA EMS NOT DETECTED OBS VA DTG: 22/1945Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST VA CLD +6HR: NO VA EXP FCST VA CLD +12HR: NO VA EXP FCST VA CLD +18HR: NO VA EXP RMK: SIGNIFICANT VA EMS NOT DETECTED IN STLT IMAGERY. ...FISHER NXT ADVISORY: NO FURTHER ADVISORIES