FVXX25 KNES 180533 VA ADVISORY DTG: 20211218/0533Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/1156 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA EMS HAS DISP OBS VA DTG: 18/0500Z OBS VA CLD: NO VA EXP FCST VA CLD +6HR: 18/1100Z NO VA EXP FCST VA CLD +12HR: 18/1700Z NO VA EXP FCST VA CLD +18HR: 18/2300Z NO VA EXP RMK: VA EMS HAS DISP IN STLT IMAGERY. NO NEW EMS OBS DURING THE PAST 4HRS AND NO RPRTS OF NEW ACTIVITY. AND THERE IS NO NEW ACTIVITY OBS IN WEBCAM. ...FISHER NXT ADVISORY: NO FURTHER ADVISORIES