FVXX21 KNES 170808 VA ADVISORY DTG: 20210817/0808Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/651 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA EMS HAS DISP OBS VA DTG: 17/0740Z OBS VA CLD: NO VA EXP FCST VA CLD +6HR: 17/1330Z NO VA EXP FCST VA CLD +12HR: 17/1930Z NO VA EXP FCST VA CLD +18HR: 18/0130Z NO VA EXP RMK: VA EMS HAS DISP IN STLT IMAGERY. NO NEW EMS OBS. NO RPRTS OF NEW EMS. ...FISHER NXT ADVISORY: NO FURTHER ADVISORIES