FVXX21 KNES 031231 VA ADVISORY DTG: 20211103/1231Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/983 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: PREV VA HAS DISP. OBS VA DTG: 03/1210Z OBS VA CLD: NO VA EXP FCST VA CLD +6HR: 03/1800Z NO VA EXP FCST VA CLD +12HR: 04/0000Z NO VA EXP FCST VA CLD +18HR: 04/0600Z NO VA EXP RMK: PREV VA HAS DISP. NO NEW VA OBS IN SAT DATA OR RPTD VIA VONA. NO VA OBS UNDR PRTLY CLDY CONDS. ...TUGGLE NXT ADVISORY: NO FURTHER ADVISORIES