FVXX21 KNES 301853 VA ADVISORY DTG: 20210930/1853Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/839 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: OCNL EM OBS VA DTG: 30/1820Z OBS VA CLD: SFC/FL150 N0004 W07749 - S0004 W07738 - S0007 W07741 - S0001 W07752 - N0004 W07749 MOV NW 5KT FCST VA CLD +6HR: 01/0030Z SFC/FL150 N0007 W07740 - S0006 W07737 - S0007 W07741 - N0006 W07747 - N0007 W07740 FCST VA CLD +12HR: 01/0630Z NO VA EXP FCST VA CLD +18HR: 01/1230Z NO VA EXP RMK: VA NOT OBS FM STLT WITH SCATTERED WX CLD IN THE AREA. OBS VA BASED ON NWP MODELS WITH FAIR CONFIDENCE. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20211001/0100Z