FVXX21 KNES 261849 VA ADVISORY DTG: 20211026/1849Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/949 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS IN WEBCAM OBS VA DTG: 26/1810Z OBS VA CLD: SFC/FL160 S0004 W07741 - S0005 W07738 - S0022 W07748 - S0013 W07759 - S0004 W07741 MOV SW 10KT FCST VA CLD +6HR: 27/0000Z SFC/FL160 S0000 W07804 - S0004 W07740 - S0006 W07739 - S0021 W07802 - S0000 W07804 FCST VA CLD +12HR: 27/0600Z NO VA EXP FCST VA CLD +18HR: 27/1200Z NO VA EXP RMK: VA SEEN IN WEBCAM IN BREAKS IN WX CLDS. STLT VIEW IS OBSC. VA LIKELY MOVG WSW/SW BASED ON NWP MDLS. VA FCST THRU T+6 HRS BASED ON NWP MDLS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20211027/0045Z