FVXX21 KNES 140420 VA ADVISORY DTG: 20211014/0420Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/895 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: FRQ VA EMS. OBS VA DTG: 14/0400Z OBS VA CLD: SFC/FL160 N0024 W07749 - N0024 W07737 - S0004 W07738 - S0004 W07740 - N0024 W07749 MOV N 10KT FCST VA CLD +6HR: 14/1000Z SFC/FL160 N0024 W07737 - S0005 W07738 - S0005 W07740 - N0023 W07750 - N0024 W07737 FCST VA CLD +12HR: 14/1600Z SFC/FL160 N0027 W07752 - S0004 W07738 - S0004 W07740 - N0021 W07801 - N0027 W07752 FCST VA CLD +18HR: 14/2200Z NO VA EXP RMK: FRQ VA EMS OBS REACHING UP TO 30 NM N FM SUMMIT. OBS VA FL ESTD FM NWP MDLS WITH LOWER CONFIDENCE. FL MVMT FCST TO TURN TO NW BY T+12 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20211014/1015Z