FVXX21 KNES 031040 VA ADVISORY DTG: 20211003/1040Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/850 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: CONTG FRQ VA EMS. OBS VA DTG: 03/1020Z OBS VA CLD: SFC/FL160 N0002 W07802 - S0002 W07740 - S0005 W07739 - S0004 W07802 - N0002 W07802 MOV W 10KT FCST VA CLD +6HR: 03/1630Z SFC/FL160 N0002 W07808 - S0002 W07739 - S0004 W07739 - S0004 W07808 - N0002 W07808 FCST VA CLD +12HR: 03/2230Z SFC/FL160 N0003 W07808 - S0002 W07739 - S0005 W07739 - S0005 W07808 - N0003 W07808 FCST VA CLD +18HR: 04/0430Z NO VA EXP RMK: FRQ VA EMS OBS IN SAT MOV W UP TO 25 NM FM SUMMIT. OBS VA FL ESTD FM NWP MDLS. LTLCG FCST IN FL WINDS THRU T+12 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20211003/1645Z