FVXX21 KNES 100943 VA ADVISORY DTG: 20210810/0943Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/625 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: PSBL CONTG VA EMS. OBS VA DTG: 10/0920Z OBS VA CLD: SFC/FL160 N0007 W07756 - S0002 W07738 - S0005 W07739 - N0000 W07758 - N0007 W07756 MOV NW 20KT FCST VA CLD +6HR: 10/1530Z NO VA EXP FCST VA CLD +12HR: 10/2130Z NO VA EXP FCST VA CLD +18HR: 11/0330Z NO VA EXP RMK: VA NOT OBS IN SAT DUE TO MET CLD OBSCN IN PAST FEW HRS. CONTG OCNL VA EMS PSBL BASED ON RECENT ACT. OBS VA AREA ESTD FM NWP MDLS AND PREV VAA. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210810/1545Z