FVXX21 KNES 310732 VA ADVISORY DTG: 20210831/0732Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/717 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA ENS CONT OBS VA DTG: 31/0700Z OBS VA CLD: SFC/FL150 N0007 W07750 - S0004 W07739 - S0005 W07740 - N0002 W07753 - N0007 W07750 MOV NW 10KT FCST VA CLD +6HR: 31/1300Z SFC/FL150 N0008 W07752 - S0004 W07738 - S0005 W07740 - N0003 W07756 - N0008 W07752 FCST VA CLD +12HR: 31/1900Z SFC/FL150 N0009 W07752 - S0004 W07739 - S0005 W07740 - N0004 W07756 - N0009 W07752 FCST VA CLD +18HR: 01/0100Z NO VA EXP RMK: INTMT VA PUFFS DETECTED ON STLT MOVG MW OF SUMMIT. WEBCAB SHOWS ACTVTY. NO CHG FCST IN FL WINDS NXT 12 HR. ...KONON NXT ADVISORY: WILL BE ISSUED BY 20210831/1330Z