FVXX21 KNES 021816 VA ADVISORY DTG: 20210902/1816Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/726 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 02/1740Z OBS VA CLD: SFC/FL160 N0001 W07802 - S0004 W07739 - S0006 W07802 - N0001 W07802 MOV W 10KT FCST VA CLD +6HR: 02/2330Z SFC/FL160 N0001 W07802 - S0003 W07739 - S0007 W07802 - N0001 W07802 FCST VA CLD +12HR: 03/0530Z NO VA EXP FCST VA CLD +18HR: 03/1130Z NO VA EXP RMK: CONT VA EMS MOV W. VA FCST TO CONT W MOV THRU T+6HRS BEFORE DISP. VA ACT LOW TO MODERATE. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20210903/0015Z