FVXX21 KNES 242308 VA ADVISORY DTG: 20210824/2308Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/686 INFO SOURCE: GOES-16. VONA. NWP MODELS. ERUPTION DETAILS: VA RPTD IN VONA OBS VA DTG: 24/2240Z OBS VA CLD: SFC/FL160 S0003 W07739 - S0006 W07738 - S0013 W07755 - S0003 W07759 - S0003 W07739 MOV SW 5KT FCST VA CLD +6HR: 25/0430Z SFC/FL160 S0000 W07804 - S0003 W07739 - S0007 W07739 - S0011 W07803 - S0000 W07804 FCST VA CLD +12HR: 25/1030Z SFC/FL160 N0001 W07810 - S0003 W07739 - S0005 W07738 - S0013 W07811 - N0001 W07810 FCST VA CLD +18HR: 25/1630Z NO VA EXP RMK: VA RPTD IN 24/2222Z VONA. NO VA OBS IN SAT DATA DUE TO WX CLDS W OF SUMMIT. NWP MDLS AGREE WITH VONA RPT OF ASH MOV W. NWP MDLS FCST CHANGE TO DUE W FM WSW THRU T+12 ...TUGGLE NXT ADVISORY: WILL BE ISSUED BY 20210825/0515Z