FVXX21 KNES 040404 VA ADVISORY DTG: 20210904/0404Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/732 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS LIKELY CONT OBS VA DTG: 04/0330Z OBS VA CLD: SFC/FL160 N0001 W07803 - S0004 W07739 - S0005 W07740 - S0002 W07803 - N0001 W07803 MOV W 20KT FCST VA CLD +6HR: 04/0930Z SFC/FL160 S0000 W07800 - S0004 W07739 - S0006 W07739 - S0003 W07801 - S0000 W07800 FCST VA CLD +12HR: 04/1530Z NO VA EXP FCST VA CLD +18HR: 04/2130Z NO VA EXP RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS BUT WEBCAM SHOWS SUMMIT ACTVTY. OCNL HOTSPOT ON SWIR. NO CHG FCST IN MDL WIND AT FL NXT 6 HR. ...KONON NXT ADVISORY: WILL BE ISSUED BY 20210904/1000Z