FVXX21 KNES 050552 VA ADVISORY DTG: 20210905/0552Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/737 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS CONT OBS VA DTG: 05/0520Z OBS VA CLD: SFC/FL160 N0010 W07758 - S0004 W07739 - S0005 W07739 - N0007 W07801 - N0010 W07758 MOV NW 10KT FCST VA CLD +6HR: 05/1130Z SFC/FL160 N0010 W07805 - S0004 W07739 - S0005 W07740 - N0005 W07806 - N0010 W07805 FCST VA CLD +12HR: 05/1730Z SFC/FL150 N0011 W07801 - S0005 W07738 - S0005 W07740 - N0007 W07804 - N0011 W07801 FCST VA CLD +18HR: 05/2330Z SFC/FL160 N0008 W07800 - S0005 W07738 - S0005 W07740 - N0005 W07802 - N0008 W07800 RMK: FQT VA PUFF DETECTED ON STLT MOVG NW OF SUMMIT. HOTSPOT EVIDENTON SWIR. WEBCAM SHOWS NEAR CONSTANT ACTVTY AT SUMMIT LVL. LTLCHG IN MDL WINDS AT FL THRU T+18 HR. ...KONON NXT ADVISORY: WILL BE ISSUED BY 20210905/1145Z