FVXX21 KNES 081939 VA ADVISORY DTG: 20200508/1939Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2020/411 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: OCNL VA CLDS OBS IN STLT IMAGERY OBS VA DTG: 08/1910Z OBS VA CLD: SFC/FL140 N0006 W07749 - S0004 W07737 - S0008 W07741 - S0002 W07759 - N0006 W07749 MOV NW 15-20KT FCST VA CLD +6HR: 09/0100Z SFC/FL140 N0011 W07753 - S0004 W07735 - S0008 W07741 - S0001 W07807 - N0011 W07753 FCST VA CLD +12HR: 09/0700Z SFC/FL140 N0011 W07753 - S0004 W07735 - S0008 W07741 - S0001 W07806 - N0011 W07753 FCST VA CLD +18HR: 09/1300Z NO ASH EXP RMK: OCNL VA CLDS OBS IN STLT. LOW CONF WITH VA EXT NW FM SUMMIT DUE TO WX CLDS. VA HGT/DIR FM STLT/NWP MDLS SHOWS CONT NW-LY MOVMT THRU T+12. ...SAMBUCCI NXT ADVISORY: WILL BE ISSUED BY 20200509/0145Z