FVXX21 KNES 211643 VA ADVISORY DTG: 20200421/1643Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2020/365 INFO SOURCE: GOES-EAST. GUAYAQUIL MWO. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA CLDS OBS IN STLT IMAGERY AT 1230Z OBS VA DTG: 21/1230Z OBS VA CLD: SFC/FL150 S0001 W07752 - S0004 W07739 - S0007 W07739 - S0009 W07752 - S0001 W07752 MOV W 10-15KT FCST VA CLD +6HR: 21/1830Z SFC/FL150 N0007 W07752 - S0004 W07738 - S0007 W07740 - S0002 W07800 - N0007 W07752 FCST VA CLD +12HR: 22/0030Z NO ASH EXP FCST VA CLD +18HR: 22/0630Z NO ASH EXP RMK: VA CLDS OBS IN STLT. LOW CONF WITH VA EXT W FM SUMMIT DUE TO WX CLDS. VA HGT/DIR FM GUAYAQUIL MWO. NWP MDLS SHOW W-LY TO NW-LY MOVMT TREND THRU T+6. ...SAMBUCCI NXT ADVISORY: WILL BE ISSUED BY 20200421/2245Z