FVXX24 KNES 031851 VA ADVISORY DTG: 20200803/1851Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2020/646 INFO SOURCE: GOES-EAST. VONA. WEB CAM. NWP MODELS. ERUPTION DETAILS: OCNL VA EMS OBS IN SUMMIT WEB CAM AND STLT IMAGERY OBS VA DTG: 03/1820Z OBS VA CLD: SFC/FL140 N0009 W07748 - S0004 W07738 - S0007 W07741 - S0000 W07756 - N0009 W07748 MOV NW 15-20KT FCST VA CLD +6HR: 04/0030Z SFC/FL140 N0008 W07759 - S0004 W07737 - S0008 W07738 - S0008 W07802 - N0008 W07759 FCST VA CLD +12HR: 04/0630Z NO VA EXP FCST VA CLD +18HR: 04/1230Z NO VA EXP RMK: OCNL VA CLDS OBS IN SUMMIT WEB CAM. LOW CONF WITH VA EXT IN STLT DUE TO WX CLDS. VA HGT/DIR FM STLT AND EARLIER 1708Z VONA RPRT RECEIVED. NWP MDLS SHOWS NW TO W-LY MOVMT TREND THRU T+6. ...SAMBUCCI NXT ADVISORY: WILL BE ISSUED BY 20200804/0045Z