FVXX21 KNES 071539 VA ADVISORY DTG: 20190807/1539Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/853 INFO SOURCE: GOES-EAST. VONA. NWP MODELS. ERUPTION DETAILS: OCNL EM OBS VA DTG: 07/1520Z OBS VA CLD: SFC/FL140 N0000 W07749 - S0003 W07739 - S0006 W07738 - S0004 W07751 - N0000 W07749 MOV W 20-25KT FCST VA CLD +6HR: 07/2130Z SFC/FL140 N0002 W07754 - S0003 W07738 - S0005 W07739 - S0004 W07756 - N0002 W07754 FCST VA CLD +12HR: 08/0330Z SFC/FL140 NO ASH EXP FCST VA CLD +18HR: 08/0930Z NO ASH EXP RMK: VA SEEN PENETRATING EXTENSIVE WX CLD DECK APPROXIMATELY 5 NM W OF THE SUMMIT BEFORE EITHER DISP OR BEING OBSURED BY WX CLD. LTLCG EXP OVR NXT 6 HRS. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20190807/2145Z