FVXX22 KNES 191741 VA ADVISORY DTG: 20180819/1741Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/783 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCANO WEB CAMERA. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 19/1715Z OBS VA CLD: SFC/FL150 S0002 W07750 - S0004 W07740 - S0005 W07739 - S0007 W07751 - S0002 W07750 MOV W 15-20KT FCST VA CLD +6HR: 19/2330Z SFC/FL150 S0002 W07750 - S0004 W07740 - S0005 W07739 - S0007 W07751 - S0002 W07750 FCST VA CLD +12HR: 20/0530Z SFC/FL150 NO ASH EXP FCST VA CLD +18HR: 20/1130Z NO ASH EXP RMK: CONT VA IS OBS IN WEBCAM, BUT IS DIFFICULT TO SEE IN STLT DUE TO WX CLDS. ASH IS DRAWN BASED ON PREVIOUS FCST AND NWP MDL WINDS. NWP MDL SUGGESTS A CONT W MOV THRU +6HRS. FL IS BASED ON EARLIER OBSERVATORY RPRT. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20180819/2345Z