FVXX22 KNES 180008 VA ADVISORY DTG: 20190818/0008Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/891 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 17/2331Z OBS VA CLD: SFC/FL170 S0000 W07756 - S0004 W07740 - S0005 W07739 - S0005 W07758 - S0000 W07756 MOV W 10-15KT FCST VA CLD +6HR: 18/0530Z SFC/FL170 N0004 W07759 - S0004 W07738 - S0005 W07740 - S0005 W07801 - N0004 W07759 FCST VA CLD +12HR: 18/1130Z SFC/FL170 NO ASH EXP FCST VA CLD +18HR: 18/1730Z NO ASH EXP RMK: VA IS NOT OBS IN STLT IMAGERY DUE TO WX CLDS. VA IS DRAWN BASED ON PREVIOUS VAA AND NWP MDL WIND. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20190818/0615Z