FVXX20 KNES 192027 VA ADVISORY DTG: 20170819/2027Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2017/312 INFO SOURCE: GOES-EAST. NON-OPERATIONAL GOES-16. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: ONGOING EMS SEEN IN WEB CAM OBS VA DTG: 19/2000Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL130 045/10-15KT FCST VA CLD +6HR: 20/0200Z FCST VA CLD +12HR: 20/0800Z FCST VA CLD +18HR: 20/1400Z RMK: VA NOT SEEN IN STLT IMAGERY DUE TO WX CLDS. SOME EMS SEEN IN WEB CAM BUT DIFFICULT TO SEE WHERE THE VA EMS ARE MOV. CONFIDENCE IN MODEL GUIDANCE IS LOW. ...KIBLER NXT ADVISORY: WILL BE ISSUED BY 20170820/0230Z