FVXX20 KNES 121632 VA ADVISORY DTG: 20161212/1632Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA.RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2016/456 INFO SOURCE: GOES-EAST. RADIOSONDE. NAM WINDS. VOLCANO WEB CAMERA. ERUPTION DETAILS: ONGOING VA EM OBS VA DTG: 12/1545Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL140 135/15-20KT FCST VA CLD +6HR: 12/2200Z FCST VA CLD +12HR: 13/0400Z FCST VA CLD +18HR: 13/1000Z RMK: VA NOT DETECTED IN STLT IMAGERY DUE TO EXTENSIVE CLOUDS. WEB CAMERA SHOWS VA EM CONTS WITH HEIGHT OF VA NOT VERY HIGH ABV THE SUMMIT. ...RUMINSKI NXT ADVISORY: WILL BE ISSUED BY 20161212/2230Z