FVXX21 KNES 221231 VA ADVISORY DTG: 20160922/1231Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA.RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2016/191 INFO SOURCE: GOES-EAST. GFS WINDS. NAM WINDS. VOLCANO WEB CAMERA. OVSICORI-UNA. ERUPTION DETAILS: ONGOING EMS OBS VA DTG: 22/1145Z OBS VA CLD: SFC/FL150 N1009 W08349 - N1009 W08344 - N1002 W08344 - N1001 W08347 - N1005 W08351 - N1009 W08349 MOV N 5-10KT FCST VA CLD +6HR: 22/1800Z SFC/FL150 N1010 W08349 - N1001 W08344 - N1000 W08348 - N1005 W08356 - N1010 W08357 - N1010 W08349 FCST VA CLD +12HR: 23/0000Z FCST VA CLD +18HR: 23/0600Z RMK: LATEST STLT IMAGERY AND WEB CAM SHOWS VA MOV IN A N-LY DIRECTION TO NEAR FL150. FORECAST MODELS DO NOT HAVE A GOOD HANDLE ON THE VAR DIRECTION AND HEIGHT OF VA. ...KIBLER NXT ADVISORY: WILL BE ISSUED BY 20160922/1830Z