FVXX22 KNES 181216 VA ADVISORY DTG: 20161218/1216Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA.RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2016/474 INFO SOURCE: GOES-EAST. GFS WINDS. VOLCANO WEB CAMERA. ERUPTION DETAILS: VA EMS OBS OBS VA DTG: 18/1145Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL13 090/10-20KT FCST VA CLD +6HR: 18/1800Z FCST VA CLD +12HR: 19/0000Z FCST VA CLD +18HR: 19/0600Z RMK: T=0 CONFIDENCE LOW. VA EMS OBS IN VOLCANO WEB CAMERA. VA FORCAST TO MOVE W AT 10-20 KTS. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20161218/1815Z