FVXX21 KNES 131513 VA ADVISORY DTG: 20170513/1513Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA.RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2017/140 INFO SOURCE: GOES-EAST. GFS WINDS. VOLCANO WEB CAMERA. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 13/1445Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL120 180/5-10KT FCST VA CLD +6HR: 13/2100Z FCST VA CLD +12HR: 14/0300Z FCST VA CLD +18HR: 14/0900Z RMK: ONGOING VA EMS OBS IN WEBCAM. ASH CONTENT APPEARS TO BE MIXED WITH STEAM. GFS WINDS CURRENTLY ARE OUT OF THE S AT 5-10KTS. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20170513/2115Z