FVXX23 KNES 281726 VA ADVISORY DTG: 20170128/1726Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1002 W08346 AREA: COSTA.RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2017/065 INFO SOURCE: GOES-EAST. GFS WINDS. VOLCANO WEB CAMERA. OVSICORI-UNA. ERUPTION DETAILS: VA EMS OBS NEAR 1700Z RMK: WE HAVE RECEIVED INFORMATION SUGGESTING A POSSIBLE VA EMISSION. WE WILL GATHER FURTHER INFORMATION AND ISSUE A FULL ADVISORY AS SOON AS POSSIBLE. NXT ADVISORY: AS SOON AS POSSIBLE