FVXX21 KNES 011339 VA ADVISORY DTG: 20190201/1339Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1002 W08346 AREA: COSTA_RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2019/024 INFO SOURCE: GOES-EAST. OVSICORI-UNA. ERUPTION DETAILS: NEW VA EM. 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