FVXX23 KNES 230648 VA ADVISORY DTG: 20190423/0648Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2019/031 INFO SOURCE: GOES-EAST. BOGOTA MWO. NWP MODELS. VOLCAT. ERUPTION DETAILS: NEW VA EMS OBS 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