FVXX24 KNES 042001 VA ADVISORY DTG: 20170404/2001Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2017/043 INFO SOURCE: GOES-EAST. BOGOTA MWO. ERUPTION DETAILS: EMS AT 04/1100Z OBS VA DTG: 11/1945Z OBS VA CLD: FCST VA CLD +6HR: 12/0200Z FCST VA CLD +12HR: 12/0800Z FCST VA CLD +18HR: 12/1400Z RMK: VA FROM THIS EMS WAS NOT OBSERVED IN IMAGERY. ...SCHWARTZ NXT ADVISORY: