FVXX20 KNES 171838 VA ADVISORY DTG: 20120617/1837Z VAAC: WASHINGTON VOLCANO: RUIZ 1501-02 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2012/059 INFO SOURCE: GOES-13. GFS WINDS. SEISMIC DETECTION. VOLCANO WEB CAMERA. ERUPTION DETAILS: ONGOING EMISSIONS OBS VA DTG: 17/1815Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS FL100/FL230 135/5-10KT FCST VA CLD +6HR: 18/0030Z FCST VA CLD +12HR: 18/0630Z FCST VA CLD +18HR: 18/1230Z RMK: VA NOT SEEN IN STLT IMAGERY DUE TO WX CLDS. SEISMIC ACTIVITY REMAINS ELEVATED. ...GUILLOT NXT ADVISORY: WILL BE ISSUED BY 20120618/0030Z NNNN