FVXX20 KNES 121255 VA ADVISORY DTG: 20150912/1255Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2015/058 INFO SOURCE: GOES-EAST. GFS WINDS. SEISMIC DETECTION. ERUPTION DETAILS: EMISSION OF GASES AND POSSIBLE LIGHT VA OBS VA DTG: 12/1215Z OBS VA CLD: SFC/FL180 N0511 W07537 - N0454 W07518 - N0452 W07520 - N0507 W07540 - N0511 W07537 MOV NW 10-15KT FCST VA CLD +6HR: 12/1830Z SFC/FL180 N0522 W07547 - N0455 W07518 - N0452 W07519 - N0515 W07551 - N0522 W07547 FCST VA CLD +12HR: 13/0030Z SFC/FL180 N0515 W07551 - N0454 W07519 - N0452 W07519 - N0507 W07555 - N0515 W07551 FCST VA CLD +18HR: 13/0630Z SFC/FL N0517 W07550 - N0454 W07518 - N0452 W07519 - N0510 W07555 - N0517 W07550 RMK: MORNING VISIBLE IMAGERY SHOWS A FAINT PLUME EXTENDING 30 NMI TO THE NW OF THE SUMMIT. SEISMIC DECTECTION IS HIGH. ...SCHWARTZ NXT ADVISORY: WILL BE ISSUED BY 20150912/1900Z