FVXX23 KNES 231509 VA ADVISORY DTG: 20150923/1509Z VAAC: WASHINGTON VOLCANO: COLIMA 341040 PSN: N1931 W10337 AREA: MEXICO SUMMIT ELEV: 12631 FT (3850 M) ADVISORY NR: 2015/502 INFO SOURCE: GOES-EAST. RADIOSONDE. GFS WINDS. VOLCANO WEB CAMERA. ERUPTION DETAILS: BRIEF EMISSION AT 1300Z EST FL220 MOV SW ARND 10KT OBS VA DTG: 23/1445Z OBS VA CLD: SFC/FL220 N1931 W10350 - N1923 W10341 - N1914 W10351 - N1923 W10357 - N1931 W10350 MOV SW 10KT FCST VA CLD +6HR: 23/2100Z SFC/FL220 N1935 W10338 - N1926 W10335 - N1842 W10444 - N1856 W10458 - N1935 W10338 FCST VA CLD +12HR: 24/0300Z SFC/FL220 NO ASH EXP FCST VA CLD +18HR: 24/0900Z NO ASH EXP RMK: 13Z EMISSION MOVD BEYOND 6HR FCST AREA. AT 1445Z LEAD EDGE NOW 16NM SW OF SUMMIT. FCST AREA ALSO FOR ANY NEW EMISSIONS. ...SWANSON NXT ADVISORY: WILL BE ISSUED BY 20150923/2115Z