FVXX20 KNES 310553 VA ADVISORY DTG: 20150731/0553Z VAAC: WASHINGTON VOLCANO: COLIMA 341040 PSN: N1930 W10337 AREA: MEXICO SUMMIT ELEV: 12631 FT (3850 M) ADVISORY NR: 2015/390 INFO SOURCE: GOES-EAST. GFS WINDS. ERUPTION DETAILS: EMISSION OF SMALL PUFFS OF VA OBS VA DTG: 31/0515Z OBS VA CLD: SFC/FL150 N1935 W10339 - N1930 W10339 - N1928 W10344 - N1934 W10345 - N1935 W10339 MOV SW 10-15KT SFC/FL150 N1926 W10401 - N1926 W10355 - N1920 W10353 - N1919 W10402 - N1926 W10401 MOV SW 15KT SFC/FL150 N1916 W10409 - N1908 W10409 - N1907 W10416 - N1915 W10417 - N1916 W10409 MOV SW 10-15KT FCST VA CLD +6HR: 31/1130Z SFC/FL150 NO ASH EXP FCST VA CLD +12HR: 31/1730Z NO ASH EXP FCST VA CLD +18HR: 31/2330Z NO ASH EXP RMK: IMAGERY SHOWS SEVERAL PUFFS OF VA ESTIMATED TO FL150 MOVING TO THE WSW. ...SCHWARTZ NXT ADVISORY: WILL BE ISSUED BY 20150731/1200Z