FVXX20 KNES 290954 VA ADVISORY DTG: 20120729/0953Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 1402-03 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12375 FT (3772 M) ADVISORY NR: 2012/057 INFO SOURCE: GOES-13. GFS WINDS. SEISMIC DETECTION. ERUPTION DETAILS: POSSIBLE NEAR SUMMIT EMISSIONS OBS VA DTG: 29/0915Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL170 090/10-15KT FCST VA CLD +6HR: 29/1530Z FCST VA CLD +12HR: 29/2130Z FCST VA CLD +18HR: 30/0330Z RMK: NO VA IS OBSERVED IN IMAGERY ALTHOUGH THERE ARE EXTENSIVE WX CLOUDS IN THE AREA. SEISMIC ACTIVITY REMAINS ELEVATED. ...SCHWARTZ NXT ADVISORY: WILL BE ISSUED BY 20120729/1600Z NNNN