FVXX21 KNES 280628 CCA VA ADVISORY -CORRECTION DTG: 20111128/0628Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 1402-03 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12375 FT (3772 M) ADVISORY NR: 2011/103 INFO SOURCE: GOES-13. ERUPTION DETAILS: POSSIBLE EMISSION OF ASH AT 28/0415Z RMK: WE HAVE RECEIVED INFORMATION SUGGESTING A POSSIBLE VA EMISSION. WE WILL GATHER FURTHER INFORMATION AND ISSUE A FULL ADVISORY AS SOON AS POSSIBLE. NXT ADVISORY: AS SOON AS POSSIBLE NNNN