FVXX20 KNES 152232 VA ADVISORY DTG: 20110215/2231Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 1402-03 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12375 FT (3772 M) ADVISORY NR: 2011/026 INFO SOURCE: INSIVUMEH. ERUPTION DETAILS: NO ERUPTION HAS OCCURRED RMK: THE VOLCANO OBSERVATORY REPORTS THAT THE LAYERS OF ASH ON THE SIDES OF THE VOLCANO ARE UNSTABLE AND MAY RESULT IN A LARGE SLIDE OR ERUPTION WITHIN THE NEXT FEW DAYS. ...SWANSON NXT ADVISORY: WILL BE ISSUED DAILY UNTIL THE IMMINENT THREAT HAS PASSED OR SOONER IF AN ERUPTION OCCURS. NNNN