Volcanic ash emissions are considered likely at Santiaguito, but no ash plume height was observed or reported as of the latest advisory. Forecasts indicate possible ash movement toward the southwest over the next 18 hours.Original VAAC bulletin:FVXX23 at 05:02 UTC, 02/11/26 from KNESVA ADVISORYDTG: 20261102/0459ZVAAC: WASHINGTONVOLCANO: SANTA MARIA 342030PSN: N1445 W09133AREA: GUATEMALASOURCE ELEV: 12287 FT AMSLADVISORY NR: 2026/649INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS LIKELY EST VA DTG: 02/0430ZEST VA CLD: SFC/FL130 N1447 W09132 - N1445 W09131- N1438 W09145 - N1447 W09147 - N1447 W09132 MOVW 10KT FCST VA CLD +6HR: 02/1030Z SFC/FL130 N1447 W09132- N1444 W09131 - N1427 W09152 - N1436 W09158 -N1447 W09132 FCST VA CLD +12HR: 02/1630Z SFC/FL130 N1447W09132 - N1445 W09131 - N1427 W09151 - N1437W09157 - N1447 W09132 FCST VA CLD +18HR: 02/2230Z SFC/FL130 N1447W09132 - N1446 W09131 - N1425 W09142 - N1431W09151 - N1447 W09132 RMK: VA EMS NOT CRNTLY OBS ON STLT DUE TO WXCLDS. VA EMS PRVSLY OBS MVG WSW FM SUMMIT. VOLCACTIVITY OBS ON WEBCAM. VA MVMT EXP TO SHFT TWDTHE SW BY T+18 ACCORDING TO NWP MDLS. ...EVANSNXT ADVISORY: WILL BE ISSUED BY 20261102/1100Z