Light volcanic ash emissions were observed at Santiaguito on webcam as of 4 November 2026 at 13:40 UTC, but no ash plume height was reported. Forecasts indicate possible continued ash movement to the west-southwest.Original VAAC bulletin:FVXX23 at 14:09 UTC, 04/11/26 from KNESVA ADVISORYDTG: 20261104/1404ZVAAC: WASHINGTONVOLCANO: SANTA MARIA 342030PSN: N1445 W09133AREA: GUATEMALASOURCE ELEV: 12287 FT AMSLADVISORY NR: 2026/659INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: LGT VA EMS EST VA DTG: 04/1340ZEST VA CLD: SFC/FL140 N1446 W09133 - N1444 W09132- N1436 W09138 - N1440 W09144 - N1446 W09133 MOVSW 10KT FCST VA CLD +6HR: 04/1930Z SFC/FL140 N1446 W09132- N1444 W09132 - N1431 W09140 - N1436 W09147 -N1446 W09132 FCST VA CLD +12HR: 05/0130Z SFC/FL140 N1446W09132 - N1444 W09132 - N1435 W09147 - N1443W09149 - N1446 W09132 FCST VA CLD +18HR: 05/0730Z SFC/FL140 N1445W09132 - N1444 W09132 - N1438 W09141 - N1444W09144 - N1445 W09132 RMK: LGT VA EMS SEEN ON WEBCAM BUT NOT DETECTEDON STLT IMG DUE TO WX CLD CVR. NWP FCST L/V WINDSWITH A GEN WSW MVMT THRU T+18. ...BUTLERNXT ADVISORY: WILL BE ISSUED BY 20261104/2000Z