Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 .The full report is as follows:FVXX22 at 11:59 UTC, 29/04/26 from KNESVA ADVISORYDTG: 20260429/1157ZVAAC: WASHINGTONVOLCANO: SANTA MARIA 342030PSN: N1445 W09133AREA: GUATEMALASOURCE ELEV: 12287 FT AMSLADVISORY NR: 2026/201INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: MINOR VA EMSOBS VA DTG: 29/1130ZOBS VA CLD: SFC/FL150 N1446 W09132 - N1445 W09132- N1433 W09137 - N1441 W09145 - N1446 W09132 MOVSW 20KT FCST VA CLD +6HR: 29/1730Z SFC/FL150 N1446 W09133- N1445 W09132 - N1420 W09140 - N1431 W09153 -N1446 W09133 FCST VA CLD +12HR: 29/2330Z SFC/FL150 N1446W09133 - N1445 W09132 - N1420 W09135 - N1429W09151 - N1446 W09133 FCST VA CLD +18HR: 30/0530Z SFC/FL150 N1446W09133 - N1445 W09132 - N1425 W09149 - N1441W09158 - N1446 W09133 RMK: REMNANT VA EMS OVER THE PACIFIC OCEAN HAVEDISSIPATED. LGT VA EMS OBS IN STLT IMAGERY ANDWEBCAM MOVG SW FM SUMMIT. VA FCST THRU T+18 HRSBASED ON NWP MDL GUIDANCE. ...COVERDALENXT ADVISORY: WILL BE ISSUED BY 20260429/1800Z