Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 14000 ft (4300 m), or flight level 140.Original VAAC bulletin:FVXX21 at 10:31 UTC, 16/08/26 from KNESVA ADVISORYDTG: 20260816/1029ZVAAC: WASHINGTONVOLCANO: SANTA MARIA 342030PSN: N1445 W09133AREA: GUATEMALASOURCE ELEV: 12287 FT AMSLADVISORY NR: 2026/483INFO SOURCE: GOES-19. NWP MODELS. ERUPTION DETAILS: NEW VA EMS OBS VA DTG: 16/1000ZOBS VA CLD: SFC/FL140 N1450 W09144 - N1446 W09132- N1444 W09132 - N1443 W09146 - N1450 W09144 MOVW 15KT FCST VA CLD +6HR: 16/1600Z SFC/FL140 N1447 W09156- N1446 W09132 - N1445 W09132 - N1437 W09155 -N1447 W09156 FCST VA CLD +12HR: 16/2200Z SFC/FL140 N1446W09133 - N1444 W09132 - N1434 W09152 - N1443W09154 - N1446 W09133 FCST VA CLD +18HR: 17/0400Z NO VA EXPRMK: VA EMS OBS ON STLT MVG W FM SUMMIT. VA MVMTTWD THE WSW EXP THRU T+12. FL AND FCST BASED ONNWP MDLS. ...EVANSNXT ADVISORY: WILL BE ISSUED BY 20260816/1630Z