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 and is moving at 10 kts in W direction.
The full report is as follows:
FVXX21 at 08:51 UTC, 29/06/26 from KNES
VA ADVISORY
DTG: 20260629/0849Z
VAAC: WASHINGTON
VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133
AREA: GUATEMALA
SOURCE ELEV: 12287 FT AMSL
ADVISORY NR: 2026/322
INFO SOURCE: GOES-19. NWP MODELS. VOLCAT.
ERUPTION DETAILS: NEW VA EMS OBS
OBS VA DTG: 29/0820Z
OBS VA CLD: SFC/FL150 N1504 W09159 – N1446 W09133
– N1457 W09202 – N1504 W09159 MOV W 10KT
FCST VA CLD +6HR: 29/1430Z SFC/FL150 N1504 W09201
– N1446 W09132 – N1456 W09204 – N1504 W09201
FCST VA CLD +12HR: 29/2030Z NO VA EXP
FCST VA CLD +18HR: 30/0230Z NO VA EXP
RMK: NEW VA EMS OBS MOV W TO WNW IN STLT IMAGERY.
CONT VA EMS PSBL MOV W TO WNW FM SUMMIT THRU
T+6HRS BEFORE DISP. VO ACT LOW. …FISHER
NXT ADVISORY: WILL BE ISSUED BY 20260629/1445Z