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:
FVXX22 at 12:27 UTC, 17/10/26 from KNES
VA ADVISORY
DTG: 20261017/1225Z
VAAC: WASHINGTON
VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133
AREA: GUATEMALA
SOURCE ELEV: 12287 FT AMSL
ADVISORY NR: 2026/607
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: OCNL VA EMS
OBS VA DTG: 17/1150Z
OBS VA CLD: SFC/FL140 N1445 W09133 - N1445 W09132
- N1431 W09134 - N1433 W09140 - N1445 W09133 MOV
SW 10KT
FCST VA CLD +6HR: 17/1800Z SFC/FL140 N1445 W09133
- N1445 W09132 - N1427 W09134 - N1429 W09143 -
N1445 W09133
FCST VA CLD +12HR: 18/0000Z SFC/FL140 N1446
W09133 - N1445 W09132 - N1428 W09139 - N1431
W09146 - N1446 W09133
FCST VA CLD +18HR: 18/0600Z SFC/FL140 N1445
W09132 - N1445 W09132 - N1430 W09138 - N1434
W09144 - N1445 W09132
RMK: VA EMS OBSD ON STLT IMG MOVG SW EXT APPRX
15NMI FM SUMMIT. NWP MDLS FCST GEN WSW MVMT THRU
T+18. ...BUTLER
NXT ADVISORY: WILL BE ISSUED BY 20261017/1830Z