Volcanic Ash Advisory Center Washington (VAAC) issued the following report:
FVXX21 at 19:59 UTC, 22/07/26 from KNES
VA ADVISORY
DTG: 20260722/1956Z
VAAC: WASHINGTON
VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133
AREA: GUATEMALA
SOURCE ELEV: 12287 FT AMSL
ADVISORY NR: 2026/408
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: ONGOING VA EM LKLY
EST VA DTG: 22/1930Z
EST VA CLD: SFC/FL140 N1446 W09132 – N1444 W09132
– N1438 W09155 – N1444 W09156 – N1446 W09132 MOV
W 10KT
FCST VA CLD +6HR: 23/0130Z SFC/FL140 N1446 W09132
– N1444 W09132 – N1431 W09156 – N1438 W09159 –
N1446 W09132
FCST VA CLD +12HR: 23/0730Z SFC/FL140 N1446
W09133 – N1444 W09132 – N1434 W09158 – N1443
W09201 – N1446 W09133
FCST VA CLD +18HR: 23/1330Z SFC/FL140 N1446
W09132 – N1444 W09132 – N1437 W09159 – N1444
W09201 – N1446 W09132
RMK: VA EM OBS EARLIER IN WEBCAM. VA NOT CRNTLY
OBS IN WEBCAM OR STLT IMG DUE TO MET CLD CVR. EXP
WSW TO W MOVEMENT THRU T+18 HRS. FL BSD ON PAST
ACTIVITY. FCST BSD ON NWP MDLS. …LINER
NXT ADVISORY: WILL BE ISSUED BY 20260723/0200Z