Volcanic Ash Advisory Center Washington (VAAC) issued the following report:
FVXX21 at 11:42 UTC, 13/05/26 from KNES
VA ADVISORY
DTG: 20260513/1138Z
VAAC: WASHINGTON
VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133
AREA: GUATEMALA
SOURCE ELEV: 12287 FT AMSL
ADVISORY NR: 2026/233
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: OCNL VA EM
EST VA DTG: 13/1100Z
EST VA CLD: SFC/FL160 N1451 W09148 – N1446 W09132
– N1444 W09132 – N1440 W09148 – N1451 W09148 MOV
W 5KT
FCST VA CLD +6HR: 13/1700Z SFC/FL160 N1446 W09132
– N1445 W09132 – N1427 W09147 – N1442 W09157 –
N1446 W09132
FCST VA CLD +12HR: 13/2300Z SFC/FL160 N1446
W09133 – N1445 W09132 – N1425 W09146 – N1440
W09159 – N1446 W09133
FCST VA CLD +18HR: 14/0500Z NO VA EXP
RMK: VA EM FM SUMMIT SEEN IN WEBCAM. VA NOT SEEN
IN STLT IMG DUE TO MET CLD CVR. LGT WNDS EXP WITH
MOVNT TO WSW THRU T+12 HRS. FL BSD ON PAST
ACTIVITY. FCST BSD ON NWP MDLS. …LINER
NXT ADVISORY: WILL BE ISSUED BY 20260513/1745Z