Semeru Volcanic Ash Advisory: ash plume to 15,000 ft (4,600 m) as of Sep 23, 17:22 UTC

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150.
Original VAAC bulletin:

FVAU02 at 17:22 UTC, 23/09/26 from ADRM
VA ADVISORY
DTG: 20260923/1725Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/1091
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 OBS AT 23/1700Z MOV SE
EST VA DTG: 23/1700Z
EST VA CLD: SFC/FL150 S0804 E11251 - S0801 E11256 - S0813
 E11322 - S0835 E11320 - S0838 E11300 MOV SE 10KT
FCST VA CLD +6 HR: 23/2300Z SFC/FL150 S0805 E11250 - S0759
 E11255 - S0759 E11320 - S0822 E11323 - S0834 E11305
FCST VA CLD +12 HR: 24/0500Z SFC/FL150 S0805 E11250 - S0759
 E11254 - S0803 E11320 - S0819 E11321 - S0827 E11302
FCST VA CLD +18 HR: 24/1100Z SFC/FL150 S0803 E11251 - S0759
 E11256 - S0805 E11321 - S0823 E11319 - S0829 E11300
RMK: DISCRETE VA EMISSION IDENTIFIABLE ON CURRENT SATELLITE
 IMAGERY. VA EMISSION IS EXPECTED TO BE ONGOING. HEIGHT AND
 MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND
 MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260923/2325Z=