Semeru Volcanic Ash Advisory: ash plume to 15,000 ft (4,600 m) as of Aug 19, 22:10 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 22:30 UTC, 19/08/26 from ADRM
VA ADVISORY
DTG: 20260819/2230Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/947
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 OBS AT 19/2210Z, MOV NW
OBS VA DTG: 19/2210Z
OBS VA CLD: SFC/FL150 S0807 E11259 - S0810 E11253 - S0757
 E11234 - S0746 E11240 - S0745 E11253 MOV NW 10KT
FCST VA CLD +6 HR: 20/0410Z SFC/FL150 S0807 E11258 - S0810
 E11253 - S0751 E11237 - S0744 E11249 - S0746 E11300
FCST VA CLD +12 HR: 20/1010Z SFC/FL150 S0809 E11253 - S0749
 E11240 - S0744 E11252 - S0748 E11304 - S0808 E11259
FCST VA CLD +18 HR: 20/1610Z SFC/FL150 S0809 E11253 - S0749
 E11240 - S0744 E11252 - S0748 E11304 - S0808 E11258
RMK: VA HEIGHT AND MOV BASED ON SATELLITE IMAGERY, GROUND
 REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260820/0430Z=