Semeru Volcano Volcanic Ash Advisory: DISCRETE VA TO FL140 REPORTED BY AIRBORNE OBS AT 17/0117Z MOV NW to 14000 ft (4300 m)

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 14000 ft (4300 m) altitude or flight level 140 .
The full report is as follows:

FVAU01 at 16:37 UTC, 17/03/23 from ADRM
VA ADVISORY
DTG: 20230317/1635Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2023/136
INFO SOURCE: PIREP, HIMAWARI-9, WEBCAM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: DISCRETE VA TO FL140 REPORTED BY AIRBORNE
OBS AT 17/0117Z MOV NW
OBS VA DTG: 17/1620Z
OBS VA CLD: SFC/FL140 S0807 E11257 - S0812 E11248 - S0809
E11231 - S0754 E11236 - S0802 E11255 MOV W 05KT
FCST VA CLD +6 HR: 17/2220Z SFC/FL140 S0806 E11257 - S0822
E11240 - S0803 E11232 - S0804 E11255
FCST VA CLD +12 HR: 18/0420Z SFC/FL140 S0805 E11256 - S0807
E11257 - S0811 E11233 - S0759 E11232 - S0759 E11244
FCST VA CLD +18 HR: 18/1020Z SFC/FL140 S0806 E11256 - S0811
E11234 - S0801 E11233 - S0805 E11256
RMK: VA NOT IDENTIFIABLE ON LATEST SATELLITE IMG DUE TO MET
CLOUD COVER, HOWEVER DISCRETE ERUPTIONS ARE EXPECTED TO BE
ONGOING. PIREP REPORTED VA PRESENCE AT 17/0117Z, MOV NW. VA
HEIGHT AND FCST BASED ON SATELLITE IMAGERY AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20230317/2235Z=