Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:
FVAU02 at 17:14 UTC, 20/11/25 from ADRM
VA ADVISORY
DTG: 20251120/1720Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2025/1329
INFO SOURCE: CVGHM, HIMAWARI-8, WEBCAM
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 20/1220Z
EST VA DTG: 20/1700Z
EST VA CLD: SFC/FL150 S0755 E11256 – S0806 E11308 – S0827
E11301 – S0823 E11241 – S0804 E11241 MOV S 05KT
FCST VA CLD +6 HR: 20/2300Z SFC/FL150 S0758 E11252 – S0808
E11304 – S0826 E11256 – S0822 E11237 – S0805 E11237
FCST VA CLD +12 HR: 21/0500Z SFC/FL150 S0802 E11253 – S0802
E11259 – S0827 E11304 – S0823 E11239
FCST VA CLD +18 HR: 21/1100Z SFC/FL150 S0802 E11253 – S0803
E11258 – S0828 E11304 – S0821 E11234
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD, HOWEVER CVGHM REPORTS AND WEBCAM IMAGERY INDICATE VA
EMISSIONS TO FL150 ARE ONGOING. VA HEIGHT AND FORECAST BASED
ON WEBCAM IMAGERY, RECENT ERUPTIVE HISTORY AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251120/2320Z=