Manam Volcano Volcanic Ash Advisory: VA TO FL080 OBS AT 28/0510Z MOV WSW OBS VA DTG: 28/0510Z to 8000 ft (2400 m)

Satellite image of Manam volcano on 28 Dec 2025

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 8000 ft (2400 m) altitude or flight level 080 .
The full report is as follows:

FVAU03 at 05:33 UTC, 28/12/25 from ADRM
VA ADVISORY
DTG: 20251228/0533Z
VAAC: DARWIN
VOLCANO: MANAM 251020
PSN: S0405 E14502
AREA: PAPUA NEW GUINEA
SOURCE ELEV: 1807M AMSL
ADVISORY NR: 2025/50
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA TO FL080 OBS AT 28/0510Z MOV WSW
OBS VA DTG: 28/0510Z
OBS VA CLD: SFC/FL080 S0406 E14504 – S0417 E14445 – S0410
E14441 – S0403 E14503 MOV SW 10KT
FCST VA CLD +6 HR: 28/1110Z SFC/FL080 S0403 E14503 – S0406
E14504 – S0417 E14445 – S0406 E14440 – S0406 E14440
FCST VA CLD +12 HR: 28/1710Z SFC/FL080 S0403 E14503 – S0406
E14504 – S0421 E14447 – S0408 E14440
FCST VA CLD +18 HR: 28/2310Z SFC/FL080 S0406 E14504 – S0416
E14443 – S0402 E14439 – S0403 E14503
RMK: CONTINUOUS VA IDENTIFIABLE ON LATEST SATELLITE IMAGERY.
VA HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251228/1133Z=