Overall Red Volcanic eruption for Semeru
in Indonesia

Volcano Ash Advisories for air traffic

Although Volcano Ash Advisories (VAAC) are not intended for assessing humanitarian impact, the observations of the plume are relevant for understanding local impact. The actual impact (like ash fall) depends on the type of eruption and is not known.

Click on the messages list to visualize on the right the detailed text.



Volcanic Ash Advisory issued on 2025-12-24 at 22:30 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash last observation before a break in coverage at a manual station reported 24 2141 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-24 at 16:30 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 24 1457 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-24 at 10:40 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 24 0202 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-24 at 04:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 24 0202 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Recent ground reports and webcam imagery indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-23 at 22:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 23 2123 UTC move north east.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Recent ground reports and webcam imagery indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-23 at 17:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 23 1537 UTC move north east.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-23 at 11:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 23 0036 UTC move north.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-23 at 05:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 23 0036 UTC move north.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-22 at 23:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 22 2228 UTC move north.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-22 at 17:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 22 1456 UTC move north east.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-22 at 11:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 22 1019 UTC move north.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-22 at 05:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 21 2339 UTC move north east.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-21 at 23:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 21 2229 UTC move north.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-21 at 17:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 21 1440 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-21 at 11:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 21 0815 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-21 at 05:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 21 0321 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-20 at 23:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported 20 2230 UTC move north east.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on himawari-9 satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-20 at 17:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 20 1246 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on himawari-9 satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-20 at 11:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 20 0950 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on himawari-9 satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-20 at 05:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 20 0030 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on himawari-9 satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-19 at 23:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 19 2253 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on himawari-9 satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-19 at 17:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 19 1526 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on himawari-9 satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-19 at 11:10 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 19 0858 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on himawari-9 satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-19 at 05:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 19 0034 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on himawari-9 satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-18 at 23:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 18 2224 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on himawari-9 satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-18 at 17:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) last observation before a break in coverage at a manual station reported at 18 1641 UTC move south.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent webcam imagery and ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on past satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-18 at 11:10 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) last observation before a break in coverage at a manual station reported at 18 0226 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent webcam imagery and ground reports indicate intermittent discrete emissions are ongoing. Volcanic ash height and movement based on past satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-18 at 05:15 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) last observation before a break in coverage at a manual station observation at 18 0100 UTC move se.
  • Volcanic ash currently unidentifiable on latest satellite imagery. However recent ground report indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on himawari-9 satellite img, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-17 at 23:15 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) observation at 17 2250 UTC move se.
  • Volcanic ash currently identifiable on latest satellite imagery. Recent ground reports also indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on himawari-9 satellite img, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-17 at 19:30 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) observation at 17 1910 UTC move se.
  • Volcanic ash identifiable on latest satellite imagery. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on satellite, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-17 at 17:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) observation at 17 1640 UTC.
  • Volcanic ash identifiable on latest satellite imagery. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on satellite, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-17 at 13:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash last observation before a break in coverage at a manual station reported at 17 0530 UTC.
  • Volcanic ash not identifiable on satellite due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance. **corrected for movement**.

Original Message :

Volcanic Ash Advisory issued on 2025-12-17 at 13:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash last observation before a break in coverage at a manual station reported at 17 0530 UTC.
  • Volcanic ash not identifiable on satellite due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-17 at 07:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash last observation before a break in coverage at a manual station reported at 17 0530 UTC.
  • Volcanic ash not identifiable on satellite. Meteorological cloud obscure area. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-17 at 01:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash last observation before a break in coverage at a manual station reported at 17 0031 UTC.
  • Weak volcanic ash emissions observation on satellite moving e to north east. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-16 at 19:00 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 16 1620 UTC.
  • Volcanic ash not identifiable on latest satellite image due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-16 at 13:00 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 16 0224 UTC.
  • Volcanic ash not identifiable on latest satellite image due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-16 at 07:00 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 16 0224 UTC.
  • Volcanic ash not identifiable on latest satellite image due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-16 at 01:00 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 15 2144 UTC.
  • Volcanic ash not identifiable on latest satellite image due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-15 at 19:00 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 15 1633 UTC.
  • Volcanic ash not identifiable on latest satellite img due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-15 at 13:00 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 15 1220 UTC.
  • Volcanic ash not identifiable on latest satellite img due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-15 at 07:20 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 14 2248 UTC.
  • Volcanic ash not identifiable on latest satellite img due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-15 at 01:20 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 14 2248 UTC.
  • Volcanic ash not identifiable on latest satellite img due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-14 at 19:20 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 14 1728 UTC.
  • Volcanic ash not identifiable on latest satellite img due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-14 at 13:20 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 14 1218 UTC.
  • Volcanic ash not identifiable on latest satellite img due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-14 at 07:20 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 14 0333 UTC.
  • Volcanic ash not identifiable on latest satellite img due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-14 at 01:20 UTC.

    Key information extracted from original VAA message :


  • Eruption last observation before a break in coverage at a manual station reported at 13 2223 UTC.
  • Volcanic ash not identifiable on latest satellite img due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-13 at 19:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash last observation before a break in coverage at a manual station reported at 13 1043 UTC.
  • Volcanic ash not identifiable on latest satellite img due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-13 at 13:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash last observation before a break in coverage at a manual station reported at 13 1043 UTC.
  • Volcanic ash not identifiable on latest satellite img due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground reports and model guidance. Corrected graphic.

Original Message :

Volcanic Ash Advisory issued on 2025-12-13 at 07:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) last observation before a break in coverage at a manual station reported at 12 2352 UTC move south.
  • Volcanic ash not identifiable on latest satellite img due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground report and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-13 at 01:22 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) last observation before a break in coverage at a manual station observation at 12 2352 UTC move south.
  • Volcanic ash not identifiable on latest satellite img due to meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground report and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-12 at 19:30 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) last observation before a break in coverage at a manual station observation at 12 0200 UTC move south.
  • Volcanic ash not identifiable on latest satellite img due to obscuration by meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground report and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-12 at 13:30 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) last observation before a break in coverage at a manual station observation at 12 0200 UTC move south.
  • Volcanic ash no identifiable on latest satellite img due to obscuration by meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Volcanic ash height and movement based on ground report and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-12 at 07:32 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) last observation before a break in coverage at a manual station observation at 12 0200 UTC move south.
  • Volcanic ash no identifiable on latest satellite img due to obscuration by meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Height based on ground report and movement based on model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-12 at 02:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) observation at 12 0150 UTC move south.
  • Volcanic ash partially identifiable on latest satellite img amongst meteorological cloud. Ground reports indicate intermittent discrete emissions ongoing. Height based on ground report and movement based on model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-11 at 20:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) last observation before a break in coverage at a manual station reported at 11 1748 UTC.
  • Volcanic ash not identifiable on satellite img due to meteorological cloud cover. Ground reports indicate intermittent discrete emissions ongoing. Low confidence in forecast due to light height based on ground report and movement based on model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-11 at 15:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 140 (4200m) last observation before a break in coverage at a manual station reported at 11 1420 UTC.
  • Volcanic ash not identifiable on satellite img due to meteorological cloud cover. Ground reports indicate intermittent discrete emissions ongoing. Low confidence in forecast due to light height based on grnd repeat to 160, and movement based on model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-11 at 09:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 160 (4800m) last observation before a break in coverage at a manual station reported at 10 2341 UTC.
  • Volcanic ash not identifiable on satellite img due to meteorological cloud cover. Ground reports indicate intermittent discrete emissions ongoing. Low confidence in forecast due to light and variable height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-11 at 03:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 160 (4800m) move sw, last observation before a break in coverage at a manual station reported at 10 2341 UTC.
  • Volcanic ash not identifiable on satellite img due to meteorological cloud cover. Ground reports indicate intermittent discrete emissions ongoing. Low confidence in forecast due to light and variable height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-10 at 21:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) move sw, last observation before a break in coverage at a manual station reported at 10 2017 UTC.
  • Volcanic ash not identifiable on satellite img due to meteorological cloud cover. Ground reports indicate intermittent discrete emissions ongoing. Low confidence in forecast due to light and variable height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-10 at 15:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) move nw, last observation before a break in coverage at a manual station reported at 10 1049 UTC.
  • Volcanic ash not identifiable on satellite img due to meteorological cloud cover. Ground reports indicate intermittent discrete emissions ongoing. Low confidence in forecast due to light and variable height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-10 at 09:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported from ground 10 0912 UTC.
  • Volcanic ash not identifiable on satellite img due to meteorological cloud cover. Ground reports indicate intermittent discrete emissions ongoing. Low confidence in forecast due to light and variable height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-10 at 03:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash eruption last observation before a break in coverage at a manual station observation from ground 10 0114 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud cover. Cvghm ground reports indicate intermittent discrete emissions ongoing. Height and movement based on recent ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-09 at 21:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash eruption last observation before a break in coverage at a manual station observation from ground 09 1029 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud cover. Cvghm ground reports indicate intermittent discrete emissions ongoing. Height and movement based on recent ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-09 at 15:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 09 1029 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud cover. Cvghm ground reports indicate intermittent discrete emissions ongoing. Height and movement based on recent ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-09 at 09:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 09 0118 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud cover. Cvghm ground reports indicate intermittent discrete emissions ongoing. Height and movement based on recent ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-09 at 03:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 09 0118 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud cover. Cvghm ground reports indicate intermittent discrete emissions ongoing. Height and movement based on recent ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-08 at 20:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 08 1424 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud cover. Cvghm ground reports indicate intermittent discrete emissions ongoing. Height and movement based on recent ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-08 at 14:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 08 1424 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud cover. Cvghm ground reports indicate intermittent discrete emissions ongoing. Height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-08 at 08:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 08 0722 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud cover. Recent satellite imagery and cvghm ground reports indicate intermittent discrete emissions ongoing. Height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-08 at 02:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) move southwest last observation before a break in coverage at a manual station reported at 08 0213 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud cover. Recent h9 satellite imagery and cvghm ground reports indicate intermittent discrete emissions ongoing. Height and movement based on satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-07 at 20:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) move southwest observation at 07 2030 UTC.
  • Volcanic ash partially identifiable on latest satellite imagery among meteorological cloud move southwest. Volcanic ash height and movement based on satellite imagery, 07 1541 UTC ground report and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-07 at 14:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 07 1437 UTC move south.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Discrete volcanic ash emissions believed to be ongoing. Volcanic ash height and movement based on satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-07 at 08:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station observation at 07 0050 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Discrete volcanic ash emissions believed to be ongoing. Volcanic ash height and movement based on satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-07 at 02:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station observation at 07 0050 UTC.
  • Volcanic ash not observed on latest satellite imagery due to meteorological cloud. Discrete volcanic ash emissions believed to be ongoing. Volcanic ash height and movement based on satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-06 at 20:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) observation at 06 2030 UTC move south.
  • Volcanic ash partially observed on latest rgb satellite imagery. Discrete volcanic ash emissions believed to be ongoing. Volcanic ash height and movement based on satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-06 at 14:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station observation at 05 2300 UTC move south.
  • Volcanic ash not observed on latest satellite imagery due to meteorological cloud. Ground reports indicate discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-06 at 09:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station observation at 05 2300 UTC move south.
  • Volcanic ash not observed on latest satellite imagery due to meteorological cloud. Ground reports indicate discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-06 at 04:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station observation at 05 2300 UTC move south.
  • Volcanic ash not observed on latest satellite imagery due to meteorological cloud. Ground reports indicate discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-05 at 22:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) observation at 05 2140 UTC move south.
  • Volcanic ash observed on latest satellite imagery. Ground reports indicate discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on satellite imagery, ground reports and model guidance. **corrected for remark typo**.

Original Message :

Volcanic Ash Advisory issued on 2025-12-05 at 16:07 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) reported at 05 1548 UTC move south.
  • Volcanic ash not identifiable on current satellite imagery due to meteorological cloud, however ground reports indicate discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-05 at 10:07 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) reported at 05 0913 UTC move e.
  • Volcanic ash not identifiable on current satellite imagery due to meteorological cloud, however ground reports indicate discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-05 at 04:07 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) reported at 05 0023 UTC move north east.
  • Volcanic ash not identifiable on current satellite imagery due to meteorological cloud, however ground reports indicate discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-04 at 22:07 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) reported at 04 2011 UTC move north.
  • Volcanic ash not identifiable on current satellite imagery due to meteorological cloud, however ground reports indicate discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-04 at 16:07 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) reported at 04 1515 UTC move north.
  • Volcanic ash not identifiable on current satellite imagery due to meteorological cloud, however ground reports indicate discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-04 at 10:07 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) reported at 03 2338 UTC move nw.
  • Volcanic ash not identifiable on current satellite imagery due to meteorological cloud, however discrete emissions are expected to be ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-04 at 04:07 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 03 2338 UTC move nw.
  • Volcanic ash not identifiable on current satellite imagery due to meteorological cloud, however discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-03 at 22:07 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 03 1829 UTC.
  • Volcanic ash not identifiable on current satellite imagery due to meteorological cloud, however discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-03 at 16:07 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 03 0922 UTC.
  • Volcanic ash not identifiable on current satellite imagery due to meteorological cloud, however discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-03 at 10:08 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 03 0922 UTC.
  • Volcanic ash not identifiable on current satellite imagery due to meteorological cloud, however discrete emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-03 at 03:50 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash eruption to flight level 150 (4500m) move w observed 03 0200 UTC.
  • Volcanic ash not identifiable on current satellite imagery due to meteorological cloud, however discrete emissions are expected to be ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-02 at 21:50 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption to flight level 150 (4500m) move southwest reported 02 1920 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on past satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-02 at 15:50 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 02 1501 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on past satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-02 at 09:50 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 02 0912 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on past satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-02 at 04:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash last observation before a break in coverage at a manual station observation to flight level 150 (4500m) at 02 0020 UTC move nw.
  • Volcanic ash obscured by meteorological cloud on latest satellite imagery. Recent ground reports indicate intermittent discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on himawari-9 satellite img, ground report at 02 0304 UTC and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-01 at 22:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash observation to flight level 150 (4500m) at 01 2200 UTC move nw.
  • Volcanic ash partially identifiable on latest rgb satellite img. Recent ground reports also indicate intermittent discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on himawari-9 satellite img, ground report 01 1848 UTC and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-01 at 16:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash observation to flight level 150 (4500m) at 01 1600 UTC move southwest.
  • Volcanic ash slightly identifiable on latest rgb satellite img. Recent ground reports also indicate intermittent discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on himawari-9 satellite img, ground report 01 1538 UTC and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-01 at 10:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 01 0237 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-12-01 at 04:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 01 0237 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-30 at 22:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 30 2209 UTC move southwest.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports and webcam imagery indicate intermittent discrete volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-30 at 16:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 30 1604 UTC.
  • Volcanic ash currently unidentifiable on latest satellite imagery due to meteorological cloud. However, recent ground reports suggest intermittent eruptions are ongoing. Volcanic ash height and forecast based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-30 at 10:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 29 2330 UTC.
  • Volcanic ash currently unidentifiable on latest satellite imagery due to meteorological cloud. However, recent ground report suggests intermittent eruption is ongoing. Volcanic ash height and forecast based on latest himawari-8 satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-30 at 04:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash last observation before a break in coverage at a manual station observation to flight level 150 (4500m) at 29 2240 UTC move southwest.
  • Volcanic ash currently unidentifiable on latest satellite imagery due to meteorological cloud. However, recent ground report suggests intermittent eruption is ongoing. Volcanic ash height and forecast based on latest himawari-8 satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-29 at 22:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash observation to flight level 150 (4500m) at 29 2210 UTC move southwest.
  • Volcanic ash clearly identifiable on latest satellite imagery extending southwest of summit. Volcanic ash height and movement based on latest himawari-8 satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-29 at 16:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station rep at 29 1054 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete volcanic ash emissions ongoing. Volcanic ash height and movement based on satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-29 at 10:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station rep at 29 0909 UTC.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud. Recent ground reports indicate intermittent discrete volcanic ash emissions ongoing. Volcanic ash height and movement based on satellite imagery, ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-29 at 04:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to 150, last observation before a break in coverage at a manual station observation at 29 0000 UTC move southwest.
  • Volcanic ash not identifiable on latest satellite imagery due to meteorological cloud cover. Recent ground reports indicate discrete intermittent emissions ongoing. Volcanic ash height and movement based on himawari-9 imagery, 28 2224 UTC ground report and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-28 at 22:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) observation at 28 2210 UTC move southwest.
  • Volcanic ash partially identifiable on latest rgb satellite imagery move southwest from summit. Volcanic ash height and movement based on himawari-9 imagery, 28 2212 UTC ground report and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-28 at 16:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 28 1420 UTC.
  • Volcanic ash currently unidentifiable on latest satellite imagery due to meteorological cloud. Recent ground reports suggest intermittent discrete eruptions. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-28 at 10:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 28 0150 UTC.
  • Volcanic ash currently unidentifiable on latest satellite imagery due to meteorological cloud. Recent ground reports suggest intermittent discrete eruptions. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-28 at 04:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 28 0150 UTC.
  • Volcanic ash currently unidentifiable on latest satellite image due to meteorological cloud. Recent ground reports suggest intermittent discrete eruptions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-27 at 22:50 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 27 2231 UTC.
  • Volcanic ash currently unidentifiable on latest satellite image due to meteorological cloud and darkness. Recent ground reports suggest intermittent discrete eruptions ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-27 at 17:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station observation at 27 1200 UTC move southwest.
  • Volcanic ash currently unidentifiable on latest satellite image due to meteorological cloud. Recent ground reports suggest intermittent discrete eruptions ongoing. Volcanic ash height and movement based on ground reports, satellite imagery and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-27 at 11:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption last observation before a break in coverage at a manual station reported at 27 0418 UTC.
  • Volcanic ash currently unidentifiable on latest satellite image due to meteorological cloud. Recent ground reports suggest intermittent discrete eruptions ongoing. Volcanic ash height and movement based on ground reports, satellite imagery and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-27 at 05:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption last observation before a break in coverage at a manual station reported at 27 0418 UTC.
  • Volcanic ash currently unidentifiable on latest satellite image due to meteorological cloud. Recent ground reports suggest intermittent discrete eruptions ongoing. Volcanic ash height and movement based on ground reports, satellite imagery and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-26 at 23:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption last observation before a break in coverage at a manual station reported at 26 2245 UTC.
  • Volcanic ash currently unidentifiable on latest satellite image due to meteorological cloud. Recent ground reports suggest intermittent discrete eruptions ongoing. Volcanic ash height and movement based on ground reports, satellite imagery and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-26 at 17:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to 150, last observation before a break in coverage at a manual station reported at 26 1045 UTC.
  • Volcanic ash currently unidentifiable on latest satellite img due to meteorological cloud. Recent ground reports suggest intermittent discrete eruptions ongoing. Volcanic ash height and movement based on ground reports, himawari-9 satellite img and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-26 at 11:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to 150, last observation before a break in coverage at a manual station reported at 26 1045 UTC.
  • Volcanic ash currently unidentifiable on latest satellite img due to meteorological cloud. Recent ground reports suggest intermittent discrete eruptions ongoing. Volcanic ash height and movement based on ground reports, himawari-9 satellite img and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-26 at 05:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 26 0042 UTC.
  • Volcanic ash currently unidentifiable on latest satellite img due to meteorological cloud. Recent ground reports suggest intermittent discrete eruption remains ongoing. Volcanic ash height and movement based on ground reports, himawari-8 satellite img and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-25 at 23:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption last observation before a break in coverage at a manual station reported at 25 2121 UTC.
  • Volcanic ash currently unidentifiable on latest satellite img due to meteorological cloud. Recent ground reports suggest intermittent discrete eruption remains ongoing. Volcanic ash height and movement based on ground reports, himawari-8 satellite img and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-25 at 17:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station observation move e 25 1531 UTC.
  • Volcanic ash currently unidentifiable on latest satellite img due to meteorological cloud. Recent ground reports suggest intermittent discrete eruption remains ongoing. Volcanic ash height and movement based on ground reports, himawari-8 satellite img and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-25 at 11:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station observation move e 25 0030 UTC.
  • Volcanic ash currently unidentifiable on latest satellite img due to meteorological cloud. Recent ground reports suggest intermittent discrete eruption remains ongoing. Volcanic ash height and movement based on ground reports, himawari-8 satellite img and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-25 at 05:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) move east last observation before a break in coverage at a manual station reported 24 2233 UTC.
  • Intermittent discrete eruption last observation before a break in coverage at a manual station observed on visibility satellite imagery move east 25/0030z. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-24 at 23:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) move east.
  • Intermittent discrete eruption observed on visibility satellite imagery with volcanic ash plume moving east of summit. Volcanic ash height and movement based on ground reports and model guidance. Hotspot evident at the summit.

Original Message :

Volcanic Ash Advisory issued on 2025-11-24 at 17:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) eruption last observation before a break in coverage at a manual station reported at 24/1050z.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports and webcam imagery indicate intermittent volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-24 at 11:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) eruption last observation before a break in coverage at a manual station reported at 24/0907z.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports and webcam imagery indicate intermittent volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-24 at 05:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 23 2004 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports and webcam imagery indicate intermittent volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-23 at 23:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 23 2004 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports and webcam imagery indicate intermittent volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-23 at 17:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 22 2249 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports and webcam imagery indicate intermittent volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-23 at 11:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 22 2249 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports and webcam imagery indicate intermittent volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-23 at 05:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 22 2249 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports and webcam imagery indicate intermittent volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-22 at 23:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station reported at 22 2249 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports and webcam imagery indicate intermittent volcanic ash emissions are ongoing. Volcanic ash height and movement based on ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-22 at 17:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption last observation before a break in coverage at a manual station reported at 21 1154 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports indicate intermittent volcanic ash emissions are ongoing. Volcanic ash height and forecast based on latest ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-22 at 11:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption last observation before a break in coverage at a manual station reported at 21 1154 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports indicate intermittent volcanic ash emissions are ongoing. Volcanic ash height and forecast based on latest ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-22 at 05:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption last observation before a break in coverage at a manual station reported at 21 1154 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports indicate intermittent volcanic ash emissions are ongoing. Volcanic ash height and forecast based on latest ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-21 at 23:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption last observation before a break in coverage at a manual station reported at 21 1154 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports indicate intermittent volcanic ash emissions are ongoing. Volcanic ash height and forecast based on latest ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-21 at 17:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption last observation before a break in coverage at a manual station reported at 21 1154 UTC.
  • Volcanic ash not identifiable on satellite imagery due to darkness, however recent ground reports indicate volcanic ash emissions are ongoing. Volcanic ash height and forecast based on latest ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-21 at 11:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash eruption last observation before a break in coverage at a manual station reported at 21 1030 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground reports indicate volcanic ash emissions are ongoing. Volcanic ash height and forecast based on latest ground reports and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-21 at 05:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash last observation before a break in coverage at a manual station observation at 20 2340 UTC move se.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however recent ground report indicate volcanic ash emissions are ongoing. Volcanic ash height and forecast based on latest himawari-8 satellite img, vona and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-20 at 23:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption last observation before a break in coverage at a manual station reported at 20 1220 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however last observation before a break in coverage at a manual station ground report and webcam imagery indicate volcanic ash emissions to flight level 150 (4500m) are ongoing. Volcanic ash height and forecast based on webcam imagery, recent eruptive behaviour, himawari-8 satellite img and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-20 at 17:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Eruption last observation before a break in coverage at a manual station reported at 20 1220 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however cvghm reports and webcam imagery indicate volcanic ash emissions to flight level 150 (4500m) are ongoing. Volcanic ash height and forecast based on webcam imagery, recent eruptive history and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-20 at 11:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station observation 20 0200 UTC.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however local sources suggest volcanic ash emissions to flight level 150 (4500m) are ongoing. Volcanic ash height and forecast based on pirep, webcam imagery and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-20 at 05:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 150 (4500m) last observation before a break in coverage at a manual station observation 20 0200 UTC.
  • Current data sources indicate volcanic ash to flight level 450 (13500m) has dissipated. Continuous volcanic ash to flight level 150 (4500m) extend se of summit obscure by meteorological cloud.

Original Message :

Volcanic Ash Advisory issued on 2025-11-20 at 02:20 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 450 (13500m) last observation before a break in coverage at a manual station observation 19/1240z, volcanic ash to flight level 150 (4500m) observation 20 0200 UTC.
  • Volcanic ash to flight level 450 (13500m) unidentifiable on satellite due to meteorological cld, extrapolated to 6hrs and expected to dissipate. Continuous volcanic ash to flight level 150 (4500m) extend se of summit. Forecast based on dispersion.

Original Message :

Volcanic Ash Advisory issued on 2025-11-19 at 23:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 590 (17700m) last observation before a break in coverage at a manual station observation 19/1240z, volcanic ash to flight level 150 (4500m) reported 19 2259 UTC.
  • Volcanic ash unidentifiable due to meteorological cloud. Volcanic ash to flight level 590 (17700m) detached from summit, extrapolated to 12hrs and expected to dissipate. Webcam img indicates possible ongoing volcanic ash emission to flight level 150 (4500m) localised to summit, move se. Forecast based on dispersion models and grnd rep.

Original Message :

Volcanic Ash Advisory issued on 2025-11-19 at 22:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 590 (17700m) last observation before a break in coverage at a manual station observation at 19 1240 UTC move wsw.
  • Volcanic ash not identifiable due to meteorological cloud obscure area. Volcanic ash extrapolated to 12hrs only. Expected to dissipate 12-15hrs. Forecast based on dispersion model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-19 at 19:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 590 (17700m) last observation before a break in coverage at a manual station observation at 19 1240 UTC move wsw.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Cvghm vona reported eruption at 19/0849z. Height based on infrared temperature and surabaya 19 1200 UTC sounding. Movement based on satellite imagery and dispersion model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-19 at 16:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 590 (17700m) last observation before a break in coverage at a manual station observation at 19 1240 UTC move wsw.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud. Cvghm vona reported eruption at 19/0849z. Height based on infrared temperature and surabaya 19 1200 UTC sounding. Movement based on satellite imagery and dispersion model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-19 at 13:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 590 (17700m) observation at 19 1240 UTC move wsw.
  • Volcanic ash partially identifiable on satellite imagery among meteorological cloud. Cvghm vona reported eruption at 19/0849z. Height based on infrared temperature and surabaya 19 0000 UTC sounding. Movement based on satellite imagery and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-19 at 12:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 590 (17700m) observation at 19 1140 UTC move wsw.
  • Volcanic ash partially identifiable on satellite imagery among meteorological cloud. Cvghm reported eruption at 19/0849z. Height based on infrared temperature and surabaya 19 0000 UTC sounding. Movement based on satellite imagery and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-19 at 11:00 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 540 (16200m) observation at 19 1040 UTC.
  • Volcanic ash partially identifiable on satellite imagery among meteorological cloud. Cvghm reported eruption at 19/0849z. Height based on infrared temperature. Movement based on satellite imagery and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-11-19 at 10:05 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 540 (16200m) observation at 19 0940 UTC.
  • Volcanic ash partially identifiable on satellite image among meteorological cloud. Cvghm reported eruption at 19/0849z. Height based on infrared temperature. Movement based on satellite imagery and model guidance. Volcanic ash expected to dissipate 18.

Original Message :

Volcanic Ash Advisory issued on 2025-11-19 at 09:46 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 540 (16200m) observation at 19 0920 UTC.
  • Volcanic ash partially identifiable on satellite img among meteorological cloud. A more detailed advisory to follow as soon as possible. *advisory corrected for aviation colour code*.

Original Message :