Overall Green Volcanic eruption for Marapi
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 2025-11-12 at 04:33 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash last observation before a break in coverage at a manual station rep to flight level 120 (3600m) at 11 2141 UTC.
  • Volcanic ash remains unidentifaible on latest satellite img, however is likely to have dissipated. No latest report of ongoing eruption has been received. Vaa terminated.

Original Message :

Volcanic Ash Advisory issued on 2025-11-11 at 22:40 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash rep to flight level 120 (3600m) at 11 2141 UTC.
  • Volcanic ash reported to 400m above summit. Volcanic ash unidentifiable on latest satellite img due to meteorological cloud. Volcanic ash height and forecast based on latest ground report, himawari-8 satellite img and model guidance. Volcanic ash expected to dissipate 6.

Original Message :

Volcanic Ash Advisory issued on 2025-11-03 at 11:07 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 110 (3300m) move southeast.
  • Volcanic ash not identifiable on satellite imagery due to meteorological cloud, however volcanic ash from previous emission expected to have dissipated. No report of new or ongoing eruption. Advisory terminated.

Original Message :

Volcanic Ash Advisory issued on 2025-11-03 at 05:07 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 110 (3300m) move southeast.
  • Cvghm reported eruption to 300m above summit. Volcanic ash not identifiable on satellite imagery. Volcanic ash height based on ground report and movement based on consensus model guidance. Volcanic ash expected to dissipate.

Original Message :

Volcanic Ash Advisory issued on 2025-11-02 at 03:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 100 (3000m) reported at 01 2211 UTC.
  • Current satellite imagery indicates that volcanic ash has now dissipated. No reports of new or ongoing eruption. Advisory terminated.

Original Message :

Volcanic Ash Advisory issued on 2025-11-01 at 22:57 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 100 (3000m) reported at 01 2211 UTC.
  • Volcanic ash not identifiable on current satellite img due to meteorological cloud obscuration. Cvghm report discrete eruption to 300m above summit. Volcanic ash expected to dissipate the next volcanic ash height and movement based on ground report and model guidance.

Original Message :

Volcanic Ash Advisory issued on 2025-10-14 at 04:56 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Cvghm reported eruption via seismogram at 13 2052 UTC.
  • Volcanic ash not identifiable on recent satellite img due to meteorological cloud obscuration. Volcanic ash from previous emission expected to have dissipated. No reports of new or ongoing eruption. Advisory terminated.

Original Message :

Volcanic Ash Advisory issued on 2025-10-13 at 22:56 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Cvghm report eruption via seismogram at 13 2052 UTC.
  • Volcanic ash not identifiable on recent satellite img. Cvghm vona reports eruption recorded on seismogram. Observation, height and movement estimated based on model guidance. Volcanic ash expected to dissipate.

Original Message :

Volcanic Ash Advisory issued on 2025-10-09 at 02:30 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 140 (4200m) observation at 08 1950 UTC move e.
  • Current satellite imagery indicate that ash from the previous eruption has dissipated. No new reports of further eruption. Advisory terminated.

Original Message :

Volcanic Ash Advisory issued on 2025-10-08 at 20:24 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Volcanic ash to flight level 140 (4200m) observation at 08 1950 UTC move e.
  • Volcanic ash identifiable on satellite imagery. Heigh and movement based on ground report, satellite img and model data. Volcanic ash likely to dissipate in 6.

Original Message :