Overall Green Volcanic eruption for Santa Maria - Santiaguito
in Guatemala

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 2025-06-11 at 08:23 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • No volcanic ash emission have been seen for more than six hours. No new reports. Webcam inop. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-11 at 02:45 UTC.

    Key information extracted from original VAA message :


  • Possible ongoing volcanic ash emission.
  • Dense cloud cover has moved into the and precluded seeing any volcanic ash over the last observation before a break in coverage at a manual station few hours. However, activity likely ongoing due to volume past recent activity. Volcanic ash presumed move w according to nwp webcam inop. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-10 at 20:55 UTC.

    Key information extracted from original VAA message :


  • Occasional volcanic ash emission seen in satellite.
  • Volcanic ash seen in satellite move w and extending around 30 nm from summit. Model guidance show a continue w/wnw move through t+18 hours. Move and height based on satellite and nwp. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2025-06-10 at 14:57 UTC.

    Key information extracted from original VAA message :


  • Frequent volcanic ash emission.
  • Volcanic ash emission visible in satellite img move southwest ext approximate 15nm from summit. Mvmt to shift nw by t+18. And mvmt based on satellite and model. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-06-10 at 09:06 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • A couple puffs were noted in infrared satellite imagery over the past few hours. Clouds have recently moved over the summit region. Volcanic ash move to the w of the summit. Webcam inop. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-10 at 03:24 UTC.

    Key information extracted from original VAA message :


  • Possible ongoing volcanic ash emission.
  • Dense cloud cover in the vicinity of the summit has precluded seeing recent volcanic ash emission. However, activity likely based on past recent volume hist. Volcanic ash presumed move to southwest based on nmp webcam inop. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-09 at 21:48 UTC.

    Key information extracted from original VAA message :


  • Light volcanic ash emission obsd.
  • Volcanic ash emission obsd in satellite img extg apprx 10 nm southwest from summit. Little change in forecast exp through t+18 hours. Mvmt and height based on satellite observation and nwp. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-06-09 at 15:56 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash em.
  • Volcanic ash seen in satellite img moving southwest apx 30 nmi from summit. General southwest movnt exp through t+18 hours. Forecast bsd on nwp. Liner.

Original Message :

Volcanic Ash Advisory issued on 2025-06-09 at 10:02 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission observation.
  • Continue volcanic ash emission observation in satellite imagery move southwest from the summit. Continue volcanic ash forecast to move southwest from summit through t+18hrs before disp. Volcano activity moderate to high. Fisher.

Original Message :

Volcanic Ash Advisory issued on 2025-06-09 at 04:32 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission.
  • Continue volcanic ash emission observation move southwest from summit in satellite imagery. Volcanic ash forecast to continue southwest move through t+18hrs before disp. Volcano activity moderate. Fisher.

Original Message :

Volcanic Ash Advisory issued on 2025-06-08 at 22:39 UTC.

    Key information extracted from original VAA message :


  • Occasional to frqt volcanic ash emission.
  • Multiple volcanic ash clouds obsd moving southwest from summit to about 20 nmi from summit. Estd from nwp models that forecast winds to slowly veer through t+18hrs. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2025-06-08 at 16:49 UTC.

    Key information extracted from original VAA message :


  • Light volcanic ash emission obsd.
  • Volcanic ash emission obsd extg apprx 25 nm wsw from summit. Wsw mvmt exp to shift southwest by t+6 hrs, and exp to shift w by t+18 hours. Mvmt and height based on satellite.

Original Message :

Volcanic Ash Advisory issued on 2025-06-08 at 12:52 UTC.

    Key information extracted from original VAA message :


  • Ocsl volcanic ash emission obsd.
  • Volcanic ash emission obsd in satellite img extg apprx 20 nm w from summit. W mvmt exp to shift wsw by t+6 hrs, and exp to shift southwest by t+12 hours. Mvmt and height based on satellite observation and nwp. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-06-08 at 06:59 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission possible.
  • Continue volcanic ash emission possible move w from summit. Volcanic ash not observation due to weather possible volcanic ash forecast to continue w move through t+12hrs. Volcano activity moderate. Fisher.

Original Message :

Volcanic Ash Advisory issued on 2025-06-08 at 01:08 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash not detected in satellite img due to heavy weather cloud cover. Volcanic ash emission may continue. Model guidance suggests southwest mvmt to shift wsw by t+6. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-06-07 at 19:09 UTC.

    Key information extracted from original VAA message :


  • Small volcanic ash emission.
  • Volcanic ash emission observation in satellite img move southwest ext at least 5nm from summit. Wsw mvmt exp by t+6. And mvmt based on satellite and model. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-06-07 at 17:23 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • Volcanic ash from possible earlier emission dispersed. No new activity has been noted under mostly clear condition over the past several hours. No new reports. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-07 at 11:48 UTC.

    Key information extracted from original VAA message :


  • Possible ongoing volcanic ash emission.
  • Dense cloud cover near the summit has precluded seeing any volcanic ash. However, ongoing activity likely based on past volume hist. Volcanic ash presumed move to wnw of the summit. Webcam inop. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-07 at 05:58 UTC.

    Key information extracted from original VAA message :


  • New volcanic ash emission observation.
  • New volcanic ash emission observation move w from summit in satellite imagery. Volcanic ash forecast to continue w move through t+12hrs before disp. Volcano activity low. Fisher.

Original Message :

Volcanic Ash Advisory issued on 2025-06-01 at 20:09 UTC.

    Key information extracted from original VAA message :


  • No volcanic ash emission obsd.
  • Volcanic ash emission not vsbl in satellite img. No rcnt repeats of volcanic ash emission received. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-06-01 at 14:13 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission possible.
  • Continue volcanic ash emission possible. Volcanic ash not observation due to weather possible volcanic ash forecast to continue w move through t+6hrs before disp. Volcano activity low. Fisher.

Original Message :

Volcanic Ash Advisory issued on 2025-06-01 at 08:24 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Satellite imagery depicts hotspot at 07:70 UTC but clear volcanic ash signature not obsd. Scattered to broken weather cloud cover partly to mostly obscuring summit. Nwp models differ on xpctd curnt volcanic ash cloud mvmt but agree volcanic ash to move w by. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2025-06-01 at 02:24 UTC.

    Key information extracted from original VAA message :


  • New volcanic ash emission.
  • Volcanic ash puff detected on satellite moving southwest of summit. Model winds at forecast to veer next 6 hour becoming more from the e. Konon.

Original Message :

Volcanic Ash Advisory issued on 2025-05-31 at 21:52 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • Volcanic ash not detected on various satellite products. Weather clouds cover part of summit area. New volcanic ash emission likely at any. Konon.

Original Message :

Volcanic Ash Advisory issued on 2025-05-31 at 16:03 UTC.

    Key information extracted from original VAA message :


  • Frqt volcanic ash emission.
  • Volcanic ash emission observation in satellite imagery moving apprx 20nm ssw from summit. Volcanic ash forecast through t+18 hours based on nwp models suggesting veering. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2025-05-31 at 10:11 UTC.

    Key information extracted from original VAA message :


  • New ash em.
  • New volcanic ash cloud was centered 5 nm w of the summit. Future em forecast by nwp models to move toward the south by t+6. Turk.

Original Message :

Volcanic Ash Advisory issued on 2025-05-31 at 02:57 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash not detected from satellite.
  • Volcanic ash has not been seen from satellite for over 6. Turk.

Original Message :

Volcanic Ash Advisory issued on 2025-05-30 at 21:08 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash emission not detected in satellite img. Occasional volcanic ash emission may continue. Model guidance suggests southwest mvmt from summit through t+12. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-05-30 at 15:17 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcanic ash emission noted in visibility satellite imagery. Volcanic ash drifting to the southwest of the summit. Webcam inop. Monaghan.

Original Message :

Volcanic Ash Advisory issued on 2025-05-30 at 09:34 UTC.

    Key information extracted from original VAA message :


  • Intermittent volcanic ash em.
  • Intermittent volcanic ash em seen move w from summit. Model guidance shows a more southwest move by t+6 hours. Move and height based on satellite and nwp. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2025-05-30 at 05:35 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash not seen in satellite.
  • Volcanic ash not seen in satellite over the last observation before a break in coverage at a manual station 12 further volcanic ash emission are poss based on recent activity. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2025-05-30 at 00:00 UTC.

    Key information extracted from original VAA message :


  • Poss volcanic ash emission.
  • Volcanic ash ems/clds not obsd in satellite due to meteorological volcanic ash /dir based on prev vaa and model guidance. Nwp model forecast veering through. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2025-05-29 at 18:15 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission possibly continuing.
  • Volcanic ash not obsd due to weather cloud cover downwind of summit. Webcam unavailable. Nwp models forecast volcanic ash to move wsw by t+6 then nw by t+12. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2025-05-29 at 12:36 UTC.

    Key information extracted from original VAA message :


  • Occasional volcanic ash emission.
  • Volcanic ash cloud obsd moving wnw from summit to over 10 nm. Estd from nwp nwp models forecast wnw movement through t+6 then wsw movement by t+12 with to wnw movement by t+18. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2025-05-29 at 09:07 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission seen in satellite.
  • Volcanic ash seen in satellite move w from summit. Model guidance shows a continue w/wsw move through t+18 hours. Move and height based on satellite and nwp guidance. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2025-05-29 at 03:09 UTC.

    Key information extracted from original VAA message :


  • Poss volcanic ash emission continuing.
  • Poss volcanic ash emission continuing but unable to be seen due to meteorological model guidance shows a continue w-ly move through t+12 hours. Move and height based on nwp guidance. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2025-05-28 at 21:23 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Intermittent small puffs noted a few hours ago before clouds moved over the region. Webcam inop. Volcanic ash move to the w of the summit. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-05-28 at 15:29 UTC.

    Key information extracted from original VAA message :


  • Intermittent volcanic ash emission.
  • Volcanic ash emission observation in satellite img move w ext approximate 40nm from summit. A general w mvmt exp to continue through t+18. Forecast based on satellite and model. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-05-28 at 09:29 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission observation.
  • Continue volcanic ash emission observation move w to wnw in satellite imagery. Volcanic ash forecast to continue w to wnw move through t+18hrs before disp. Volcano activity moderate. Fisher.

Original Message :

Volcanic Ash Advisory issued on 2025-05-28 at 03:49 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission possible.
  • Continue volcanic ash emission possible move w from summit. Volcanic ash not observation due to weather possible volcanic ash forecast to continue w move through t+6hrs before disp. Volcano activity low. Fisher.

Original Message :

Volcanic Ash Advisory issued on 2025-05-27 at 21:50 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash emission not vsbl in satellite img due to meteorological clouds but volcanic ash emission may be obscured. A more wsw mvmt exp by t+12 hours. Mvmt and height based on nwp. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-05-27 at 15:54 UTC.

    Key information extracted from original VAA message :


  • New volcanic ash emission.
  • A single puff noted in infrared satellite imagery over the last observation before a break in coverage at a manual station few minutes. Webcam inop. Va move to the wnw of the summit. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-05-26 at 18:08 UTC.

    Key information extracted from original VAA message :


  • No volcanic ash emission.
  • Volcanic ash emission not detected in satellite img. No reports of volcanic ash emission received. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-05-26 at 12:08 UTC.

    Key information extracted from original VAA message :


  • Poss volcanic ash emission.
  • Volcanic ash emission and clouds not obsd in satellite due to meteorological volcanic ash /dir based on prev advisory and model guidance. Nwp model forecast through t+0hr. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2025-05-26 at 06:21 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission possible.
  • Continue volcanic ash emission possible. Volcanic ash not observation in satellite imagery due to weather possible volcanic ash forecast to continue w move through t+6hrs before disp. Volcano activity low. Fisher.

Original Message :

Volcanic Ash Advisory issued on 2025-05-26 at 00:28 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash not visible in satellite img. Satellite img obscure by heavy meteorological cloud cover. Volcanic ash emission may continue. A general w mvmt exp through t+12. Forecast based on model. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-05-25 at 18:27 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash not crntly observation in satellite img. Intermittent volcanic ash emission may continue. Wnw mvmt exp to shift southwest by t+6. Forecast based on model. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-05-25 at 12:34 UTC.

    Key information extracted from original VAA message :


  • Light volcanic ash em.
  • Volcanic ash seen in satellite img movng wnw at apx 15 nmi from summit tho img prtly obscured by meteorological general nw movnt exp through t+6 hours. Forecast bsd on nwp. Liner.

Original Message :

Volcanic Ash Advisory issued on 2025-05-25 at 06:43 UTC.

    Key information extracted from original VAA message :


  • New volcanic ash emission.
  • Distinct volcanic ash puff detected on satellite moving wnw of summit. No change forecast to model winds at next 6 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2025-05-24 at 20:01 UTC.

    Key information extracted from original VAA message :


  • No volcanic ash emission obsd.
  • Volcanic ash emission not vsbl in satellite img. No rcnt repeats of volcanic ash emission received. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-05-24 at 14:12 UTC.

    Key information extracted from original VAA message :


  • Possible ongoing volcanic ash emission.
  • Dense weather clouds in have obscured the summit. However, ongoing activity likely based on past recent volume hist. Webcam inop. Volcanic ash presumed move to w of the summit based on nwp. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-05-24 at 08:36 UTC.

    Key information extracted from original VAA message :


  • New volcanic ash emission.
  • Volcanic ash detected on satellite moving w of summit. No change forecast to model winds at next 6 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2025-05-17 at 21:49 UTC.

    Key information extracted from original VAA message :


  • No volcanic ash observation.
  • Volcanic ash em from earlier has dissipated. No rcnt volcanic ash emission observation in satellite imagery. No reports of volcanic ash received. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2025-05-17 at 16:02 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash em dtctd.
  • Volcanic ash seen on satellite img movng southwest at apx 30 nmi from summit. Exp southwest movnt through t+6 hours. And wind movnt bsd on nwp. Liner.

Original Message :

Volcanic Ash Advisory issued on 2025-05-17 at 03:40 UTC.

    Key information extracted from original VAA message :


  • No volcanic ash emission.
  • Volcanic ash not detected in satellite img. No reports of volcanic ash emission received. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-05-16 at 21:40 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission possible.
  • No volcanic ash crntly observation due to weather clouds obscing the summit area. Volcanic ash emission possible to the wsw/sw of summit. Volcanic ash forecast through t+6 hours based on nwp. Coverdale.

Original Message :

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

    Key information extracted from original VAA message :


  • Light volcanic ash emission.
  • Light volcanic ash emission seen move southwest from summit. Model guidance shows a continue southwest move through t+12 hours. Move and height based on satellite and nwp. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2025-05-16 at 10:09 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash emission possibly observation in webcam. Volcanic ash not visible in satellite img maybe due to meteorological cloud cover. Model guidance suggests southwest mvmt from summit through t+6. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-05-16 at 04:34 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash not visible in satellite img. Volcanic ash emission may be.

Original Message :

Volcanic Ash Advisory issued on 2025-05-15 at 22:50 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash cloud possibly obsd by satellite moving wsw from summit. Volcanic ash clouds clrly obsd before 17z moving wsw and have dissipated. Nwp models suggest volcanic ash at flight level 140 (4200m) and forecast volcanic ash to move wsw-sw through t+12hrs. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2025-05-15 at 17:03 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission obsd.
  • Volcanic ash emission obsd in satellite. Volcanic ash puff seen appx 15nmi southwest from summit dissipating. Nwp model forecast little change through. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2025-05-15 at 11:19 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission likely continuing.
  • Volcanic ash emission not obsd in satellite due to meteorological webcam showed likely mixture of steam/va emission. Nwp model forecast little change through. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2025-05-15 at 05:40 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash not detected in satellite img. Volcanic ash emission maybe.

Original Message :

Volcanic Ash Advisory issued on 2025-05-14 at 23:48 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash emission not vsbl in satellite img due to meteorological volcanic ash emission may be obscured. Little change in forecast exp through t+12 hours. Mvmt and height based on nwp. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-05-14 at 18:07 UTC.

    Key information extracted from original VAA message :


  • Light volcanic ash emission obsd.
  • Volcanic ash emission obsd in satellite img extg apprx 10 nm southwest from summit. A more wsw mvmt exp by t+18 hours. Mvmt and height based on satellite observation and nwp. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-05-14 at 12:17 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash activity continuing.
  • Volcanic ash activity continuing with well defined hotspot seen in s/w imagery. Volcanic ash not seen due to meteorological model guidance shows a continue southwest move through t+18 hours. Move and height based on model guidance. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2025-05-14 at 06:25 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • A single light volcanic ash puff was noted in recent infrared imagery. Nothing seen in webcam due to dense weather clouds near the summit. Volcanic ash move to the southwest and ssw of the summit. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-05-14 at 00:40 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash not crntly detected in satellite img. Occasional volcanic ash emission may continue. Southwest mvmt from summit exp through t+12. Forecast based on model. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-05-13 at 18:41 UTC.

    Key information extracted from original VAA message :


  • Intermittent volcanic ash emission.
  • Volcanic ash emission not crntly observation in satellite img. Volcanic ash emission likely to continue. Southwest mvmt from summit exp through t+18. Forecast based on model. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-05-13 at 12:38 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission seen in satellite and webcam.
  • Volcanic ash emission seen in satellite and webcam move ssw statute mile summit. Model guidance shows a continue s-ly move through t+12 hours before turning toward the southwest at t+18. Move and height based on satellite and nwp. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2025-05-13 at 06:42 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Intermittent small volcanic ash emission noted in webcam, but not seen in satellite imagery due to high weather volcanic ash drifting to southwest of the summit based on nwp. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-05-13 at 00:58 UTC.

    Key information extracted from original VAA message :


  • Continue light volcanic ash emission.
  • Continue light volcanic ash emission observation move southwest in satellite imagery. Volcanic ash forecast to continue southwest move through t+12hrs before disp. Volcano activity low. Fisher.

Original Message :

Volcanic Ash Advisory issued on 2025-05-12 at 19:14 UTC.

    Key information extracted from original VAA message :


  • Continue light volcanic ash emission.
  • Continue light volcanic ash emission observation move w to wsw in satellite imagery. Volcanic ash forecast to continue w to wsw move through t+12hrs before disp. Volcano activity moderate. Fisher.

Original Message :

Volcanic Ash Advisory issued on 2025-05-12 at 13:25 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission obsd.
  • Volcanic ash emission obsd in satellite. Volcanic ash clouds moved southwest turing south. Volcat alert received. Nwp model forecast sw-ly winds through. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2025-05-10 at 19:15 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • Volcanic ash not detected on various satellite products. Weather clouds cover part of summit area currently. New volcanic ash emission possible at any. Konon.

Original Message :

Volcanic Ash Advisory issued on 2025-05-10 at 13:43 UTC.

    Key information extracted from original VAA message :


  • Occasional volcanic ash emission.
  • Multiple volcanic ash clouds obsd by satellite moving southwest from summit to over 10 nmi from summit. Webcam unavailable. Nwp models suggest volcanic ash up to flight level 140 (4200m) and forecast little change in winds through t+12 afr which volcanic ash forecast to move wnw. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2025-05-09 at 02:45 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash not observation.
  • No volcanic ash emission crntly observation in satellite imagery. Webcam inop. No rcnt reports of volcanic ash received. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2025-05-08 at 20:46 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ongoing.
  • Volcanic ash not detected on satellite due to weather clouds in summit area. No change forecast to model winds at next 6 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2025-05-08 at 14:53 UTC.

    Key information extracted from original VAA message :


  • Light volcanic ash emission.
  • Volcanic ash emission visible in satellite img move southwest ext approximate 20nm from summit. Intermittent volcanic ash emission likely to continue. A general southwest mvmt exp through t+18. Forecast based on satellite and model. Gatling.

Original Message :