Overall Green Volcanic eruption for Fuego
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 2025-07-02 at 21:02 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 2025-07-02 at 15:12 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Low confidence possible volcanic ash emission seen below thin weather cloud cover to 10 nmi from summit. Webcam curntly obscured by weather cloud cover with only ptl prior to 14:43 UTC and no volcanic ash obsd. Nwp models forecast volcanic ash to move wsw through. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2025-07-02 at 09:17 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash emission not obsd in satellite img due to meteorological 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 2025-07-02 at 03:49 UTC.

    Key information extracted from original VAA message :


  • Light volcanic ash emission.
  • Volcanic ash emission obsd in webcam and satellite img extg apprx 20 nm nw from summit. Nw mvmt exp to shift w by t+6 hrs, and exp to shift wsw by t+18 hours. Mvmt and height based on webcam, satellite obs, and nwp. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-07-01 at 21:54 UTC.

    Key information extracted from original VAA message :


  • Discrete volcanic ash em.
  • Volcanic ash em obsd by satellite just over 15 nmi w of summit. Summit obscured on webcam at likely time of em. Estd from nwp nwp models forecast genl wnw to wsw movement through t+18hrs. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2025-07-01 at 16:24 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission observation.
  • Volcanic ash emission observation in webcam moving wnw from summit. Volcanic ash not seen in satellite img due to weather nwp model guidance forecast general wsw to wnw movement through t+18. Monaghan.

Original Message :

Volcanic Ash Advisory issued on 2025-07-01 at 10:31 UTC.

    Key information extracted from original VAA message :


  • Light volcanic ash emission obsd.
  • Volcanic ash emission obsd in webcam and satellite img extg apprx 20 nm wnw from summit. Little change in forecast exp through t+12 hours. Mvmt and height based on webcam, satellite observation and nwp. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-07-01 at 04:50 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash emission not obsd in satellite img due to meteorological clds, but volcanic ash emission may be obscured. Little change in forecast exp through t+6 hours. Mvmt and height based on nwp. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-07-01 at 01:15 UTC.

    Key information extracted from original VAA message :


  • Continue light volcanic ash em.
  • Volcanic ash seen in webcam emtng from summit and remaining at low elev. Volcanic ash not seen in satellite img due to meteorological cloud cover. Exp wnw movnt through t+12 hours. Forecast bsd on nwp. Liner.

Original Message :

Volcanic Ash Advisory issued on 2025-06-23 at 04:18 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • Volcanic ash not detected on various satellite products. Webcam has had clear view of summit for several hour and no volcanic ash emission noted. New volcanic ash emission likely at any. Konon.

Original Message :

Volcanic Ash Advisory issued on 2025-06-22 at 22:24 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission likely continue.
  • Occasional volcanic ash emission prev observation on webcam prior to now being obscure by weather volcanic ash not seen in satellite img due to weather nwp model guidance forecast general w move through t+18. Monaghan.

Original Message :

Volcanic Ash Advisory issued on 2025-06-22 at 16:26 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash em dtctd.
  • Volcanic ash em seen on webcam but not crly seen on satellite img due to meteorological cloud cover and likely movng north. Exp nw movnt through t+6 hours. Forecast bsd on nwp bsd on pst activity. Liner.

Original Message :

Volcanic Ash Advisory issued on 2025-06-11 at 09:12 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • Volcanic ash from earlier emission dispersed. No new activity has been noted in webcam or in infrared satellite imagery for more than six no new reports. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-11 at 03:25 UTC.

    Key information extracted from original VAA message :


  • Possible ongoing volcanic ash emission.
  • Dense cloud cover has moved into the region. Nothing seen in webcam or satellite imagery as a result. However, activity likely ongoing based on past recent volume hist. Volcanic ash presumed move to wnw of the summit. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-10 at 21:45 UTC.

    Key information extracted from original VAA message :


  • Frequent volcanic ash emission seen in satellite.
  • Volcanic ash seen in satellite move wnw and extending around 30 nm from summit. Model guidance shows a continue continue wnw move through t+12 hours before move more w by t+18 hours. Move and height based on satellite and model guidance. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2025-06-10 at 16:13 UTC.

    Key information extracted from original VAA message :


  • Frequent 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 2025-06-10 at 10:19 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Updated to reflect new em. Volcanic ash seen in infrared satellite and webcam imagery. Emission move to the wnw of the summit. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-10 at 09:51 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Small puffs seen in webcam imagery. Emission fumigating around and just to the southwest of the summit. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-10 at 04:20 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Occasional volcanic ash emission noted in cloud breaks in webcam and satellite imagery. Volcanic ash move to the southwest of the summit. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-09 at 22:51 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 likely obscured. Southwest mvmt exp to shift wsw by t+12 hours. Mvmt and height based on nwp. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-06-09 at 18:41 UTC.

    Key information extracted from original VAA message :


  • Frqt volcanic ash emission.
  • Volcanic ash emission obsd in satellite img extg apprx 60 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 12:58 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash em.
  • Volcanic ash seen in webcam and satellite img movng southwest pst coast at apx 60 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 07:15 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission possible.
  • Continue volcanic ash emission possible move southwest from summit. Volcanic ash not.

Original Message :

Volcanic Ash Advisory issued on 2025-06-09 at 01:26 UTC.

    Key information extracted from original VAA message :


  • Occasional to frqt volcanic ash emission.
  • Webcam shows among breaks in overcast that dense volcanic ash emission are occurring. Volcanic ash clouds possibly obsd by satellite moving wsw. Webcam suggests volcanic ash moving southwest to wsw. Estd from webcam. Nwp models forecast little change in winds through t+18hrs. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2025-06-08 at 19:37 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continuing.
  • Volcanic ash cloud obsd about 25 nmi wsw of the summit. Volcanic ash also detected on webcam a few hours ago before weather cloud cover obscured summit on webcam. Nwp models suggest volcanic ash up to flight level 150 (4500m) and forecast volcanic ash to move southwest through t+12 then w-wsw by t+18. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2025-06-08 at 13:38 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission obsd.
  • Volcanic ash emission obsd in webcam and satellite img extg apprx 8 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 webcam, satellite observation and nwp. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-06-08 at 07:40 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+12 hours before disp. Volcano activity low. Fisher.

Original Message :

Volcanic Ash Advisory issued on 2025-06-08 at 01:54 UTC.

    Key information extracted from original VAA message :


  • Frequent volcanic ash emission.
  • Small volcanic ash emission observation in webcam. Volcanic ash not visible in satellite img due to weather cloud cover. A general wsw mvmt exp through t+18. Forecast based on model guidance. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-06-07 at 20:09 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. Model guidance suggests mvmt to shift w by t+18. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-06-07 at 14:12 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • A continuous plume of volcanic ash extends south and ssw from the summit to about 20 nm downwind as seen in satellite imagery. Dense volcanic ash also noted webcam. Volcanic ash will move more w with. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-07 at 08:26 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission observation.
  • Corrected for graphic. Continue volcanic ash emission possible move w from summit. Volcanic ash not observation in satellite imagery due to weather possible volcanic ash forecast to continue w move through t+12hrs before disp. Volcano activity moderate to high. Fisher.

Original Message :

Volcanic Ash Advisory issued on 2025-06-07 at 01:56 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission observation in webcam. Volcanic ash not visible in satellite img due to heavy weather cloud cover. Winds light and variable. Model guidance suggests nw mvmt to shift se by t+12. Forecast confidence low. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2025-06-06 at 20:14 UTC.

    Key information extracted from original VAA message :


  • Possible volcanic ash emission.
  • Volcanic ash not detected in sltl img due to weather volcanic ash emission may continue based on prev activity. A general nw mvmt exp through t+6. Forecast based on satellite and model. Gatling.

Original Message :

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

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Light volcanic ash emission appear apparent in infrared satellite imagery. Also, some volcanic ash fumigating around the summit may be seen in webcam. Volcanic ash drifting to the nw of the summit. Lee.

Original Message :

Volcanic Ash Advisory issued on 2025-06-06 at 08:29 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. Strong hotspot on swir so volcanic ash emission likely continue. No change forecast to model winds at next 18 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2025-06-06 at 02:49 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcanic ash not detected on satellite due to thick weather clouds in summit area. Webcam shows summit little change in model winds at next 18 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2025-06-05 at 21:00 UTC.

    Key information extracted from original VAA message :


  • Signature volcanic ash emission obsd.
  • Signature volcanic ash emission obsd in webcam and satellite img extg apprx 20 nm wnw from summit. Wnw mvmt exp to shift more nw by t+6 hours. Mvmt and height based on webcam, satellite observation and nwp. Bertalan.

Original Message :

Volcanic Ash Advisory issued on 2025-06-05 at 15:20 UTC.

    Key information extracted from original VAA message :


  • Signature volcanic ash emission move w.
  • Signature volcanic ash emission seen in webcam but very difficult to see in satellite imagery. Over based on webcam position. Height estimate is low confidence as model guidance does not reflect move. Volcanic ash is staying near volcano just w/wnw of summit. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2025-06-05 at 14:13 UTC.

    Key information extracted from original VAA message :


  • Signature volcanic ash emission.
  • We have received information suggesting a possible signature volcanic ash emission. We will gather further information and issue a full advisory as soon as possible.

Original Message :

Volcanic Ash Advisory issued on 2025-06-04 at 04:49 UTC.

    Key information extracted from original VAA message :


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

Original Message :

Volcanic Ash Advisory issued on 2025-05-31 at 19:59 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 likely at any. Konon.

Original Message :

Volcanic Ash Advisory issued on 2025-05-31 at 14:08 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash observation in webcam.
  • Occasional volcanic ash emission observation in webcam likely moving southwest from summit. Volcanic ash not crntly observation in satellite imagery. Volcanic ash forecast through t+6 hours based on nwp model guidance. Coverdale.

Original Message :