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 2023-05-17 at 21:28 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash not obsd.
  • Volcanic ash em not recenlty seen on satellite imagery. Advisory ended. Kim.

Original Message :

Volcanic Ash Advisory issued on 2023-05-17 at 15:43 UTC.

    Key information extracted from original VAA message :


  • Dscrt volcanic ash emission.
  • Dsct volcanic ash emission observation from webcam with very thin volcanic ash cloud seen in satellite moving e from summit area. E wdir exp to e for t+0 based on model. Brown.

Original Message :

Volcanic Ash Advisory issued on 2023-05-17 at 09:49 UTC.

    Key information extracted from original VAA message :


  • New volcanic ash emission.
  • A single small puff was noted in infrared satellite imagery. Also, incandescence can be seen in web cam imagery. Volcanic ash move to the e of the summit. Lee.

Original Message :

Volcanic Ash Advisory issued on 2023-05-16 at 20:57 UTC.

    Key information extracted from original VAA message :


  • No rcnt volcanic ash emission observation.
  • No rcnt volcanic ash emission observation in satellite imagery or webcam. Weather clouds obscing hotspot observation in satellite imagery. New volcanic ash emission possible at any. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2023-05-16 at 14:55 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission observation.
  • Intermittent volcanic ash emission observation from webcam. Thin volcanic ash clouds seen in satellite data moving se about 20 nm from summit. Model winds do not agree with observation but is exp to shift to e through t+6 hours. Brown.

Original Message :

Volcanic Ash Advisory issued on 2023-05-13 at 00:23 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash not detected.
  • Volcanic ash not detected with dense weather cloud in the area. Turk.

Original Message :

Volcanic Ash Advisory issued on 2023-05-12 at 19:04 UTC.

    Key information extracted from original VAA message :


  • Occasional volcanic ash em.
  • Volcanic ash no longer detected from satellite with weather cloud in the area. Observation volcanic ash based on nwp models and prev t+6 forecast. Turk.

Original Message :

Volcanic Ash Advisory issued on 2023-05-12 at 13:19 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission observation.
  • Frequent volcanic ash emission observation in webcam and satellite img move south and ext about 25 nmi from summit. Mvmt to shift southwest by t+6. And mvmt based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2023-05-07 at 12:04 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • Prev volcanic ash has ended. No new volcanic ash detected from various satellite data. Webcam is clear. Brown.

Original Message :

Volcanic Ash Advisory issued on 2023-05-07 at 06:08 UTC.

    Key information extracted from original VAA message :


  • Likely volcanic ash emission.
  • Likely light volcanic ash emission continued. Hot spot obsd in satellite and webcam. Nwp model forecast through t+0hr. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2023-05-07 at 00:36 UTC.

    Key information extracted from original VAA message :


  • New volcanic ash emission.
  • Moderate volcanic ash em noted in infrared satellite imagery. Volcanic ash drifting around and to the wsw of the summit. Lee.

Original Message :

Volcanic Ash Advisory issued on 2023-05-06 at 14:49 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash has ended.
  • Volcanic ash has dissipated from various satellite data. No new emission seen. Webcam is down. New volcanic ash is possible based on rcnt activity. Brown.

Original Message :

Volcanic Ash Advisory issued on 2023-05-06 at 08:53 UTC.

    Key information extracted from original VAA message :


  • Likely volcanic ash emission.
  • Likely light volcanic ash emission obsd in satellite. Volcanic ash clouds 5nmi from summit. Nwp model forecast through t+0hr. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2023-05-06 at 03:16 UTC.

    Key information extracted from original VAA message :


  • Likely volcanic ash emission.
  • Likely volcanic ash mixed with gas/steam emissions obsd in satellite and webcam. Volcanic ash clouds 5nmi from summit. Nwp model forecast through t+0hr. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2023-05-05 at 21:32 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continue.
  • Volcanic ash not detected on sltt but hotspot remains. Minor volcanic ash emission likely continue. Webcam shows summit.

Original Message :

Volcanic Ash Advisory issued on 2023-05-05 at 15:50 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcanic ash is observation move w up to 28nm from the summit. Nwp model indicates a continue w move through t+18hrs. Zhu.

Original Message :

Volcanic Ash Advisory issued on 2023-05-05 at 09:43 UTC.

    Key information extracted from original VAA message :


  • Mainy remnant volcanic ash remains.
  • Light volcanic ash obsd across the gulf of tehuantepec. This volcanic ash is remnant from yesterdays eruption and is xpctd to disp by very light volcanic ash obsd by satellite near and wsw of summit. Webcam shows very little activity over the past few hours. Nwp models forecast little change in volcanic ash movement through t+12hrs. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2023-05-05 at 03:47 UTC.

    Key information extracted from original VAA message :


  • Continuing volcanic ash emission.
  • After a slight decr in activity volcanic ash emission have increase over the past 2 hours. Curr volcanic ash emission extend 30 nmi w of summit. Remnant volcanic ash from the large eruption still clrly obsd about 120 nmi w to 120 nmi wsw of summit. This volcanic ash xpctd to disp by t+12hrs. Active volcanic ash emission xpctd to continue through t+18hrs. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2023-05-04 at 21:40 UTC.

    Key information extracted from original VAA message :


  • Dense volcanic ash obsd.
  • Dense volcanic ash em seen on satellite extending approx 113 nm w from summit. Volcanic ash and forecast based on imagery and nwp a w movt expected through forecast period. Kim.

Original Message :

Volcanic Ash Advisory issued on 2023-05-04 at 17:26 UTC.

    Key information extracted from original VAA message :


  • Large eruption continue.
  • Large eruption continuing. Volcanic ash getting out to pacific and exceeded prev webcam is.

Original Message :

Volcanic Ash Advisory issued on 2023-05-04 at 14:24 UTC.

    Key information extracted from original VAA message :


  • Continuous large eruption.
  • Large eruption continuing. Dense volcanic ash clouds moving wsw from summit. Volcanic ash clouds exceeding prev and extent. Model winds exp to to wsw through t+18 hours. Brown.

Original Message :

Volcanic Ash Advisory issued on 2023-05-04 at 11:46 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Continuous thick volcanic ash emission observation in webcam. Volcanic ash clouds seen in satellite through brkn weather model winds exp to mostly to w through t+12 hours. Brown.

Original Message :