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 2022-04-09 at 07:34 UTC.

    Key information extracted from original VAA message :


  • Possible continuing volcanic ash emission.
  • Possible volcanic ash em observation in satellite move southwest from summit. Meteorological cloud of summit area lowers confidence in observation volcanic ash extent. Observation volcanic ash area estd from nwp little change forecast in winds through t+6 hours. Clark.

Original Message :

Volcanic Ash Advisory issued on 2022-04-09 at 01:50 UTC.

    Key information extracted from original VAA message :


  • Poss volcanic ash emission.
  • Volcanic ash emission not seen in satellite or webcam due to meteorological nwp models suggest volcanic ash move southwest from summit. Southwest move exp through t+12. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-04-08 at 20:07 UTC.

    Key information extracted from original VAA message :


  • Poss volcanic ash emission.
  • Poss volcanic ash emission continue move southwest from summit. Volcanic ash not seen in satellite or webcam due to meteorological nwp models suggest southwest move through t+12. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-04-08 at 14:13 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Clouds has moved in, so it is difficult to observation va, but is likely in the area. Volcanic ash is based on nwp wind and prev vaa. Zhu.

Original Message :

Volcanic Ash Advisory issued on 2022-04-08 at 08:08 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash puffs observation at multiple.
  • Continuous volcanic ash cloud to southwest of summit, some volcanic ash may be remnant from earlier emission. Multiple volcanic ash puffs move quickly w at flight level 190 (5700m) based on nwp flight level 150 (4500m) based on recent activity. Levine.

Original Message :

Volcanic Ash Advisory issued on 2022-04-08 at 02:16 UTC.

    Key information extracted from original VAA message :


  • Poss volcanic ash emission.
  • Occl volcanic ash clouds observation in prev 6 hours. Occl volcanic ash puffs poss based on recent activity. Volcanic ash not observation in satellite or webcam due to brkn weather cloud. Forecast based on nwp. Levine.

Original Message :

Volcanic Ash Advisory issued on 2022-04-07 at 20:30 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission observation.
  • Volcanic ash emission seen in satellite move w and ext 15 nmi from summit. A more southwest move exp through t+18. Previous volcanic ash emission dissipated. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-04-07 at 14:49 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission seen in satellite.
  • Volcanic ash seen in satellite move southwest and extending 70 nm from summit and off coast. Higher em move w from summit. Guidance shows a continue southwest move through t+18 hours to flight level 150 (4500m) with a continue w move to flight level 170 (5100m) through t+6. Move and height based on satellite and nwp. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2022-04-07 at 09:31 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Continuous volcanic ash puffs observation move southwest of summit approximate 37 nm. Winds forecast to steady to southwest around 15 kts. Activity has not slowed over last observation before a break in coverage at a manual station 6+ hour. Levine.

Original Message :

Volcanic Ash Advisory issued on 2022-04-07 at 03:45 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Ongoing volcanic ash emission observation moving southwest of summit approximate 30 nm. Winds forecast to to southwest at 15 kts through t+18hr. Levine.

Original Message :

Volcanic Ash Advisory issued on 2022-04-06 at 22:20 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission observation in satellite and webcam move southwest and ext 15 nmi from summit. Southwest move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-04-06 at 16:25 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission in satellite.
  • Higher volcanic ash emission seen in volcano cam and confirmed in satellite move nw. Volcanic ash move nw may be a little higher than flight level 180 (5400m) nwp guidance shows a w/sw move through t+18 hours. Move and height based on a blend of sat, webcam and nwp. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2022-04-06 at 11:39 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash seen in satellite move w and extending around 40 nm from summit. Model guidance indicates a more southwest move by t+12 hours through t+18 hours. Move and height based on satellite and nwp. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2022-04-06 at 05:47 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Ongoing volcanic ash emission observation move w of summit approximate 20 nm. Volcanic ash expected to continue to w and turn to southwest through t+18 hour. Poss light remnant volcanic ash observation se of summit dsiptg quickly. Levine.

Original Message :

Volcanic Ash Advisory issued on 2022-04-06 at 00:03 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash em obsd.
  • Volcanic ash em recently seen on satellite imagery move wsw from summit. Volcanic ash and forecast based on imagery and nwp. Kim.

Original Message :

Volcanic Ash Advisory issued on 2022-04-05 at 18:44 UTC.

    Key information extracted from original VAA message :


  • Frqt volcanic ash emission.
  • Frqt volcanic ash very small emission with occasional larger volcanic ash emission.

Original Message :

Volcanic Ash Advisory issued on 2022-04-05 at 13:07 UTC.

    Key information extracted from original VAA message :


  • Frqt volcanic ash emission.
  • Volcanic ash clouds obsd to 20 nmi nw of summit. Webcam shows volcanic ash moving nw. Nwp models suggest volcanic ash clouds at flight level 150 (4500m) and forecast windshift between t+6 and t+12 to move volcanic ash southwest then w by t+18. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2022-04-05 at 07:08 UTC.

    Key information extracted from original VAA message :


  • Occasional em.
  • Volcanic ash ext 15 nm w of the summit. Em forecast by nwp models to veer through t+6. Turk.

Original Message :

Volcanic Ash Advisory issued on 2022-04-05 at 01:08 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continue.
  • Volcanic ash not detected on satellite due to large thunderstorm in summit area. Webcam not applicable. Volcanic ash emission likely continue based on recent activity. Model winds at forecast to veer by t+6 hour becoming more from the e. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-04-04 at 19:23 UTC.

    Key information extracted from original VAA message :


  • Frequent volcanic ash ems04.
  • Signature volcanic ash puffs detected on satellite moving southwest of summit. Volcanic ash currently 20 nm southwest of summit and forecast to be near pacific coast in a few hour. Webcam not applicable. Model winds at little change forecast next 18 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-04-04 at 13:23 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash seen in satellite and webcam move w and extending around 30 nm from summit. Model guidance shows a more wsw move is exp by t+6 hours. Move and height based on sat, nwp and volcat. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2022-04-04 at 08:40 UTC.

    Key information extracted from original VAA message :


  • Occasional em.
  • Volcanic ash ext 15 nm w of the summit. Low confidence in forecast because observation does not agree with model forecast winds which are light. Turk.

Original Message :

Volcanic Ash Advisory issued on 2022-04-04 at 05:08 UTC.

    Key information extracted from original VAA message :


  • Occasional em.
  • Volcanic ash not detected from satellite with weather cloud in the vicinity. Observation volcanic ash based on nwp models and prev t+6 forecast. Turk.

Original Message :

Volcanic Ash Advisory issued on 2022-04-03 at 23:09 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continue.
  • Volcanic ash detected on satellite moving wsw of summit. Webcam shows summit obscure by weather model winds at forecast to back by t+6 hour becoming more from the north east. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-04-03 at 17:09 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission seen in satellite and webcam.
  • Volcanic ash emission seen in satellite move w/wsw and extending around 40 nm from summit. Model guidance shows a continue wsw move through t+12 hours with a more southwest by t+18 hours. Move and height based on satellite and nwp. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2022-04-03 at 11:15 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash seen in satellite move wsw and extending out around 30 nm from summit. Model guidance shows a continue wsw/w move through t+18 hours. Height and move based on satellite and nwp. Kibler.

Original Message :

Volcanic Ash Advisory issued on 2022-04-03 at 05:23 UTC.

    Key information extracted from original VAA message :


  • Continuing volcanic ash emission.
  • Frequent volcanic ash emission observation move southwest up to 40 nm from summit.

Original Message :

Volcanic Ash Advisory issued on 2022-04-02 at 23:29 UTC.

    Key information extracted from original VAA message :


  • Light volcanic ash em.
  • Light volcanic ash em seen in satellite data extnd approximate 45 nm southwest of summit and similar to recent activity. Volcanic ash em expected to move southwest through forecast period based on model data. Velasco.

Original Message :

Volcanic Ash Advisory issued on 2022-04-02 at 17:38 UTC.

    Key information extracted from original VAA message :


  • Frequent em.
  • Volcanic ash ext 15 nm southwest of the summit but appeared fairly light. Little change exp through t+12 based on nwp. Turk.

Original Message :

Volcanic Ash Advisory issued on 2022-04-02 at 11:38 UTC.

    Key information extracted from original VAA message :


  • Frequent em.
  • Volcanic ash ext 25 nm southwest of the summit and little change exp through t+6 based on nwp. Turk.

Original Message :

Volcanic Ash Advisory issued on 2022-04-02 at 05:42 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission seen in satellite move southwest and ext 40 nmi from summit. Southwest move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-04-02 at 03:23 UTC.

    Key information extracted from original VAA message :


  • Frequent volcanic ash emission.
  • Volcanic ash emission observation in satellite move southwest and ext 20 nmi from summit. Southwest move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-04-01 at 21:46 UTC.

    Key information extracted from original VAA message :


  • Multiple discrete emission moving w.
  • Frqt emission observation in satellite imagery extending apprx 40nm w of summit. Webcam obscure by weather volcanic ash forecast through t+18 hours based on nwp models which indicate w/wsw mvmt through t+12 hours. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2022-04-01 at 15:57 UTC.

    Key information extracted from original VAA message :


  • Continuing volcanic ash emission.
  • Continuous discrete volcanic ash emission seen on satellite imagery move approx 50 nmi w from summit. Volcanic ash and forecast based on imagery and nwp little change expected. Kim.

Original Message :

Volcanic Ash Advisory issued on 2022-04-01 at 10:24 UTC.

    Key information extracted from original VAA message :


  • Frequent volcanic ash emission.
  • Volcanic ash emission seen in satellite move wsw and ext 50 nmi from summit. W move exp through t+12. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-04-01 at 04:48 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission seen in satellite move southwest and ext 20 nmi from summit. Wnw move exp by t+6. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-04-01 at 00:46 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission wnw of summit.
  • Volcanic ash emission observation in satellite imagery moving wnw of summit apprx 15nm. Volcanic ash emission occ observation in webcam between weather volcanic ash forecast through t+18 hours based on nwp. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2022-03-31 at 19:01 UTC.

    Key information extracted from original VAA message :


  • Frqt volcanic ash emission observation.
  • Volcanic ash emission observation moving wnw and ext apprx 25nm from summit. Frqt volcanic ash emission observation in webcam between weather volcanic ash forecast through t+18 hours based on nwp. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2022-03-31 at 13:15 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continue.
  • Volcanic ash detected on satellite moving wsw of summit. Webcam shows intermittent volcanic ash emission. Model winds at forecast to veer becoming more from the ese by t+12 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-31 at 07:31 UTC.

    Key information extracted from original VAA message :


  • Occasional volcanic ash emission.
  • Volcanic ash emission seen in satellite move southwest and ext 15 nmi from summit. Southwest move exp through t+12. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-31 at 01:46 UTC.

    Key information extracted from original VAA message :


  • Ongoing small emission.
  • Ongoing small volcanic ash eruptions observation move southwest of summit ? 20 nm. Observation mvmt agrees with nwp winds therefore forecast to to southwest with 5-10 kt. Levine.

Original Message :

Volcanic Ash Advisory issued on 2022-03-30 at 20:04 UTC.

    Key information extracted from original VAA message :


  • Poss continuous volcanic ash emission.
  • Continuous volcanic ash poss below meteorological meteorological clouds.

Original Message :

Volcanic Ash Advisory issued on 2022-03-30 at 14:14 UTC.

    Key information extracted from original VAA message :


  • Continuing volcanic ash emission.
  • Volcanic ash em seen on satellite imagery move north from summit. Volcanic ash and forecast based on imagery and nwp a southwest movt expected by t+6 hours around. Kim.

Original Message :

Volcanic Ash Advisory issued on 2022-03-30 at 08:46 UTC.

    Key information extracted from original VAA message :


  • Occasional volcanic ash emission.
  • Volcanic ash emission seen in satellite move south and ext 10 nmi from summit. Move to shift southwest by t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-30 at 03:12 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission seen in satellite move south and ext 10 nmi from summit. South move exp through t+12. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-29 at 21:37 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission observation in satellite.
  • Rcnt volcanic ash emission observation in satellite moving se of summit but emission starting to move s/sse now. Webcam obscure by weather volcanic ash forecast through t+18 hours based on nwp. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2022-03-29 at 15:44 UTC.

    Key information extracted from original VAA message :


  • Continuing volcanic ash emission.
  • Volcanic ash em seen on satellite imagery move approx 15 nmi sse from summit. Volcanic ash and forecast based on imagery and nwp a general n-ly wind direction expected. Kim.

Original Message :

Volcanic Ash Advisory issued on 2022-03-29 at 10:18 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Continuous volcanic ash emission obsd in satellite extg appx 20nm se of summit. Nwp model forecast veering through t+18hrs. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2022-03-29 at 05:01 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission obsd.
  • Volcanic ash emission obsd in satellite and volcanic ash clouds ext appx 15nm se of summit. Nwp model forecast veering through t+18hrs. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2022-03-28 at 23:13 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Occasional volcanic ash em is observation move e up to 15nm from the summit. Nwp model indicates a continue e to se move through t+18hrs. Zhu.

Original Message :

Volcanic Ash Advisory issued on 2022-03-28 at 17:21 UTC.

    Key information extracted from original VAA message :


  • Frequent volcanic ash emission.
  • Volcanic ash emission seen in satellite and webcam move se and ext 10 nmi from summit. Se move exp to shift more south by t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-28 at 11:48 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission seen in satellite and webcam move e/se and ext 15 nmi from summit. Se move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-28 at 05:58 UTC.

    Key information extracted from original VAA message :


  • Intermittent volcanic ash emission.
  • Likely volcanic ash cloud obsd among weather cloud cover at 04:40 UTC volcanic ash dispd as it moved e. Webcam showed activity at 04:43 UTC with small volcanic ash em at 05:09 UTC gfs nwp model agrees with.

Original Message :

Volcanic Ash Advisory issued on 2022-03-28 at 00:05 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Intermittent small puffs noted in infrared satellite and web cam imagery. Volcanic ash move to e of summit and expected to turn more se over the next 6 hours based on nwp. Lee.

Original Message :

Volcanic Ash Advisory issued on 2022-03-27 at 18:25 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Frequent volcanic ash emission noted in infrared satellite imagery move to approximately 40 nm e of summit. Web cam.

Original Message :

Volcanic Ash Advisory issued on 2022-03-27 at 12:41 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission obsd.
  • Continuous volcanic ash emission obsd in webcam and satellite. Volcanic ash clouds ext appx 15nm ese of summit. Nwp model forecast little change through t+18hrs. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2022-03-27 at 06:50 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcanic ash em seen on satellite imagery move approx 25 nmi ese from summit. Volcanic ash and forecast based on imagery and nwp little change expected around. Kim.

Original Message :

Volcanic Ash Advisory issued on 2022-03-27 at 01:22 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcat produce shows intermittent volcanic ash emission move to the se. Nothing seen in webcam due to darkness and/or weather volcanic ash to eventually move in more south direction. Lee.

Original Message :

Volcanic Ash Advisory issued on 2022-03-26 at 19:40 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Intermittent light volcanic ash emission noted in volcat produce. Volcanic ash move to ssw or southwest of summit then more towards the se around 12 hours according to nwp webcam imagery obscured by weather. Lee.

Original Message :

Volcanic Ash Advisory issued on 2022-03-26 at 14:09 UTC.

    Key information extracted from original VAA message :


  • Frequent volcanic ash emission obsd.
  • Frequent emission obsd in satellite and webcam. Volcanic ash clouds moving south of summit. Nwp model forecast se winds through t+18hrs. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2022-03-26 at 08:09 UTC.

    Key information extracted from original VAA message :


  • Continuing volcanic ash em.
  • Continuous volcanic ash em seen on satellite imagery move approx 15 nmi se from summit. Volcanic ash and forecast based on imagery and nwp a general se movt expected through forecast period. Kim.

Original Message :

Volcanic Ash Advisory issued on 2022-03-26 at 02:55 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash em obsd.
  • Faint volcanic ash em seen on satellite imagery move se from summit. Volcanic ash and forecast based on imagery and nwp. Kim.

Original Message :

Volcanic Ash Advisory issued on 2022-03-25 at 21:12 UTC.

    Key information extracted from original VAA message :


  • Occasional volcanic ash emission.
  • Volcanic ash clouds obsd reaching 15 nm ene of summit. Latest em seen by satellite around 20:15 UTC webcams obscured by weather cloud cover. Nwp models forecast light and variable winds favoring veering through t+18hrs. Hosley.

Original Message :

Volcanic Ash Advisory issued on 2022-03-25 at 15:10 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcanic ash is observation move wnw and south direction about 23nm and 26nm from the summit. Thick gray volcanic ash em can be.

Original Message :

Volcanic Ash Advisory issued on 2022-03-25 at 09:17 UTC.

    Key information extracted from original VAA message :


  • Continuing volcanic ash em.
  • Lght volcanic ash em seen on satellite imagery move nw from summit. Volcanic ash and forecast based on imagery and nwp low confidence in forecast due to lght and var winds around. Kim.

Original Message :

Volcanic Ash Advisory issued on 2022-03-25 at 04:16 UTC.

    Key information extracted from original VAA message :


  • Continuing volcanic ash em.
  • Volcanic ash em seen on satellite imagery extending approx 20 nmi nw from summit. Volcanic ash and forecast based on imagery and nwp low confidence in forecast due to lght and var condition. Kim.

Original Message :

Volcanic Ash Advisory issued on 2022-03-24 at 22:48 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission seen in satellite move nw and ext 15 nmi from summit. Nw move exp through t+12 before shifting southwest by t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-24 at 17:00 UTC.

    Key information extracted from original VAA message :


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

Original Message :

Volcanic Ash Advisory issued on 2022-03-24 at 11:35 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission observation.
  • Corrected for north move in graphic. Continue volcanic ash emission.

Original Message :

Volcanic Ash Advisory issued on 2022-03-24 at 05:48 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continue.
  • Volcanic ash detected on satellite movf approximate 30 nm nw of summit b4 dstpng. Wbcam shows intermittent volcanic ash emission. Model winds forecast to veer becoming more from the south at t+6 and +12 hour then backing with winds from the ese by t+18 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-24 at 00:01 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continue.
  • Volcanic ash emission seen in satellite move nw and ext to 25 nmi from summit. Nw move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-23 at 18:12 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission seen in satellite move nw and ext 40 nmi from summit. Nw move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-23 at 12:34 UTC.

    Key information extracted from original VAA message :


  • Frqt volcanic ash emission.
  • Volcanic ash emission observation in satellite imagery moving nw from summit and extending apprx 30nm. Frqt volcanic ash emission observation in webcam. Volcanic ash forecast through t+18 hours based on nwp. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2022-03-23 at 06:48 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Intermittent volcanic ash puffs detected on satellite moving nw of summit. Webcam shows volcanic ash emission. No change forecast in model winds at next 18 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-23 at 00:59 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission seen in satellite and webcam move nw and ext 20 nmi from summit. Nw move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-22 at 19:08 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission.
  • Volcanic ash emission seen in satellite and webcam continue move nw and ext to 15 nmi from summit. Nw move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-22 at 13:08 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission observation in satellite.
  • Volcanic ash emission observation in satellite imagery apprx 10nm nnw of summit. Volcanic ash not seen in webcam. Nwp models forecast volcanic ash to move nw through t+6 hours then wnw at t+12 and t+18 hours. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2022-03-22 at 07:21 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continue.
  • Volcanic ash not detected on satellite due to weather clouds in summit area. Webcam shows intermittent minor volcanic ash emission. Model winds at forecast to back by t+18 hour becoming more from the e. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-22 at 01:26 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continue.
  • Volcanic ash emission continue move nw from summit. Summit obscure by meteorological clouds in satellite imagery but emission seen in webcam. Nw move exp through t+12. Height and move based on nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-21 at 19:48 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission continue move wsw and ext to 45 nmi from summit. Southwest move exp through t+6 before shifting to a nw move by t+12. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-21 at 14:01 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcanic ash emission observation in satellite moving w of summit. Frqt volcanic ash emission observation in webcam. Volcanic ash forecast through t+18 hours based on nwp model guidance. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2022-03-21 at 08:17 UTC.

    Key information extracted from original VAA message :


  • Contus volcanic ash emission.
  • Clearing meteorological clouds revealed a contus volcanic ash plume ext 60 nm w from summit. Observation volcanic ash estd from nwp little change forecast in winds through t+12 hours. Clark.

Original Message :

Volcanic Ash Advisory issued on 2022-03-21 at 06:53 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash observation move wsw from summit. Volcanic ash cloud partially.

Original Message :

Volcanic Ash Advisory issued on 2022-03-21 at 01:07 UTC.

    Key information extracted from original VAA message :


  • Poss volcanic ash clouds.
  • Volcanic ash ems/clds not obsd in satellite due to dense meteorological volcanic ash /dir based on prev observation and model guidance. Nwp model forecast little change through. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2022-03-20 at 19:25 UTC.

    Key information extracted from original VAA message :


  • Frequent volcanic ash emission obsd.
  • Frequent volcanic ash emission obsd in satellite and volcanic ash clouds ext appx 20nm southwest of summit. Webcam obscure by meteorological nwp model forecast slightly veering through t+18hrs. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2022-03-20 at 13:32 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission observation.
  • Volcanic ash emission observation apprx 20nm southwest of summit in satellite imagery. Volcanic ash emission also observation in webcam. Volcanic ash forecast through t+18 hours based on nwp. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2022-03-20 at 07:44 UTC.

    Key information extracted from original VAA message :


  • Continuing volcanic ash emission.
  • Volcanic ash observation in satellite move southwest up to 30 nm from summit.

Original Message :

Volcanic Ash Advisory issued on 2022-03-20 at 02:03 UTC.

    Key information extracted from original VAA message :


  • Lght volcanic ash em.
  • Lght volcanic ash em seen on satellite imagery move less than 10 nm from summit. Volcanic ash and forecast based on imagery and nwp. Kim.

Original Message :

Volcanic Ash Advisory issued on 2022-03-19 at 20:28 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission possible.
  • Volcanic ash em not seen on satellite and webcam imagery due to cloud cover. However, volcanic ash em is possible in the area. Volcanic ash and forecast based on previous vaa and nwp winds expected to veer mor southwest by t+6 hours. Kim.

Original Message :

Volcanic Ash Advisory issued on 2022-03-19 at 14:51 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission w of summit.
  • Frqt volcanic ash emission observation in satellite apprx 40nm w/wsw of summit. Volcanic ash emission also observation in webcam. Volcanic ash forecast through t+18 hours based on nwp. Coverdale.

Original Message :

Volcanic Ash Advisory issued on 2022-03-19 at 08:58 UTC.

    Key information extracted from original VAA message :


  • Continuing volcanic ash emission.
  • Continuing occasional volcanic ash emission observation move wsw from summit. Ob volcanic ash estd from nwp little change forecast in winds through t+18 hours. Clark.

Original Message :

Volcanic Ash Advisory issued on 2022-03-19 at 03:08 UTC.

    Key information extracted from original VAA message :


  • Continuing volcanic ash emission.
  • Continuing volcanic ash emission observation move southwest up to 35 nm from summit before dsiptg. Observation volcanic ash estd from nwp little change forecast in winds through t+18 hours. Clark.

Original Message :

Volcanic Ash Advisory issued on 2022-03-18 at 21:08 UTC.

    Key information extracted from original VAA message :


  • Occasional em.
  • Volcanic ash ext only a short distance to the southwest of the summit before disp. Little change exp based on nwp. Turk.

Original Message :

Volcanic Ash Advisory issued on 2022-03-18 at 15:14 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission continue move southwest and ext to 45 nmi from summit. Southwest move exp through t+12. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-18 at 11:54 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission continuing move w/sw and ext 35 nmi from summit. Southwest move exp through t+12. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-18 at 05:55 UTC.

    Key information extracted from original VAA message :


  • Continuing volcanic ash emission.
  • Frequent volcanic ash emission observation move southwest up to 50 nm from summit.

Original Message :

Volcanic Ash Advisory issued on 2022-03-18 at 00:00 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash em.
  • Poss volcanic ash em move southwest extnd approximate 23 nm from summit based on recent activity. Continuous volcanic ash em seen recently in satellite before dens meteorological clouds developed and obscure summit. Velasco.

Original Message :

Volcanic Ash Advisory issued on 2022-03-17 at 18:11 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Light volcanic ash emission seen in satellite move southwest and ext to 15 nmi from summit. Southwest move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-17 at 12:36 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission continue seen in satellite and webcam move southwest and ext to 60 nmi from summit. Southwest move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-17 at 06:45 UTC.

    Key information extracted from original VAA message :


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

Original Message :

Volcanic Ash Advisory issued on 2022-03-17 at 01:07 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcanic ash is currently difficult to observation due to weather clouds near the summit. Volcanic ash is based on prev vaa and nwp model wind. Zhu.

Original Message :

Volcanic Ash Advisory issued on 2022-03-16 at 19:58 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcanic ash is seen move southwest and south from the summit. Nwp model indicates a continue southwest move through t+118hrs. Zhu.

Original Message :

Volcanic Ash Advisory issued on 2022-03-16 at 13:55 UTC.

    Key information extracted from original VAA message :


  • Occasional volcanic ash emission.
  • Volcanic ash emission seen in satellite and webcam move w/sw and ext to 25 nmi from summit. Southwest move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-16 at 09:20 UTC.

    Key information extracted from original VAA message :


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

Original Message :

Volcanic Ash Advisory issued on 2022-03-16 at 05:02 UTC.

    Key information extracted from original VAA message :


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

Original Message :

Volcanic Ash Advisory issued on 2022-03-15 at 23:08 UTC.

    Key information extracted from original VAA message :


  • Occasional volcanic ash emission.
  • Occasional volcanic ash is seen on volcat move southwest up to 70nm southwest from the summit. Dense clouds near summit. Nwp model indicates a continue southwest move through t+12hrs. Zhu.

Original Message :

Volcanic Ash Advisory issued on 2022-03-15 at 17:21 UTC.

    Key information extracted from original VAA message :


  • Occasional volcanic ash emission.
  • Volcanic ash emission seen in satellite move webcam.

Original Message :

Volcanic Ash Advisory issued on 2022-03-15 at 11:35 UTC.

    Key information extracted from original VAA message :


  • Poss continuing volcanic ash emission.
  • Volcanic ash emission poss continuing move wsw. Southwest move exp through t+12. Height and move based on previous vaa and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-15 at 05:48 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission observation in satellite imagery.
  • Volcanic ash emission observation in satellite moving wsw/sw approx 40 nmi from summit. Volcanic ash dir/hgt from stlt/nwp models shows a wsw/sw to w-ly movement through t+6 then w-ly to sw-ly movement by t+18. Sambucci.

Original Message :

Volcanic Ash Advisory issued on 2022-03-15 at 00:01 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continue.
  • Intermittent volcanic ash puffs detected on satellite moving wsw of summit. Webcam shows summit obscure by weather no change forecast to model winds at next 18 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-14 at 18:12 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Correction for format. Volcanic ash detected on satellite moving aprox 50 nm southwest of summit b4 dsiptng. Volcanic ash not obsvd beyond pacific mexico coast. Webcam shows summit obscure by weather model winds at forecast to veer a bit by t+12 hour becoming more from the ene. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-14 at 12:37 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission continuing seen in satellite move southwest and ext to 35 nmi from summit. Southwest move exp through t+18. Height and move based on nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-14 at 07:01 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcanic ash observation in satellite streaming w for approx 80nmi before dispg. Volcanic ash emission are continue and have becom increase lighter in the past 2hr. Nwp models support continue w-ward and wsw-ward mvmnt. Ramirez.

Original Message :

Volcanic Ash Advisory issued on 2022-03-14 at 01:15 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Frequent volcanic ash puffs detected on satellite fanning out wsw of summit. Webcam not applicable. No change forecast for model winds at next 18 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-13 at 20:39 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Intermittent volcanic ash puffs detected on satellite moving aprox 35 nm southwest of summit b4 dsiptng. Webcam not applicable. Model winds at forecast to veer a bit by t+6 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-13 at 15:05 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission observation in satellite imagery.
  • Hl volcanic ash emission observation moving south exp sw-ly movement by t+6 disp by t+12. Ll volcanic ash emission observation moving wsw. Low conf volcanic ash ext due weather volcanic ash dir/hgt from stlt/nwp models shows wsw-ly to w-ly movement through t+18. Sambucci.

Original Message :

Volcanic Ash Advisory issued on 2022-03-13 at 09:41 UTC.

    Key information extracted from original VAA message :


  • Continue volcanic ash emission.
  • Volcanic ash observation in satellite extending to the southwest of the summit, reaching the coast, approx 45nmi away. Emission are continue. Ramirez.

Original Message :

Volcanic Ash Advisory issued on 2022-03-13 at 03:52 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continue.
  • Volcanic ash observation in satellite moving southwest from summit at approx 15kt blw flight level 150 (4500m) volcanic ash emission are light but continuous and ext for approx 50nmi before becomg too diff to detect. Ramirez.

Original Message :

Volcanic Ash Advisory issued on 2022-03-12 at 22:05 UTC.

    Key information extracted from original VAA message :


  • Ongoing signature volcanic ash emission.
  • Strong volcanic ash puffs detected on satellite moving aprox 55 nm southwest of summit into pacific b4 dsiptng. Webcam shows summit obscure by weather no change forecast in model winds at through t+18 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-12 at 16:12 UTC.

    Key information extracted from original VAA message :


  • Frequent volcanic ash emission obsd.
  • Frequent volcanic ash emission obsd in satellite and webcam. Volcanic ash clouds.

Original Message :

Volcanic Ash Advisory issued on 2022-03-12 at 10:22 UTC.

    Key information extracted from original VAA message :


  • Frequent em.
  • Volcanic ash to flight level 220 (6600m) ext 18 nm w of the summit and volcanic ash to flight level 150 (4500m) ext 35 nm southwest of the summit. Flight level 220 (6600m) volcanic ash forecast to disp by t+6 with little change exp to volcanic ash to flight level 150 (4500m) based on. Turk.

Original Message :

Volcanic Ash Advisory issued on 2022-03-12 at 04:38 UTC.

    Key information extracted from original VAA message :


  • Frequent em.
  • Volcanic ash ext 87 nm southwest of the summit. Nwp models suggest continue move to the southwest through t+6. Turk.

Original Message :

Volcanic Ash Advisory issued on 2022-03-11 at 22:52 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Correction for format. Volcanic ash detected on satellite moving southwest of summit. Detached volcanic ash area aprox 55 nm wsw of summit moving wsw and xcptd to dissipate in next 6 hour. Model winds at forecast to veer by t+6 hour becoming more from the e. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-11 at 17:03 UTC.

    Key information extracted from original VAA message :


  • Frequent volcanic ash emission obsd.
  • Frequent volcanic ash emission obsd in satellite and volcanic ash clouds ext appx 75nm southwest of summit. Webcam obscure by meteorological nwp model forecast wsw-ly to sw-ly winds through t+18hrs. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2022-03-11 at 11:23 UTC.

    Key information extracted from original VAA message :


  • Continuous em.
  • Volcanic ash ext 85 nm southwest of the summit. Little change through t+6 based on nwp. Turk.

Original Message :

Volcanic Ash Advisory issued on 2022-03-11 at 05:56 UTC.

    Key information extracted from original VAA message :


  • Continuous em.
  • Extensive area of volcanic ash ext 145 nm southwest of the summit. Little change exp through t+12 based on nwp. Turk.

Original Message :

Volcanic Ash Advisory issued on 2022-03-11 at 02:12 UTC.

    Key information extracted from original VAA message :


  • Ongoing signature volcanic ash emission.
  • Frequent strong volcanic ash puffs detected on satellite becoming thin plume over pacific coastal waters extended aprox 85 nm southwest of summit b4 dsiptng. Webcam shows summit obscure by weather model winds at forecast to veer becoming more from the e by t+12 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-10 at 20:19 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Moderately dense volcanic ash plume detected on satellite moving ssw of summit. Webcam shows strong volcanic ash emission. Model winds at forecast to veer next 18 hour eventualy becoming more from the e. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-10 at 14:33 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission seen in webcam and satellite shifting from a w move to a s/sw move and ext to 15 nmi from summit. Southwest move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-10 at 08:23 UTC.

    Key information extracted from original VAA message :


  • Frequent em.
  • Volcanic ash ext 15 nm nnw of the summit. Lg vrblty exp over next 18 hours based on nwp. Turk.

Original Message :

Volcanic Ash Advisory issued on 2022-03-10 at 02:47 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcanic ash detected on satellite moving nw of summit. Webcam shows continues activity. Model winds at forecast to back over next 18 hour eventually becoming more from the north east. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-09 at 20:42 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcanic ash detected on satellite moving nw of summit. Webcam shows summit obscure by weather model winds at forecast to become lgt/vrb by t+12 hour so volcanic ash position conf low +12 and +18 hour. Konon.

Original Message :

Volcanic Ash Advisory issued on 2022-03-09 at 14:56 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission seen in satellite move southwest and ext 15 nmi from summit. Southwest move exp through t+6 and shift nw by t+12. Height and move based on satellite and nwp. Volcanic ash seen in webcam. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-09 at 12:32 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash emission seen in satellite move north and ext to 15 nmi from summit. Nw move exp through t+18. Height and move based on satellite and nwp. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-02 at 00:46 UTC.

    Key information extracted from original VAA message :


  • No volcanic ash observation.
  • Very small volcanic ash emission observation in webcam prior to meteorological cloud obscuring visibility. Volcanic ash not detected in satellite. Gatling.

Original Message :

Volcanic Ash Advisory issued on 2022-03-01 at 19:04 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Light volcanic ash is seen move w up to 7nm from the summit. Nwp model indicates w move through. Zhu.

Original Message :

Volcanic Ash Advisory issued on 2022-03-01 at 19:04 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Light volcanic ash is seen move w up to 7nm from the summit. Nwp model indicates w move through. Zhu.

Original Message :

Volcanic Ash Advisory issued on 2022-03-01 at 13:12 UTC.

    Key information extracted from original VAA message :


  • Ongoing light emission.
  • Light volcanic ash is observation move wsw but is difficult to see due to weather nwp model indicates a continue wsw move through. Zhu.

Original Message :

Volcanic Ash Advisory issued on 2022-03-01 at 07:57 UTC.

    Key information extracted from original VAA message :


  • Intermittent volcanic ash emission obsd.
  • Intermittent volcanic ash emission obsd in satellite and volcanic ash clouds ext appx 10nm w of summit. Webcam showed small volcanic ash emission. Nwp model forecast southwest winds through t+12hrs. Zeng.

Original Message :

Volcanic Ash Advisory issued on 2022-03-01 at 02:04 UTC.

    Key information extracted from original VAA message :


  • Intermittent volcanic ash emission w of summit.
  • Volcanic ash emission observation in satellite imagery moving apprx 15nm w of summit. Occ emission observation in webcam. Volcanic ash forecast through t+12 hours based on nwp. Coverdale.

Original Message :