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Volcanic Ash HYSPLIT trajectory and dispersion runs are generated in response to alerts produced by the volcanic cloud monitoring system (VOLCAT)

Choose a volcano:


VOLCAT Alerts and corresponding HYSPLIT trajectory and dispersion runs for the last 48 hours

Trajectory and dispersion runs are generated when an alert is received

Date and Time (UTC): Alert Type Location
(lat, lon)
Nearby Volcanoes VAAC Region HYSPLIT Trajectories HYSPLIT Dispersion
Alert 0 07/05/2024 at 03:33 UTC hot 14.48, -90.89 Agua | Acatenango | Fuego | Pacaya | Atitlan Washington
Alert 1 07/05/2024 at 03:15 UTC ash 19.51, -103.62 Colima | Primavera, Sierra la | Mascota Volcanic Field | Michoacan-Guanajuato | Ceboruco Washington
  • 3hrs

  • 6hrs

  • Alert 2 07/05/2024 at 03:10 UTC ash 37.73, 15.0 Etna | Vulcano | Lipari | Panarea | Stromboli Toulouse
  • 3hrs

  • 6hrs

  • Alert 3 07/05/2024 at 02:30 UTC hot 38.67, 140.78 Naruko Tokyo
    Alert 4 07/05/2024 at 02:20 UTC ash 54.05, 159.44 Karymsky | Akademia Nauk | Maly Semyachik | Bolshoi Semiachik | Zhupanovsky Tokyo
  • 3hrs

  • 6hrs

  • Alert 5 07/05/2024 at 01:28 UTC ash 19.51, -103.62 Colima | Primavera, Sierra la | Mascota Volcanic Field | Michoacan-Guanajuato | Ceboruco Washington
  • 3hrs

  • 6hrs

  • Alert 6 07/05/2024 at 01:15 UTC ice -4.03, 145.04 Manam Darwin
    Alert 7 07/05/2024 at 01:08 UTC hot 19.04, -98.65 Iztaccihuatl | Popocatepetl | Papayo Washington
    Alert 8 07/05/2024 at 01:04 UTC ash 54.05, 159.44 Karymsky | Akademia Nauk | Maly Semyachik | Bolshoi Semiachik | Zhupanovsky Tokyo
  • 3hrs

  • 6hrs

  • Alert 9 07/05/2024 at 01:04 UTC ash 54.05, 159.44 Karymsky | Akademia Nauk | Maly Semyachik | Bolshoi Semiachik | Zhupanovsky Tokyo
  • 3hrs

  • 6hrs

  • Alert 10 07/05/2024 at 01:03 UTC ash 10.02, -83.77 Turrialba | Irazu | Barva | Poas | Platanar Washington
  • 3hrs

  • 6hrs

  • Alert 11 07/05/2024 at 01:03 UTC ash 37.73, 15.0 Etna | Vulcano | Lipari | Panarea | Stromboli Toulouse
  • 3hrs

  • 6hrs

  • Alert 12 07/05/2024 at 00:55 UTC ash -8.11, 112.92 Semeru | Tengger Caldera | Malang Plain | Lamongan | Kawi-Butak Darwin
  • 3hrs

  • 6hrs

  • Alert 13 07/04/2024 at 23:46 UTC ash 38.79, 15.21 Stromboli | Panarea | Lipari | Vulcano | Palinuro Toulouse
  • 3hrs

  • 6hrs

  • Alert 14 07/04/2024 at 23:33 UTC ash -1.52, 29.25 Nyiragongo | Nyamuragira | Karisimbi | Visoke | Muhavura Toulouse
  • 3hrs

  • 6hrs

  • Alert 15 07/04/2024 at 23:01 UTC ash 19.51, -103.62 Colima | Primavera, Sierra la | Mascota Volcanic Field | Michoacan-Guanajuato | Ceboruco Washington
  • 3hrs

  • 6hrs

  • Alert 16 07/04/2024 at 22:53 UTC ash 19.02, -98.62 Popocatepetl | Iztaccihuatl | Papayo | Chichinautzin | Malinche, La Washington
  • 3hrs

  • 6hrs

  • Alert 17 07/04/2024 at 22:24 UTC hot 1.5, 127.62 Ibu | Tobaru | Gamkonora | Todoko-Ranu | Dukono Darwin
    Alert 18 07/04/2024 at 22:05 UTC ash 36.53, 40.85 Sharat Kovakab | Unnamed | Unnamed | Es Safa | Sahand Toulouse
  • 3hrs

  • 6hrs

  • Alert 19 07/04/2024 at 21:52 UTC ash 19.51, -103.62 Colima | Primavera, Sierra la | Mascota Volcanic Field | Michoacan-Guanajuato | Ceboruco Washington
  • 3hrs

  • 6hrs