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AAL39, LHR to MIA, departing 12:42 PM GMT, Oct 30

Turbulence forecast map for AAL39, LHR to MIA

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(Forecast data last collected at 6:00 AM GMT on Oct 30, 2026.)

Preliminary forecast. Check back within an hour or two of takeoff to see the most accurate route map and turbulence forecast for this flight.

  1. Takeoff from LHR at 12:42 PM GMT, Oct 30.
  2. 12:43 PM GMT: Calm skies for the next 19 minutes.
  3. 1:02 PM GMT: Light turbulence likely for the next 1 hour and 36 minutes.
  4. 2:38 PM GMT: Calm skies for the next 19 minutes.
  5. 2:57 PM GMT: Light turbulence likely for the next 1 hour and 10 minutes.
  6. 4:07 PM GMT: Calm skies for the next 51 minutes.
  7. 4:58 PM GMT: Light turbulence likely for the next 15 minutes.
  8. 5:13 PM GMT: Moderate turbulence likely for the next 59 minutes.
  9. 6:12 PM GMT: Light turbulence likely for the next 2 minutes.
  10. 6:14 PM GMT: Moderate turbulence likely for the next 19 minutes.
  11. 6:33 PM GMT: Light turbulence likely for the next 9 minutes.
  12. 6:42 PM GMT: Moderate turbulence likely for the next 5 minutes.
  13. 6:47 PM GMT: Light turbulence likely for the next 2 minutes.
  14. 6:49 PM GMT: Moderate turbulence likely for the next 6 minutes.
  15. 6:55 PM GMT: Light turbulence likely for the next 1 hour and 12 minutes.
  16. 8:07 PM GMT: Calm skies for the next 11 minutes.
  17. 8:18 PM GMT: Light turbulence likely for the next 15 minutes.
  18. 8:33 PM GMT: Calm skies for the next 1 hour and 6 minutes.
  19. 9:39 PM GMT: Light turbulence likely until you land.
  20. Landing at MIA at 9:41 PM GMT.

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Nelly

Nelly says: Bumpy skies can be scary, but they're not dangerous!

See our turbulence safety page for more information, including links to other resources for nervous fliers.

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The map for this forecast, except that it's intentionally blurred, and shows no forecast line.
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BumpySkies First Class includes cloudiness forecasts, letting you see which parts of your flight will likely involve passing through or over clouds, and how often you'll instead have clear views of the ground below. Like our turbulence forecasts, they can help you manage your expectations of what you'll see and experience during your flight.

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Nelly

Nelly says: Clouds are sometimes spooky, but they're always safe!

Flying through clouds is routine and safe, even when it feels disorienting to nervous passengers. Learn more about it on our flight safety page.

BumpySkies needs your support

If BumpySkies helped you today, consider leaving a tip, or get additional features with a monthly subscription.

Support BumpySkies with a $5 monthly subscription and receive premium features, including cloud-cover forecasts and turbulence-forecast notifications sent straight to your phone or email.

Already a First Class Subscriber? Log in.

Tips of any size received with gratitude. If you tip at least $5 you can envision Nelly buying an airport coffee with it. If you tip at least $10 I'll tell her gently that maybe she should make it a decaf.

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For best results, try it shortly before departure.

(Or, see a random upcoming flight's forecast.)