Latest news, May 14, 2026: I'm working on a known issue that causes some forecasts to display the right times and origin airports, but the wrong destination. Please use the "Report an issue" button if you see this; every report helps. (And don't worry, your plane is going to the right airport!)

AAL640: 2 legs

AAL640, PHX to IAH, departing 12:34 PM MST, May 25

Turbulence forecast map for AAL640, PHX to IAH

Report an issue

(Forecast data last collected at 1:00 AM MST on May 25, 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 PHX at 12:34 PM MST, May 25.
  2. 12:35 PM MST: Calm skies for the next 2 minutes.
  3. 12:37 PM MST: Light turbulence likely for the next 1 hour and 6 minutes.
  4. 1:43 PM MST: Calm skies for the next 51 minutes.
  5. 2:34 PM MST: Light turbulence likely until you land.
  6. Landing at IAH at 2:45 PM MST.
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.

AAL640, IAH to PHX, departing 5:52 PM CDT, May 25

Turbulence forecast map for AAL640, IAH to PHX

Report an issue

(Forecast data last collected at 1:00 AM MST on May 25, 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 IAH at 5:52 PM CDT, May 25.
  2. 5:53 PM CDT: Calm skies for the next 1 minute.
  3. 5:54 PM CDT: Light turbulence likely for the next 2 minutes.
  4. 5:56 PM CDT: Calm skies for the next 51 minutes.
  5. 6:47 PM CDT: Light turbulence likely for the next 22 minutes.
  6. 7:09 PM CDT: Moderate turbulence likely for the next 12 minutes.
  7. 7:21 PM CDT: Light turbulence likely for the next 4 minutes.
  8. 7:25 PM CDT: Moderate turbulence likely for the next 9 minutes.
  9. 7:34 PM CDT: Light turbulence likely for the next 36 minutes.
  10. 8:10 PM CDT: Calm skies for the rest of the flight.
  11. Landing at PHX at 8:19 PM CDT.
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.

📣 To stay informed about updates to BumpySkies, subscribe to the free newsletter:

You can also browse past newsletter issues.

BumpySkies is a free service that depends on your donations to stay online.

If you find this service helpful, please consider supporting BumpySkies on Patreon.

For best results, try it shortly before departure.

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