UAL3877: 4 legs

UAL3877, SFO to SAM, departing 6:44 PM PDT, Apr 27

Turbulence forecast map for UAL3877, SFO to SAM

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(Forecast data last collected at 2:00 AM PDT on Apr 28, 2026.)

  1. Takeoff from SFO at 6:44 PM PDT, Apr 27.
  2. 6:45 PM PDT: Calm skies for the next 9 minutes.
  3. 6:54 PM PDT: Light turbulence likely for the next 4 minutes.
  4. 6:58 PM PDT: Calm skies for the next 42 minutes.
  5. 7:40 PM PDT: Light turbulence likely for the next 37 minutes.
  6. 8:17 PM PDT: Calm skies for the next 19 minutes.
  7. 8:36 PM PDT: Light turbulence likely for the next 1 hour and 43 minutes.
  8. 10:19 PM PDT: Calm skies for the next 1 hour and 6 minutes.
  9. 11:25 PM PDT: Light turbulence likely for the next 7 minutes.
  10. 11:32 PM PDT: Calm skies for the next 49 minutes.
  11. 12:21 AM PDT: Light turbulence likely for the next 1 minute.
  12. 12:22 AM PDT: Calm skies for the next 32 minutes.
  13. 12:54 AM PDT: Light turbulence likely for the next 1 hour and 34 minutes.
  14. 2:28 AM PDT: Calm skies for the next 28 minutes.
  15. 2:56 AM PDT: Light turbulence likely for the next 1 hour and 6 minutes.
  16. 4:02 AM PDT: Calm skies for the next 18 minutes.
  17. 4:20 AM PDT: Light turbulence likely for the next 19 minutes.
  18. 4:39 AM PDT: Moderate turbulence likely for the next 14 minutes.
  19. 4:53 AM PDT: Light turbulence likely for the next 1 minute.
  20. 4:54 AM PDT: Moderate turbulence likely for the next 15 minutes.
  21. 5:09 AM PDT: Light turbulence likely for the next 1 hour.
  22. 6:09 AM PDT: Moderate turbulence likely for the next 5 minutes.
  23. 6:14 AM PDT: Light turbulence likely for the next 13 minutes.
  24. 6:27 AM PDT: Moderate turbulence likely for the next 8 minutes.
  25. 6:35 AM PDT: Light turbulence likely for the next 1 minute.
  26. 6:36 AM PDT: Moderate turbulence likely for the next 7 minutes.
  27. 6:43 AM PDT: Light turbulence likely for the next 13 minutes.
  28. 6:56 AM PDT: Moderate turbulence likely for the next 5 minutes.
  29. 7:01 AM PDT: Light turbulence likely for the next 17 minutes.
  30. 7:18 AM PDT: Moderate turbulence likely for the next 3 minutes.
  31. 7:21 AM PDT: Light turbulence likely for the next 13 minutes.
  32. 7:34 AM PDT: Calm skies for the next 12 minutes.
  33. 7:46 AM PDT: Light turbulence likely for the next 1 minute.
  34. 7:47 AM PDT: Calm skies for the rest of the flight.
  35. Landing at SAM at 8:11 AM PDT.
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.

UAL3877, ORD to INT, departing 1:03 PM CDT, Apr 28

Turbulence forecast map for UAL3877, ORD to INT

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(Forecast data last collected at 2:00 AM PDT on Apr 28, 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 ORD at 1:03 PM CDT, Apr 28.
  2. 1:04 PM CDT: Light turbulence likely for the next 4 minutes.
  3. 1:08 PM CDT: Calm skies for the next 18 minutes.
  4. 1:26 PM CDT: Light turbulence likely until you land.
  5. Landing at INT at 2:12 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.

UAL3877, RFD to ORD: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of UAL3877, so I can't give you an accurate forecast right now. Come check again closer to departure time. (Note that sometimes I don't know the flight plan until minutes before boarding!)

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UAL3877, INT to IAH: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of UAL3877, so I can't give you an accurate forecast right now. Come check again closer to departure time. (Note that sometimes I don't know the flight plan until minutes before boarding!)

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