ASA489, SEA to ONT, departing 8:44 PM PDT, Jun 17

Turbulence forecast map for ASA489, SEA to ONT

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(Forecast data last collected at 8:00 AM PDT on Jun 17, 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 SEA at 8:44 PM PDT, Jun 17.
  2. 8:45 PM PDT: Light turbulence likely for the next 20 minutes.
  3. 9:05 PM PDT: Calm skies for the next 48 minutes.
  4. 9:53 PM PDT: Light turbulence likely for the next 20 minutes.
  5. 10:13 PM PDT: Calm skies for the next 15 minutes.
  6. 10:28 PM PDT: Light turbulence likely until you land.
  7. Landing at ONT at 10:53 PM 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.

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