Latest news, Jul 15, 2026: Announcing BumpySkies First Class, a new subscription tier that lets you financially support this site while enjoying premium features. For starters, you can now have BumpySkies text you when your flight's turbulence forecast is ready! Read all about it in the latest newsletter.

SWA3649, SFO to MDW, departing 12:00 AM PDT, Jul 22

Turbulence forecast map for SWA3649, SFO to MDW

Report an issue

(Forecast data last collected at 12:00 PM PDT on Jul 21, 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 SFO at 12:00 AM PDT, Jul 22.
  2. 12:01 AM PDT: Calm skies for the next 1 minute.
  3. 12:02 AM PDT: Light turbulence likely for the next 3 minutes.
  4. 12:05 AM PDT: Calm skies for the next 11 minutes.
  5. 12:16 AM PDT: Light turbulence likely for the next 21 minutes.
  6. 12:37 AM PDT: Moderate turbulence likely for the next 2 minutes.
  7. 12:39 AM PDT: Light turbulence likely for the next 15 minutes.
  8. 12:54 AM PDT: Moderate turbulence likely for the next 1 minute.
  9. 12:55 AM PDT: Light turbulence likely for the next 2 minutes.
  10. 12:57 AM PDT: Moderate turbulence likely for the next 2 minutes.
  11. 12:59 AM PDT: Light turbulence likely for the next 1 hour and 20 minutes.
  12. 2:19 AM PDT: Calm skies for the next 1 hour and 11 minutes.
  13. 3:30 AM PDT: Light turbulence likely for the next 16 minutes.
  14. 3:46 AM PDT: Calm skies for the rest of the flight.
  15. Landing at MDW at 3:54 AM PDT.

Get notified about a future SWA3649 flight First Class

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.

šŸ“£ To stay informed about updates to BumpySkies, subscribe to the free newsletter:

You can also browse past newsletter issues.

BumpySkies is free, and stays online thanks to its subscribers.

If you find this service helpful, please consider subscribing to BumpySkies First Class. For $5 a month you'll help keep BumpySkies runningā€”and you can set up turbulence-forecast notifications for your own flights.

For best results, try it shortly before departure.

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