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.

SIA23, JFK to SIN, departing 10:15 PM EDT, Jul 26

Turbulence forecast map for SIA23, JFK to SIN

Report an issue

(Forecast data last collected at 8:00 AM EDT on Jul 27, 2026.)

  1. Takeoff from JFK at 10:15 PM EDT, Jul 26.
  2. 10:16 PM EDT: Calm skies for the next 2 hours and 46 minutes.
  3. 1:02 AM EDT: Light turbulence likely for the next 49 minutes.
  4. 1:51 AM EDT: Calm skies for the next 58 minutes.
  5. 2:49 AM EDT: Light turbulence likely for the next 4 hours.
  6. 6:49 AM EDT: Calm skies for the next 11 minutes.
  7. 7:00 AM EDT: Light turbulence likely for the next 1 hour and 12 minutes.
  8. 8:12 AM EDT: Calm skies for the next 42 minutes.
  9. 8:54 AM EDT: Light turbulence likely for the next 32 minutes.
  10. 9:26 AM EDT: Calm skies for the next 1 hour and 19 minutes.
  11. 10:45 AM EDT: Light turbulence likely for the next 1 minute.
  12. 10:46 AM EDT: Calm skies for the next 23 minutes.
  13. 11:09 AM EDT: Light turbulence likely for the next 1 hour and 34 minutes.
  14. 12:43 PM EDT: Calm skies for the next 13 minutes.
  15. 12:56 PM EDT: Light turbulence likely for the next 1 minute.
  16. 12:57 PM EDT: Calm skies for the next 15 minutes.
  17. 1:12 PM EDT: Light turbulence likely for the next 18 minutes.
  18. 1:30 PM EDT: Moderate turbulence likely for the next 2 minutes.
  19. 1:32 PM EDT: Light turbulence likely for the next 1 hour and 2 minutes.
  20. 2:34 PM EDT: Moderate turbulence likely for the next 1 minute.
  21. 2:35 PM EDT: Light turbulence likely for the next 1 hour and 6 minutes.
  22. 3:41 PM EDT: Calm skies for the rest of the flight.
  23. Landing at SIN at 4:03 PM EDT.

Get notified about a future SIA23 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.)