Latest news, May 9, 2026: I just changed the way that airports' three-letter codes are displayed, fixing a bug that sometimes gave nonsense codes to international airports. If you spot anything that's still amiss, use that "Report an issue" button!

BumpySkies forecasts turbulence for flights within, departing, or arriving in the US. It was created by a nervous flier for other nervous fliers, making turbulence a little less surprising and scary.

For best results, try it shortly before departure.

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

Nelly the groundhog, nervous but brave, is ready to board her flight.