A dust devil created a wild sight at the fairgrounds in Louisville, Kentucky.
It could be spotted for miles, swirling around, hundreds of feet tall on Wednesday.
Dave Tors was at UPS Worldport when he took a video of the large vortex (seen in above video).
Other videos show it formed where construction is happening near the Kentucky Expo Center.
Stephanie Biggers View from downtown Louisville
Even though temperatures have been cooler than normal, the sunny skies, light breezes, and quickly warming temperatures made this possible.
Dust devils can form when daytime sunshine heats the surface, causing rising air and low pressure to form at ground level.
That low pressure continues to pull in more heated and swirling air until the circulation is self-sustaining.
The same process that