After an afternoon filled with tornado sirens, lightning strikes, torrential rain and visible cloud rotation near Iowa ...

Heavy rain caused flooding issues in Ames and rotation was observed in clouds around the Iowa Speedway in Newton as the area ...

Listen to the sirens going off at the track.

Severe storms and a Tornado Warning halted the IndyCar practice at Iowa Speedway Friday, sending drivers and fans scrambling ...

Heavy rain caused flooding issues in Ames and rotation was observed in clouds around the Iowa Speedway in Newton while the area was under a tornado warning. Fans sheltered in place ahead of the Sukup ...

A tornado warning interrupted practice at the Iowa Speedway in Newton for INDYCAR Race Weekend Friday.There are several ...

Stormy weather and tornado warnings has caused IndyCar to reschedule the weekend after it was forced to cancel sessions on ...

Visible funnel clouds near the track ensure IndyCar drivers will not be playing ‘Twister’ in practice today at the Iowa ...

Drivers and teams captured photos and videos of the storm making its way through the area. IndyCar reporters said tornado ...

Severe weather disrupted events at the Iowa Speedway in Newton on Friday as tornado sirens sounded and fans were told to take ...

Eyewitness captures moment in which a tornado warning interrupts IndyCar practice at Iowa Speedway in Newton. Video credit: ...

Update: IndyCar has cancelled Friday's activities. Saturday's schedule has been updated to include practice, qualifying, and ...