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

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

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

Listen to the sirens going off at the track.

After severe weather and heavy rain on Thursday, more storms are headed for Iowa on Friday afternoon prompting a tornado ...

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

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 ...

Friday’s intense weather, which included a tornado within sight at Iowa Speedway, was traded for a warm 75 degrees and ...

A tornado warning for southeastern Guthrie County was allowed to expire as planned for 12:15 a.m. Friday. According to the ...

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