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

A tornado warning has been issued for Savant Lake and Sturgeon Lake in northwestern Ontario. Here's the latest from ...

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

The National Weather Service has issued a tornado warning for Newton, including the Iowa Speedway on Friday, July 11. The ...

A nearly two-year evaluation of NWS performance on tornado forecasting concluded that the agency, which faces mounting ...

Listen to the sirens going off at the track.

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

The National Weather Service issues a Severe Thunderstorm Warning for Dodge, Jefferson, and Waukesha Counties until 8:00 ...

A tornado warning has been issued for part of southeast Wisconsin until 7:30 p.m. The watch is currently for Jefferson County ...

Rain can spoil a day at the racetrack, but IndyCar fans were treated to much more than just a simple rain shower on Friday ...

The National Weather Service issues a Severe Thunderstorm Warning for Dodge, Jefferson, and Waukesha Counties until 8:00 ...

The National Weather Service has placed much of the region under a Tornado Watch through 11 p.m. Friday.