Listen to the sirens going off at the track.

Spectators of the INDYCAR race at Iowa Speedway were forced to take shelter during a tornado warning on Friday. A message ...

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

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

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

Spectators at Iowa Speedway in Newton were told to seek shelter as severe weather approached the raceway.

St. Louis Mayor Cara Spencer is adamant that the public will see the results of an external investigation probing why warning ...

Sirens are also limited to a certain radius of people who can hear during “clear” conditions. Heavy rainfall and river ...

This means that instead of receiving a tornado warning just 15 minutes before a storm strikes, residents could get up to two ...

While sirens can help in areas with shaky cell service, experts say officials also need to consider alert fatigue and provide ...

Maps show how heavy rainfall and rocky terrain helped create the devastating Texas floods that have killed more than 120 ...

As the Guadalupe River swelled from a wall of water heading downstream, sirens blared over the tiny river community of Comfort — a last-ditch warning to get out for those who had missed cellphone ...