A WILD tornado has torn through a city in Iowa, USA, causing “catastrophic damage”, according to some early reports, with pictures detailing the horror of the weather phenomenon.

The tornado that hit Marshalltown was among a flurry of unexpected twisters that swept through central Iowa on Thursday, injuring at least 17 people and flattening buildings in three cities.

MARSHALLTOWN, Ia. — Wood cracks as Elenora Gregory's kids, grandchildren and volunteers work to remove her neighbor's roof from the 90-year-old's front yard. "And she's got someone else's garage ...

The weather radar near Marshalltown, Iowa, as the tornado-warned thunderstorm moved through. Damage has been reported to buildings across Marshalltown in the wake in the storm, including damage to ...