Scientists said the storm's strength and potential for far-reaching impacts is notable, but its timing isn't unusual.

The Storm Prediction Center designated the day as "high risk" for severe weather, especially in the Deep South.

At least 17 people have been killed in a monster storm sweeping across much of the U.S. Ten people were killed in Missouri ...

Violent tornadoes that ripped through parts of the U.S. proved deadly as well as destructive as whipping winds moved east ...

At least six people have been killed in a monster storm sweeping across much of the U.S. Three people were killed in southern ...

At least five people have been killed in a monster storm sweeping across much of the U.S. At least two people were killed in ...

At least five people have been killed in a monster storm sweeping across much of the U.S. At least two people were killed in ...

The threat of tornadoes is moving east into the Mississippi Valley and Deep South a day after a massive storm system moving ...

A fire at a business on the 600 block of College Avenue levelled the building early Saturday morningAccording to an ...

The threat of tornadoes moved east into the Mississippi Valley and the south on Saturday, just a day after a massive storm in ...

The threat of tornadoes is moving east into the Mississippi Valley and Deep South a ...