At least 30 people died as violent weather swept the country on Friday and Saturday, and the threat isn't over.

At least 16 people have been killed in a monster storm sweeping across much of the U.S. Ten people were killed in Missouri ...

At least 32 people have been killed in a monster storm sweeping across much of the U.S. Kansas authorities said eight people ...

The threat of tornadoes in parts of the U.S. proved deadly as whipping winds moved east into the Mississippi Valley and Deep ...

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

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 ...

A sprawling storm system crossing the U.S. on Friday caused deadly crashes, damaged buildings and fanned more than 100 ...

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

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

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