The National Weather Service in Sioux Falls says damage in Storm Lake from Thursday's storms was caused by straight-line winds estimated to be around 70 mph.

A powerful weather system has been moving across the country, bringing an elevated threat of severe storms to Nebraska and Iowa.

The National Weather Service is down more than a dozen weather balloon launch sites since late March due to budget and staffing cuts, meaning less information f ...

It wasn't a tornado that blew through Storm Lake. But the storm caused considerable damage and left more than 6,000 in the area without power.

Multiple tornadoes were reported Thursday evening from two supercell thunderstorms that traveled from Nebraska into Iowa.

More than 50 million Americans are on alert for severe weather this Easter weekend, as several states in the Heartland have ...

A severe weather pattern, including a threat of tornadoes, has developed once again in the Plains, South and Midwest. Here's ...

At least one tornado touched down in Iowa along with baseball-sized hail in severe storms that also hit Nebraska and worked ...

Several storm chasers, including FOX Weather Storm Tracker Brandon Copic, captured video of a tornado forming then rolling ...

Tornadoes, high winds blast the Plains on Thursday as severe weather will impact millions this Easter weekend.