A multi-day storm system will bring rounds of severe weather from the southern Plains into the Midwest and Ohio Valley through Friday.

Tuesday’s storms look to be the most significant and widespread.

Starting this month, the National Weather Service's Storm Prediction Center will add a new layer to its severe weather ...

The agency is adding a “conditional intensity index” that predict how intense a storm might be.

An intense round of severe weather is expected across the Chicago area on Tuesday, bringing the risk of fierce winds and damaging hail.

Severe Storms Monday night: Hail, strong winds likely with intense storms in Alabama Monday evening, tracking timing and impacts ...

New attribution research shows how extra heat in the atmosphere can turn thunderstorms into factories for dangerous, softball-size hail.

For over a decade, the "Marginal to High" risk scale has been the gold standard for severe weather preparedness, but a new addition to the Storm Prediction Center's outlook marks the most significant ...

The agency is responsible for tracking and forecasting severe weather threats across the U.S.

A freak wave of storms barreled through the Southwest Thursday, pelting Phoenix with enough icy chunks to turn chunks of Interstate 10 into something straight out of a winter postcard. Imagine ...

The National Weather Service warns of potential large hail, high winds, and isolated tornadoes for the region. Following the storms, colder temperatures are expected to move in for the weekend, with a ...