Tornadoes, huge hail tear through Wisconsin and Iowa as multi-day severe storm threat continues

Tornadoes and baseball-sized hail tore through parts of Wisconsin and Iowa on Tuesday evening, leaving behind damaged ...

Tornado threat ramps up across central US a day after destructive tornadoes in Kansas

A full week of dangerous severe thunderstorms in the central US started with multiple tornadoes and huge hail battering parts ...
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Sprawling storm drops feet of snow, knocks out power with high winds and disrupts thousands of flights

(CNN) — A sprawling, wind-driven multiday storm roared across the United States with severe thunderstorms to the south and blizzard conditions to the north, causing damage and disruptions along its ...

What is a severe thunderstorm?

Harsh weather of all kinds is often called severe, but the word takes on a very specific meaning when it comes to ...

A Super El Niño is coming. Here’s how a hotter ocean could change the weather near you

Super El Niños happen when water in the tropical Pacific heats up, changing weather patterns all around the world. The hotter ...

The first predictions for hurricane season are in and El Niño’s fingerprints are all over it

The upcoming season could be much different than others over the past decade if early forecasts come to pass.