There are thousands of thunderstorms in the United States each year, but only a few become strong enough to spin up a tornado ...

Here's a little science lesson. With high moisture and unstable air, thunderstorms will form and thrive, according to the National Weather Service. If you remember learning about the water ...

The word “supercell” may sound like hype, but they are real thunderstorms with rotating updrafts that can have serious ...

Thunderstorms are rare in the cold, dry Arctic, but a surprising event in August 2019 has scientists rethinking how these ...

Hail is considered to be severe when the hailstones are an inch in diameter or the size of a quarter. Usually, the largest ...

Asperitas clouds are a distinctive, but relatively rare cloud formation that takes the appearance of rippling waves.