The retreat of winter and the emboldening of summer rarely interact peacefully — their wars are waged violently, unleashing ...

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

By Monday, the cold front becomes the main driver of severe thunderstorms. Numerous strong storms are expected in the Midwest ...

Wind shear is the most important determinant of severe weather potential as long as sufficient atmospheric instability exists ...

Although most hailstone growth takes place at temperatures between 14 and -22 degrees Fahrenheit (-10 and -30 degrees Celsius ...

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

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 ...

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

Additionally, a squall line of storms is expected to form in Kansas and flow south into northern Oklahoma that night.

Any storms that form bring the potential for brief downpours, gusty winds, small hail, and lightning. Scattered showers and storms will last into the evening, and dry up by late Saturday night. Given ...

Thunderstorms forecast earlier Thursday are beginning to form in parts of the Denver metro before they continue moving ...