During springtime in Houston, a steamy afternoon can quickly give way to towering cumulonimbus clouds overhead. Often called "popcorn storms," these cells bubble up quickly and fade just as fast. But ...

Thunderstorms need moisture, energy — which meteorologists call instability — and some sort of lift to form. Usually, the lift comes from cold and warmer air masses colliding along a line called a ...

Severe storms eyeing the Chicago area Tuesday have the potential to produce supercells, considered to be one of the most powerful types of storm. But what exactly are they and what makes them so ...

A supercell thunderstorm can tower 10 or more miles high. It can spit out pinpoint lightning strikes, drop grapefruit-size hail, rage for hours and traverse hundreds of miles. But the secret to a ...

As we approach the summer season in Missouri, you might notice a familiar trend from year to year: storms, especially ...

(CNN) — Supercell thunderstorms are dangerous severe storms that unleash destructive hail, roaring winds and powerful tornadoes. They are responsible for nearly all of the United States’ most violent ...