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

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

KARE 11's John Zeigler says folks often mistake a shelf cloud for a wall cloud, but knowing the difference could save your ...

Last night's severe weather kicked off a flood watch in Ohio, but tornadoes can form any time. Here's what to know about them and how they form.

In Spring Hill, Tennessee, residents captured timelapse footage of a large storm cloud developing. This is what meteorologists call a cumulonimbus cloud - one of the most destructive - that leads to ...

low-hanging clouds that form along the edge of a cluster of strong and severe storms called a squall line. They develop when the cold downdraft from the storm reaches the ground and spreads out ...