A bolt of lightning heats the air through which it travels practically instantaneously to about 50,000 degrees F. Such extreme heating causes explosive expansion of the air followed by rapid cooling ...

Thunder is produced by lightning. A lightning bolt heats the air through which it travels to about 50,000 degrees. This rapid heating, followed by rapid cooling, creates sound waves which, when they ...

Thunderstorms are one of nature's most fascinating and dangerous occurrences. We have all witnessed a lightning bolt illuminating the night sky and heard the booming crack of thunder that follows. As ...

Thursday’s Ask Storm Team 11 question comes from Geoffrey Smith. He asks: “How does thunder roll that way where it’s more than just a singular clap?” Let’s first talk about why thunder occurs. When ...

CHICOPEE, Mass. (WWLP) – Many residents across western Massachusetts heard some rumbles of thunder Saturday morning and 22News has been getting some messages asking what thunder is and why it takes so ...

PORTLAND, Ore. (KOIN) — Powerful thunderstorms shook the Pacific Northwest early Thursday morning. Chances are, your heart leaped, you held your breath for a second, then raced to look outside. We ...

Lightning is a giant spark of electricity in the atmosphere between clouds, the air, or the ground. In the early stages of development, air acts as an insulator between the positive and negative ...

You’ve heard the rumbling. But what actually causes thunder? And how can you tell how far away it is? Meteorologist Reid Kisselback has all the answers.

Thunder is caused by lightning. When a lightning bolt travels from the cloud to the ground it actually opens up a little hole in the air, called a channel. Once then light is gone the air collapses ...