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  1. Most lightning strokes occur within 5-6 km of a thunderstorm cloud. In the absence of a thunderstorm in a location, lightning strokes from a distant thunderstorm cloud more than 10 km away could still affect that location.

  2. Lightning is the most spectacular element of a thunderstorm. Learn how lightning forms, how lightning leads to thunder, and about the types of lightning that occur.

  3. Jul 11, 2024 · If we are watching the sky, we see the lightning before we hear the thunder. That is because light travels much faster than sound waves. We can estimate the distance of the lightning by counting how many seconds it takes until we hear the thunder. It takes approximately 5 seconds for the sound to travel 1 mile.

  4. en.wikipedia.org › wiki › ThunderThunder - Wikipedia

    Thunder is the sound caused by lightning. Depending upon the distance from and nature of the lightning, it can range from a long, low rumble to a sudden, loud crack. The sudden increase in temperature and hence pressure caused by the lightning produces rapid expansion of the air in the path of a lightning bolt.

  5. Apr 12, 2019 · Learn how thunderstorms form, what causes lightning and thunder, and how these violent phen... At any moment, about 2,000 thunderstorms are occurring worldwide.

  6. See lightning strikes in real time across the planet. Free access to maps of former thunderstorms. By Blitzortung.org and contributors.

  7. Lightning is an electrical discharge caused by imbalances between storm clouds and the ground, or within the clouds themselves. Most lightning occurs within the clouds. "Sheet lightning"...

  8. Lightning strikes during thunderstorms kill more Americans each year than either tornadoes... National Geographic explores the science behind lightning strikes.

  9. Oct 19, 2023 · Thunder is simply the noise lightning makes. The loud boom is caused by the heat of the lightning. When the air gets very, very hot, the heat makes the air explode. Since light travels much, much, faster than sound, you’ll see lightning before you hear thunder.

  10. Jun 28, 2024 · Thunderstorm, a violent short-lived weather disturbance that is almost always associated with lightning, thunder, dense clouds, heavy rain or hail, and strong gusty winds. Learn more about thunderstorms, including their structure and the different types.