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  1. Thunderstorm - Wikipedia

    Thunderstorms are responsible for the development and formation of many severe weather phenomena, which can be potentially hazardous. Damage that results from thunderstorms is …

  2. Severe Weather 101: Thunderstorm Basics

    How does a thunderstorm form? Three basic ingredients are required for a thunderstorm to form: moisture, rising unstable air (air that keeps rising when given a nudge), and a lifting …

  3. Thunderstorm | Definition, Types, Structure, & Facts | Britannica

    Nov 26, 2025 · 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. …

  4. Severe Thunderstorm Warnings Issued Throughout New York, …

    8 hours ago · Severe thunderstorms threatened more than 13 million people on the East Coast on Friday with strong winds, hail, and lightning.

  5. How Thunderstorms Form - Center for Science Education

    With an updraft, downdraft, and rain, the cloud is now called a cumulonimbus cloud and the cycling of air up and down is called a thunderstorm cell. The moving air within the cloud builds …

  6. What is a thunderstorm? - The Institute for Environmental …

    Jun 16, 2025 · A thunderstorm is a localized weather phenomenon characterized by the presence of lightning and thunder, resulting from cumulonimbus clouds generated by strong, upward …

  7. What causes thunderstorms? How storms (and lightning) form.

    Aug 1, 2023 · Rapidly rising air causes thunderstorms. The cloud eventually rises upward to temperatures below freezing, creating ice particles. These ice particles may collide and …

  8. Thunderstorms: Everything You Need to Know - Earth Networks

    Thunderstorm: Also known as an electrical storm or lightning storm, a thunderstorm is characterized by the presence of lightning and its acoustic effect on the Earth’s atmosphere, …

  9. Thunderstorm Definition - National Weather Service

    Thunderstorm - A rain-bearing cloud that also produces lightning. All thunderstorms are dangerous. Every thunderstorm produces lightning. In the United States, an average of 300 …

  10. Thunderstorm Warnings, high winds in Greater St. Louis Thunderstorm

    1 day ago · A tornado-warned storm in Lincoln County, Missouri and Calhoun County, Illinois has cleared as of 11 a.m. Thursday. High winds are still expected for much of Thursday in the …