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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 mainly inflicted by …

  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 mechanism to …

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

    Jan 12, 2026 · 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 …

  4. 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 up electric charges …

  5. Thunderstorm Definition - National Weather Service

    Jan 6, 2026 · 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 people …

  6. 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, known as thunder.

  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 bounce off of …

  8. Severe Weather 101: Thunderstorm Types

    Descriptions of various types of severe thunderstorms, from the NOAA National Severe Storms Laboratory.

  9. Thunderstorm - Simple English Wikipedia, the free encyclopedia

    Thunderstorms are small, intense weather systems that make strong winds, heavy rain, lightning, and thunder. Thunderstorms can happen anywhere with two conditions: the air near the Earth 's surface …

  10. Thunderstorms - National Oceanic and Atmospheric Administration

    Apr 14, 2023 · It is estimated that there are as many as 40,000 thunderstorm occurrences each day world-wide. This translates into an astounding 14.6 million occurrences annually!