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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. 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. Learn more about …

  3. Severe Weather 101: Thunderstorm Types

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

  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. What is a thunderstorm and can it thunder without rain?

    Jul 31, 2025 · A thunderstorm is one of the most energetic weather phenomena we see here in the UK, with blasts of thunder and flashes of lightning.

  6. Severe Thunderstorm Safety - National Weather Service

    Severe Thunderstorm SafetySevere thunderstorms are officially defined as storms that are capable of producing hail that is an inch or larger or wind gusts over 58 mph. Hail this size can damage property …

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

    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-moving air …

  8. 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 …

  9. Flash flood, thunderstorm alerts in effect for California amid heavy ...

    1 day ago · Flash flood, thunderstorm alerts in effect for California with heavy rain expected to last days Potential impacts include the threat of widespread roadway flooding.

  10. 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 …