About 338,000 results
Open links in new tab
  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. 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 …

  5. 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 …

  6. 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 …

  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. The Anatomy of a Thunderstorm - Science@NASA

    May 26, 2012 · Researchers fly to the heart of a thunderstorm to find out what happens when a storm lofts surface pollutants high into the atmosphere.

  9. Severe Weather 101: Thunderstorm Types

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

  10. Idaho thunderstorm warning: Severe thunderstorm warning …

    11 hours ago · A severe thunderstorm warning in parts of Idaho has raised concerns about strong winds and hail. At the same time, a powerful storm system is moving across the U.S., bringing …