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  2. Tornadogenesis - Wikipedia

    en.wikipedia.org/wiki/Tornadogenesis

    A tornado is a violently rotating column of air in contact with the surface and a cumuliform cloud base. Tornado formation is caused by the stretching and aggregating/merging of environmental and/or storm-induced vorticity that tightens into an intense vortex. There are various ways this may come about and thus various forms and sub-forms of ...

  3. Tornado - Wikipedia

    en.wikipedia.org/wiki/Tornado

    Tornadoes occurring in these conditions are especially dangerous, since only weather radar observations, or possibly the sound of an approaching tornado, serve as any warning to those in the storm's path. Most significant tornadoes form under the storm's updraft base, which is rain-free, [36] making them visible. [37]

  4. Landspout - Wikipedia

    en.wikipedia.org/wiki/Landspout

    Landspout is a term created by atmospheric scientist Howard B. Bluestein in 1985 for a tornado not associated with a mesocyclone. [3] The Glossary of Meteorology defines a landspout: "Colloquial expression describing tornadoes occurring with a parent cloud in its growth stage and with its vorticity originating in the boundary layer.

  5. Tornadoes form during severe weather. What conditions help ...

    www.aol.com/tornadoes-form-during-severe-weather...

    Tornadoes can form any time the conditions are right. They take many shapes, but they all start the exact same way. Here's what to know.

  6. How do tornadoes form? Explaining the severe weather after ...

    www.aol.com/news/tornadoes-form-explaining...

    At least two dozen tornadoes struck Iowa and devastated Minden in April. Here's how tornadoes form, and why it's hard to learn more.

  7. Tornado climatology - Wikipedia

    en.wikipedia.org/wiki/Tornado_climatology

    They are most common in the middle latitudes where conditions are often favorable for convective storm development. The United States has the most tornadoes of any country, as well as the strongest and most violent tornadoes. A large portion of these tornadoes form in an area of the central United States popularly known as Tornado Alley. Canada ...

  8. Warn-on-Forecast - Wikipedia

    en.wikipedia.org/wiki/Warn-on-Forecast

    The Warn-on-Forecast run at 17z on May 21, 2024, showing a high probability of low-level updraft helicity near Adair County three hours before the Greenfield tornado formed. The research project was started in 2016 in the National Weather Center in Norman, Oklahoma. [5] On May 16, 2017, a deadly EF2 tornado struck Elk City, Oklahoma.

  9. Winter Tornadoes: They're more common in Ohio than you think

    www.aol.com/winter-tornadoes-theyre-more-common...

    One of the region's most recent and destructive tornado outbreaks occurred during winter on March 2, 2012, when 12 EF0 to EF4 tornadoes formed over Northern Kentucky and southern Ohio, McGinnis said.