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Tornado

en.wikipedia.org/wiki/Tornado

A tornado is a violently rotating column of air that rotates while in contact with both the surface ... However, the vast majority of tornadoes occur in the Tornado Alley region of the United States...

How Do Tornadoes Form? - Dangerous Weather

www.eo.ucar.edu/kids/dangerwx/tornado3.htm

Tornadoes are associated with large (supercell) thunderstorms that often grow to ... but one way the rotation appears to happen is when winds at two different ...

www.ask.com/youtube?q=How Does A Tornado Form&v=lmWh9jV_1ac
Aug 19, 2014 ... View full lesson: http://ed.ted.com/lessons/how-do-tornadoes-form-james-spann Tornadoes are the most violent storms on Earth, with wind ...

Tornado Facts: Causes, Formation & Seeking Shelter - Live Science

www.livescience.com/21498-tornado-facts.html

Apr 19, 2016 ... Tornadoes are violent storms that kill 80 people each year. Here are some facts about how they form and how to stay safe.

How a Tornado Forms in 4 Steps - Popular Mechanics

www.popularmechanics.com/science/environment/a15633/how-a-tornado-forms-in-4-steps/

May 19, 2015 ... Tornadoes can form anywhere, at any time of year, but most occur ... Share. Why Does This Frozen Lake Sound Like A Star Wars Space Battle?

How do tornadoes form? - CNN Video - CNN.com

www.cnn.com/videos/tv/2015/04/02/orig-how-tornadoes-form.cnn

Apr 2, 2015 ... CNN meteorologist Jennifer Gray explains how tornadoes form and why they are one of the most dangerous weather phenomena on Earth.

How Tornadoes are Formed - Universe Today

www.universetoday.com/52055/how-tornadoes-are-formed/

They can destroy entire town and fling debris over great distances. However, how does a tornado form? The answer lies in the atmosphere and air pressure.

How Do Tornadoes Form - Universe Today

www.universetoday.com/75695/how-do-tornadoes-form/

This is where the strongest tornadoes form. Then a lower cloud base in the center of the storm becomes a rotating wall cloud. This area can be nearly rain-free.

Prepare for a Tornado | Weather Underground

www.wunderground.com/prepare/tornado

How do tornadoes form? The truth is that scientists don't fully understand how tornadoes form. A parent supercell thunderstorm is needed. Beyond that, each ...

How do tornadoes form? - eSchooltoday

eschooltoday.com/natural-disasters/tornadoes/how-do-tornadoes-form.html

Here is simple step by step description of how a tornado develops.

Answer
Clouds form when water vapor condenses in the air. This releases heat, which increases the updraft temperature and the kinetic energy of air movement. In supercell thunderstorms, updrafts are strong and may create a vortex of air that may form a tornado.
Most scientists consider this to be a simplified and incomplete explanation. The finer details of tornado formation and dissipation are still unknown.
More Info

How Tornadoes Form and Why They're so Unpredictable

news.nationalgeographic.com

May 11, 2015 ... A tornado lowers to the ground near Chickasha, Oklahoma, on May 6. May and June tend to have more tornadoes than any other months in ...

Tornadoes - Weather Wiz Kids weather information for kids

www.weatherwizkids.com

How do tornadoes form? Most tornadoes form from thunderstorms. You need warm, moist air from the Gulf of Mexico and cool, dry air from Canada. When these ...

Severe Weather 101: Tornado Basics

www.nssl.noaa.gov

Tornadoes are the most violent of all atmospheric storms. Where do tornadoes occur? Tornadoes occur in many parts of the world, including Australia, Europe, ...