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www.ask.com/youtube?q=How Does a Tornado Start&v=tKSHU0E0tjI
Oct 27, 2010 ... Videographer Allen Fairbanks recreates the progress of the Chickamauga Dam tornado from the Wall Cloud to touchdown.
www.ask.com/youtube?q=How Does a Tornado Start&v=lmWh9jV_1ac
Aug 19, 2014 ... Meteorologist James Spann sheds light on the lifespan of tornadoes as they go from supercell thunderstorms to ... How does a jellyfish sting?

Tornadoes - Weather Wiz Kids weather information for kids


What is a tornado? A tornado is a violent rotating column of air extending from a thunderstorm to the ground. ... Once they become heavy, they will start to fall.

How Do Tornadoes Form? - Universe Today


Sep 18, 2016 ... The formation of a tornado follows a clear set of steps. First there a ... Lastly, a tornado develops and starts to wreak its destruction. Once a ...

How do tornadoes form? - eSchooltoday


tornado tips Step 1: Like all winds and storms, tornadoes begin when the sun heats up the surface of the land. As the warm, less heavy air begins to rise, it meets ...

Prepare for a Tornado | Weather Underground


Where will you go when a tornado warning has been issued for your county or city? Is it a .... A funnel cloud does not affect the ground. ... Things start to happen when a storm system aloft moves east and begins to lift the various layers.

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


Apr 19, 2016 ... Tornadoes are violent storms that kill 80 people each year. ... Deadly Oklahoma Twister Ends Slow Start to Tornado Season · Rope Tornado ...

How a Tornado Forms


The first thing that is needed to produce a tornado is a thunderstorm. ... single cell storm, which is not as common and does not produce much if any damage. ... If, in this area of the tornado, the wind that is rising up in the mesocyclone starts to ...

HOW DOES A TORNADO FORM? - Weather Prediction Education


A tornado is a violently rotating column of air in contact with the earth's land surface ... If it not does originate from a thunderstorm then it is a dust devil circulation.

Q & A: How do tornadoes form? | Department of Physics | University ...


How do tornadoes begin? - Brittany Hart (age 7) Sullivan Elementary, IL. A: Brittany - In order for a tornado to form, a number of different things have to happen.

How Does a Tornado Start?
For a tornado to form, two things are needed--a warm, humid air mass, and a cold, dry air mass. Thunderstorms usually contain large swells of warm air. When the warm air moves upward into an area of cold air, instabilities will begin to form. The cap of... More »
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How Tornadoes Form and Why They're so Unpredictable


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 ...

The Online Tornado FAQ (by Roger Edwards, SPC)


Mar 29, 2016 ... At what wind speed of the cloud-to-ground vortex does a tornado begin? How close must two or more different tornadic circulations become to ...

Tornado Story | How Tornadoes Form - Dangerous Weather


Tornadoes are associated with large (supercell) thunderstorms that often grow to over 40,000 feet. A column of warm humid air will begin to rise very quickly. 1.