Web Results

Tornado - Wikipedia

en.wikipedia.org/wiki/Tornado

A tornado is a violently rotating column of air that spins while in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of ...

Tornadoes | Ready.gov

www.ready.gov/tornadoes

Tornadoes are nature's most violent storms. Spawned from powerful thunderstorms, tornadoes can cause fatalities and devastate a neighborhood in seconds.

Tornado Web Server — Tornado 4.4.2 documentation

www.tornadoweb.org/

Tornado is a Python web framework and asynchronous networking library, originally developed at FriendFeed. By using non-blocking network I/O, Tornado can ...

NWS JetStream - Thunderstorm Hazards - Tornadoes

www.srh.noaa.gov/jetstream/tstorms/tornado.html

A tornado is a violently rotating (usually counterclockwise in the northern hemisphere) column of air descending from a thunderstorm and in contact with the ...

Tornado Outbreak Kills 7 in the South; at Least 3 Dozen Tornadoes ...

weather.com/news/news/tornado-outbreak-south

1 day ago ... Seven people were killed during a multi-day outbreak of severe storms and tornadoes that left a path of destruction in parts of the South.

Severe Weather 101 - NSSL The National Severe Storms Laboratory

www.nssl.noaa.gov/education/svrwx101/

Pictures of tornadoes and waterspouts, how they forum, myths, and safety tips.

The Online Tornado FAQ (by Roger Edwards, SPC)

www.spc.noaa.gov/faq/tornado/

Mar 29, 2016 ... The Tornado FAQ is not intended to be a comprehensive guide to tornadoes. Instead, it is a quick-reference summary of tornado knowledge, ...

NOAA/NASA SciJinks :: Tornado!

scijinks.jpl.nasa.gov/tornado/

On May 22, 2011, an EF-5 tornado destroyed much of Joplin, Missouri, killing more than 140. Heavy, dark clouds hang low, dumping buckets of rain and hail.

Tornadoes 101 - National Geographic

video.nationalgeographic.com/video/101-videos/tornadoes-101

Tornadoes, nearly three-quarters of which occur within the U.S., are unpredictable and can cause massive damage. New tools and data are helping scientists ...

The Tornado Project

www.tornadoproject.com/

The Tornado Project is a small company that researches, compiles and makes tornado information available to tornado and severe weather enthusiasts, the ...

Answers
A tornado is a violently rotating column of air extending from a thunderstorm to the ground. Tornadoes in the US occur most frequently in spring and summer.
The strongest tornadoes have rotating winds of more than 250 mph. Damage can include roof removal or complete destruction of buildings, uprooted trees, and can be life-threatening as a result.