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A tornado is a violently rotating column of air that is in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud. It is often referred to as a twister, whirlwind or cyclone, [ 1 ] although the word cyclone is used in meteorology to name a weather system with a low-pressure area in the ...
John Park Finley, Tornadoes, 1887. Tornado damage to human-made structures is a result of the high wind velocity and windblown debris. Tornadic winds have been measured in excess of 300 mph (480 km/h). Tornadoes are a serious hazard to life and limb. As such, people in tornado-prone areas often adopt plans of action in case a tornado approaches.
This article's lead section may be too long. Please read the length guidelines and help move details into the article's body. (August 2024) Tornadoes in the United States 1950-2019 A tornado strikes near Anadarko, Oklahoma. This was part of the 1999 Oklahoma tornado outbreak on May 3, 1999. Tornadoes are more common in the United States than in any other country or state. The United States ...
Tornadoes can occur anywhere in the U.S., according to the National Weather Service.Tornadoes are “most common in the central plains east of the Rocky Mountains and west of the Appalachians.”
Significant tornado outbreak outside the typical tornado season raises the question of whether climate change may have played a role. I study tornadoes. We need to know more about how they're ...
Some people have been led to assume that small, skinny tornadoes are always weaker than large, wedge-shaped tornadoes. [7] There is an observed trend of wider tornadoes causing worse damage. It is unknown whether this is due to an actual tendency of tornado dynamics or an ability for the tornado to affect a larger area. [12]
"People had theories of how to do it, but the amount of energy probably needed to do something like that would likely cause more damage than if you allow the tornado to happen," Thoren said.
There is a long history of destructive tornadoes in the St. Louis metropolitan area. The third-deadliest, and the costliest in United States history, the 1896 St. Louis–East St. Louis tornado, injured more than one thousand people and caused at least 255 fatalities in the City of St. Louis and in East St. Louis.