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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.”
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 ...
The word tornado comes from the Spanish tronada (meaning 'thunderstorm', past participle of tronar 'to thunder', itself in turn from the Latin tonāre 'to thunder'). [16] [17] The metathesis of the r and o in the English spelling was influenced by the Spanish tornado (past participle of tornar 'to twist, turn,', from Latin tornō 'to turn'). [16]
Tornadoes can form any time the conditions are right. They take many shapes, but they all start the exact same way. ... As these two types of air mix, it causes spinning air currents inside the ...
Rope tornadoes, named after their long, thin appearance, can be just the start of the evolution of a twister. A rope tornado spotted near LaGrange, Wyoming, on June 5, 2009. (NOAA/VORTEX II)
The deadliest tornado outbreak sequence in American history. Killer tornadoes touched down from Texas to Pennsylvania. Produced at least three F5 tornadoes and several F4s, including an F4 that killed at least 255 people and injured 1,236 in the St. Louis area. In Sherman Texas on May 15, one of the most intense tornadoes of the 19th century ...
What causes tornadoes. Tornadoes are the most violent storms caused by a violently rotating, funnel column of air touching the ground. Tornadoes generally occur near the trailing edge of a ...