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Tornado Alley, also known as Tornado Valley, is a loosely defined location of the central United States and Canada where tornadoes are most frequent. [1] The term was first used in 1952 as the title of a research project to study severe weather in areas of Texas , Louisiana , Oklahoma , Kansas , South Dakota , Iowa and Nebraska .
People live closer together in the South than in the traditional area associated with Tornado Alley, meaning that more significant numbers of people can be in the path of a tornado.
Significant tornado – A substantial tornado, one that is rated F2-F5 or EF2-EF5. Grazulis also includes (E)F0-(E)F1 tornadoes that cause a fatality in his definition for The Tornado Project database. Significant tornado parameter (STP) – Model parameter calculated using Shear values, Instability values, and vorticity values.
Two weeks after the April 14–16 event, Dixie Alley was the epicenter of the 2011 Super Outbreak, which was the largest tornado outbreak ever recorded, as well as the fourth-deadliest outbreak in United States history, with over 300 people dead. [19] The Easter 2020 Tornado Outbreak also happened in Dixie Alley.
A history of twisters: ... Some have speculated that tornado alley's eastward movement may mean portions of central Ohio are now part of the infamous area where twisters are thought to be more common.
The Great Plains has long been considered the country’s tornado hotbed. But in the past two decades, a swath of the southeastern US has proven much more deadly. The Southern Tornado Alley: Where ...
The Associated Press Stylebook (generally called the AP Stylebook), alternatively titled The Associated Press Stylebook and Briefing on Media Law, is a style and usage guide for American English grammar created by American journalists working for or connected with the Associated Press journalism cooperative based in New York City.
A new research paper recently submitted to the Journal of Applied Meteorology and Climatology confirms what AccuWeather reported in 2022: tornadoes have shifted east from classic "tornado alley ...