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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 ...
Tornado records. This article lists various tornado records. The most "extreme" tornado in recorded history was the Tri-State tornado, which spread through parts of Missouri, Illinois, and Indiana on March 18, 1925. It is considered an F5 on the Fujita Scale, holds records for longest path length at 219 miles (352 km) and longest duration at ...
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.
Tornado climatology. Appearance. Areas worldwide with the highest frequency of tornadoes are indicated by orange shading. Tornadoes have been recorded on all continents except Antarctica. They are most common in the middle latitudes where conditions are often favorable for convective storm development. The United States has the most tornadoes ...
From April 1 through April 3, a derecho [71][72] and significant tornado outbreak occurred primarily in the Central Plains, Mississippi Valley, Ohio Valley, and Mid-Atlantic. On April 1, a moderate risk for severe weather was issued across parts of Oklahoma and Texas, including a 10% hatched area for tornadoes.
Of the 59 tornadoes in the United States, 50 are officially rated F5 on the original Fujita scale (with dates of occurrence between May 11, 1953, and May 3, 1999), and nine are officially rated EF5 on the Enhanced Fujita scale (with dates of occurrence between May 4, 2007, and May 20, 2013). In total worldwide, 55 of these tornadoes have been ...
Based on the 1991–2020 average, about 39 tornadoes are typically recorded across the United States during January, about 36 tornadoes are recorded in February, and about 80 tornadoes are recorded in March. [ 2 ] These tornadoes are commonly focused across the Southern United States due to their proximity to the unstable air mass and warm ...
This page documents all tornadoes confirmed by various weather forecast offices of the National Weather Service in the United States in September, October, November and December 2023. Tornado counts are considered preliminary until final publication in the database of the National Centers for Environmental Information . [ 1 ]