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The 2011 Super Outbreak was the largest tornado outbreak spawned by a single weather system in recorded history; it produced 360 tornadoes from April 25–28, with 216 of those in a single 24-hour period on April 27 from midnight to midnight CDT, [6] [13] fifteen of which were violent EF4–EF5 tornadoes. 348 deaths occurred in that outbreak, of which 324 were tornado related.
This is a list of the deadliest tornadoes in world history. This list includes confirmed individual tornadoes that caused 100 or more direct fatalities. The deadliest tornadoes by far have occurred in a small area of Bangladesh and East India. In this 8,000-square-mile (21,000 km 2) area, 24 of the 42 tornadoes which are known to have killed ...
This is a list of tornadoes by their official and unofficial width.The average width of a tornado according to the National Weather Service is 50 yards (46 m). [1] The official widest tornado in history is the 2013 El Reno tornado, which a confirmed width of 2.6 miles (4.2 km), with the World Meteorological Organization believing the width could have been up to 1 mile (1.6 km) wider.
In late 2023, American meteorologist and tornado expert Thomas P. Grazulis created the outbreak intensity score (OIS) as a way to rank tornado outbreaks. [1] [2] For the score, only significant tornadoes are counted: F2/EF2 tornadoes receive 2 points each, F3/EF3 tornadoes receive 5 points each, F4/EF4 tornadoes receive 10 points each, and F5/EF5 tornadoes receive 15 points each. [1]
The interior Northeastern United States and Ontario was impacted on July 10. The strongest tornado was a low-end EF2 tornado that destroyed multiple farm buildings near Eden, New York. [201] In all, 67 tornadoes were confirmed, making it the largest tornado outbreak spawned by a tropical cyclone since 2005. [202] [203]
In the Americas, there are 15 tornadoes on record that caused at least 100 fatalities, the most recent being the Joplin F5 tornado which killed 158 people in May 2011. There are at least 450 tornadoes on record that caused greater than ten fatalities; the most recent of these was the Rolling Fork, Mississippi EF4 tornado which killed 17 people ...
Prior to 1950 in the United States, only significant tornadoes are listed for the number of tornadoes in outbreaks. Due to increasing detection, particularly in the U.S., numbers of counted tornadoes have increased markedly in recent decades although the number of actual tornadoes and counted significant tornadoes has not. In older events, the ...
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 ...