Description

This is the biggest tornado ever recorded.
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How did the world’s biggest tornado manage to catch the world’s experts completely off guard? The 2013 El Reno tornado came out of nowhere, broke the scales, and changed the way we look at extreme weather forever. In this video, we’ll dive into the science behind the storm to find out exactly what made this one so uniquely terrifying.



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0:00 World’s Biggest Tornado
3:03 How It Formed
8:19 No Ordinary Supercell
11:07 Bottom-Up Formation
11:43 Wedge
14:36 Multiple Vortices
18:26 Satellite Tornado
19:56 Tim Samaras
26:03 The EF Scale
30:09 What We Know Now



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References:
“The May 31, 2013 Tornado”, via weather.gov https://astrumspace.info/elrenoweather
“Record-breaking El Reno Tornado”, via gatech.edu https://astrumspace.info/elrenorecord
“Crowdsourcing the El Reno Tornado”, via ametsoc.org https://astrumspace.info/elrenostudy1
“Tornadogenesis and Early Tornado Evolution in El Reno, 2013”, via ametsoc.org https://astrumspace.info/elrenogenesis
“A Multiscale Overview of the El Reno Supercell, 2013”, via ametsoc.org https://astrumspace.info/ersupercell

“Ground Based Damage Survey El Reno”, via researchgate.net https://astrumspace.info/elrenosurvey
“The Multiple-Vortex Structure of the El Reno 2013 Tornado”, via ametsoc.org https://astrumspace.info/elrenovortex
“The Role of Multiple-Vortex Tornado Structure in Causing Storm Researcher Fatalities”, via ametsoc.org https://astrumspace.info/elrenofatalities
“Tim Samaras”, via nationalgeographic.com https://astrumspace.info/timsamaras
“EF3 Rating for El Reno Tornado”, via nationalgeographic.com https://astrumspace.info/elrenoef3



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Credits:
Narrator: James Stewart
Writer: Jess Jordan
Video Editor: Matt Jamie
Animator: Peter Sheppard
Researcher: Shourya Shrivastava
Script Editor: Damaris McColgan
Thumbnail Designer: Peter Sheppard
Publishing Lead: Georgina Brenner
Production Manager: Raquel Taylor
Edit Producer: Poppy Pinnock
Producers: Alex McColgan, James Stewart
Head of Astrum: Jess Jordan
Creator of Astrum: Alex McColgan



With special thanks to:
Skip Talbot at Skip Talbot Storm Chasing - https://www.youtube.com/skiptalbot
Dr. Jana Houser
Dr. Howard Bluestein
Bill Reid
George Kourounis
Christopher Riske



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#AstrumEarth #Astrum #Tornado