The tracks of the 1955 Blackwell and Udall F5 tornadoes.
Type
Tornado outbreak
Duration
May 25–26, 1955
Tornadoes confirmed
47
Max. rating1
F5 tornado
Duration of tornado outbreak2
~1¼ day
Fatalities
102 fatalities, 554 injuries
Damage
>$28.9 million[1]
Areas affected
Central United States
Part of the tornado outbreaks of 1955
1Most severe tornado damage; see Fujita scale 2Time from first tornado to last tornado
The 1955 Great Plains tornado outbreak was a deadly tornado outbreak that struck the southern and central U.S Great Plains States on May 25–26, 1955. It produced at least 47 tornadoes across seven states including two F5 tornadoes in Blackwell, Oklahoma, and Udall, Kansas that caused most of the casualties. The outbreak killed 102 people while injuring hundreds more.[2] Unusual electromagnetic activity was observed, including St. Elmo's fire.[3]
^"NCDC Storm Events Database". NCDC. Retrieved April 22, 2022.
^"North America Tornado Cases 1950 to 1959". bangladeshtornadoes.org. Retrieved 21 April 2022.
^Storm Electricity Aspects of the Blackwell/Udall Storm of 25 May 1955 - Don Burgess, University of Oklahoma (CIMMS)
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