Tornado History Map

Oglala Lakota County, South Dakota tornado history

26 tornadoes recorded in or across Oglala Lakota County from 1956 to 2019, coloured by rating on the map.

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Years1950 to 2025
Rating (F or EF scale)

Shows tornadoes that started in, or crossed, the chosen state. To see how many have passed near you, search a town or ZIP code, or tap the map.

Key
  • F0 / EF0 Light damage
  • F1 / EF1 Moderate damage
  • F2 / EF2 Considerable damage
  • F3 / EF3 Severe damage
  • F4 / EF4 Devastating damage
  • F5 / EF5 Incredible damage
  • Unknown Not rated (2007 onwards)

How to read the lines. Each line is one tornado, drawn from where it started to where it ended, coloured and sized by its rating. A dot means the record has no end point. Tap a line for its details, or tap anywhere else to see how many tornadoes have passed nearby. Weaker tornadoes appear as you zoom in. Ratings use the Fujita (F) scale before 1 February 2007 and the Enhanced Fujita (EF) scale from then on.

Tornadoes in Oglala Lakota County

The Storm Prediction Center records 26 tornadoes whose paths touched Oglala Lakota County, South Dakota between 1956 and 2019. They killed 1 person and injured 56. The busiest month is June, with 14 tornadoes. The strongest was an F3 on 6 August 1956. The most recent was on 3 July 2019.

  • 26tornadoes
  • 1death
  • 56injuries
  • 124per 10,000 sq mi of land

A tornado that crossed several counties counts in each one, so county counts add up to more than the state's.

How strong were the tornadoes in Oglala Lakota County?

RatingTornadoesShare
F0 / EF01869%
F1 / EF1519%
F2 / EF228%
F3 / EF314%
F4 / EF400%
F5 / EF500%
Unknown rating00%

Oglala Lakota County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 9 in 1990s.1950s11960s11970s11980s41990s92000s72010s3

The 2010s only run to 2019, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s1
1960s1
1970s1
1980s4
1990s9
2000s7
2010s3
Tornadoes by month
Bar chart of tornadoes by period. The most is 14 in Jun.Jan0Feb0Mar0Apr0May0Jun14Jul7Aug5Sep0Oct0Nov0Dec0
Show the numbers
PeriodCount
Jan0
Feb0
Mar0
Apr0
May0
Jun14
Jul7
Aug5
Sep0
Oct0
Nov0
Dec0

Records for Oglala Lakota County

  • Deadliest: South Dakota tornado4 June 1999, F2, 1 death, 54 injuries, 15 miles long
  • Strongest and Longest path: South Dakota tornado6 August 1956, F3, 28.3 miles long
  • Most recent: South Dakota tornado3 July 2019, EF0, 0 miles long

Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.

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