Tornado History Map

Potter County, South Dakota tornado history

22 tornadoes recorded in or across Potter County from 1955 to 2011, coloured by rating on the map.

Tap or scroll to load the interactive map

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 Potter County

The Storm Prediction Center records 22 tornadoes whose paths touched Potter County, South Dakota between 1955 and 2011. None of them is recorded as having killed anyone. The busiest month is June, with 9 tornadoes. The strongest was an F2 on 18 June 1964. The most recent was on 26 July 2011.

  • 22tornadoes
  • 0deaths
  • 2injuries
  • 255per 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 Potter County?

RatingTornadoesShare
F0 / EF01045%
F1 / EF1627%
F2 / EF2627%
F3 / EF300%
F4 / EF400%
F5 / EF500%
Unknown rating00%

Potter County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 6 in 1960s.1950s31960s61970s41980s21990s12000s52010s1

The 2010s only run to 2011, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s3
1960s6
1970s4
1980s2
1990s1
2000s5
2010s1
Tornadoes by month
Bar chart of tornadoes by period. The most is 9 in Jun.Jan0Feb0Mar0Apr3May3Jun9Jul5Aug2Sep0Oct0Nov0Dec0
Show the numbers
PeriodCount
Jan0
Feb0
Mar0
Apr3
May3
Jun9
Jul5
Aug2
Sep0
Oct0
Nov0
Dec0

Records for Potter County

  • Strongest and Longest path: South Dakota tornado18 June 1964, F2, 2 injuries, 24.6 miles long
  • Most recent: South Dakota tornado26 July 2011, EF0, 0.1 miles long

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

More in South Dakota

Embed this map

Copy this code into your web page. It is free to use. Please keep the link under the map, as it is how people find where the map comes from.