Sac County, Iowa tornado history

32 tornadoes recorded in or across Sac County from 1953 to 2023, 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 Sac County

The Storm Prediction Center records 32 tornadoes whose paths touched Sac County, Iowa between 1953 and 2023. None of them is recorded as having killed anyone. The busiest month is April, with 8 tornadoes. The strongest was an F4 on 27 May 1995. The most recent was on 5 August 2023.

  • 32tornadoes
  • 0deaths
  • 2injuries
  • 557per 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 Sac County?

RatingTornadoesShare
F0 / EF0825%
F1 / EF1413%
F2 / EF2928%
F3 / EF339%
F4 / EF413%
F5 / EF500%
Unknown rating722%

Sac County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 9 in 2010s.1950s21960s11970s11980s51990s62000s12010s92020s7

The 2020s only run to 2023, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s2
1960s1
1970s1
1980s5
1990s6
2000s1
2010s9
2020s7
Tornadoes by month
Bar chart of tornadoes by period. The most is 8 in Apr.Jan0Feb0Mar1Apr8May8Jun6Jul3Aug4Sep1Oct0Nov0Dec1
Show the numbers
PeriodCount
Jan0
Feb0
Mar1
Apr8
May8
Jun6
Jul3
Aug4
Sep1
Oct0
Nov0
Dec1

Records for Sac County

  • Strongest: Carroll, Iowa tornado27 May 1995, F4, 36 miles long
  • Longest path: Iowa tornado7 June 1953, F2, 49.2 miles long
  • Most recent: Iowa tornado5 August 2023, Unknown rating, 0.3 miles long

Notable tornadoes in Sac County

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

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