Tornado History Map

Scott County, Iowa tornado history

70 tornadoes recorded in or across Scott County from 1954 to 2025, 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 Scott County

The Storm Prediction Center records 70 tornadoes whose paths touched Scott County, Iowa between 1954 and 2025. None of them is recorded as having killed anyone. The busiest month is May, with 28 tornadoes. The strongest was an F3 on 8 May 1988. The most recent was on 11 July 2025.

  • 70tornadoes
  • 0deaths
  • 7injuries
  • 1,528per 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 Scott County?

RatingTornadoesShare
F0 / EF02739%
F1 / EF12333%
F2 / EF21116%
F3 / EF357%
F4 / EF400%
F5 / EF500%
Unknown rating46%

Scott County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 16 in 1990s.1950s21960s71970s61980s91990s162000s52010s142020s11

The 2020s only run to 2025, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s2
1960s7
1970s6
1980s9
1990s16
2000s5
2010s14
2020s11
Tornadoes by month
Bar chart of tornadoes by period. The most is 28 in May.Jan2Feb0Mar9Apr6May28Jun9Jul9Aug4Sep1Oct1Nov1Dec0
Show the numbers
PeriodCount
Jan2
Feb0
Mar9
Apr6
May28
Jun9
Jul9
Aug4
Sep1
Oct1
Nov1
Dec0

Records for Scott County

  • Strongest: Iowa tornado8 May 1988, F3, 32 miles long
  • Longest path: Iowa tornado3 April 1981, F0, 103.5 miles long
  • Most recent: Iowa tornado11 July 2025, EF0, 3.9 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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