Howard County, Iowa tornado history

46 tornadoes recorded in or across Howard County from 1953 to 2022, 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 Howard County

The Storm Prediction Center records 46 tornadoes whose paths touched Howard County, Iowa between 1953 and 2022. They killed 16 people and injured 508. The busiest month is May, with 12 tornadoes. The strongest was an F5 on 15 May 1968. The most recent was on 12 April 2022.

  • 46tornadoes
  • 16deaths
  • 508injuries
  • 972per 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 Howard County?

RatingTornadoesShare
F0 / EF02452%
F1 / EF1920%
F2 / EF2613%
F3 / EF337%
F4 / EF437%
F5 / EF512%
Unknown rating00%

Howard County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 10 in 1990s.1950s31960s71970s21980s31990s102000s62010s82020s7

The 2020s only run to 2022, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s3
1960s7
1970s2
1980s3
1990s10
2000s6
2010s8
2020s7
Tornadoes by month
Bar chart of tornadoes by period. The most is 12 in May.Jan0Feb0Mar1Apr3May12Jun8Jul8Aug7Sep3Oct0Nov0Dec4
Show the numbers
PeriodCount
Jan0
Feb0
Mar1
Apr3
May12
Jun8
Jul8
Aug7
Sep3
Oct0
Nov0
Dec4

Records for Howard County

Notable tornadoes in Howard 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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