Tornado History

Clinton Tornado History

This county-level tornado history page focuses on Clinton, Iowa. The records below identify 52 tornadoes from 1965 through 2026, including a highest listed rating of F4 (Devastating damage). NOAA damage estimates in this group total at least $38.3M, with 1 deaths and 30 injuries recorded across the listed events.

Key Tornado Statistics

Total Tornadoes52
Total Deaths1
Total Injuries30
Property Damage$38.3M
Avg Length5.5 mi
Avg Width90 yd

Key Tornado Facts for Clinton, Iowa

Top local patterns from the historical tornado records in this group.

Average 0.8 tornadoes per year (1.9/yr in last decade)
April is the peak tornado month with 12 recorded events
Deadliest tornado: F3 in Clinton, Iowa with 1 deaths
2017 was the most active year with 5 tornadoes
The 2010s had the most tornado activity (15 events)
Longest tornado: 30 miles in Clinton, Iowa
Widest tornado: 350.0 yards in Clinton, Iowa
Most tornadoes in one day: 3 on Jan 24, 1967

Monthly Distribution

Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.

January
February
March
April
May
June
July
August
September
October
November
December

Summary: In Clinton, Iowa, April is the most active month with 12 tornadoes.

Annual Tornado Trend

Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.

5420

Summary: 2017 was the most active year with 5 recorded tornadoes.

Tornado Intensity Distribution

Shows the breakdown of tornadoes by EF/F rating.

F0
EF0
F1
EF1
F2
EF2
F3
F4
Unknown
EFU

Summary: EF0 tornadoes are the most common in this group, with 15 recorded events.

Property Damage Trends

Visualizes reported property damage over time. Bars use a log-like scale so very large damage years do not flatten the rest of the chart.

$25.2M$2.5M$252K$0

Summary: The highest reported property damage year in this group is 1988 with at least $25.2M in NOAA-listed property damage.

Historical Track Sketch

F4 April 11, 19651965F3 May 8, 19881988F3 June 20, 19741974F2 March 22, 19911991F2 January 24, 19671967F2 November 9, 19751975F2 July 27, 19951995F2 January 24, 19671967F2 January 24, 19671967EF2 March 6, 20172017EF2 March 31, 20232023F1 April 4, 19811981F1 May 10, 19961996F1 August 5, 19791979F1 July 29, 1987F1 March 13, 1990EF1 March 15, 2016F1 April 20, 2004F1 December 14, 1975EF1 April 9, 2015EF1 March 6, 2017F1 May 14, 1985EF1 April 9, 2015EF1 March 15, 2016EF1 May 24, 2024EF1 April 2, 2026F0 August 8, 1988EF0 August 4, 2008EF0 July 10, 2008F0 April 30, 1997F0 August 1, 1972F0 July 27, 1995F0 April 12, 1984F0 April 19, 1996F0 April 30, 1997F0 April 30, 1997F0 April 15, 2001EF0 July 10, 2008EF0 June 5, 2010EF0 March 15, 2016EF0 May 31, 2016EF0 March 6, 2017EF0 July 26, 2017EF0 February 28, 2017EF0 August 20, 2018EF0 August 28, 2018EF0 August 18, 2019EF0 May 23, 2020EF0 July 28, 2023EF0 March 31, 2023Unknown May 16, 1977EFU May 24, 2024© OpenStreetMap contributors
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Notable Tornado Records

The table highlights the strongest and most damaging records in this page's local dataset. Damage totals are NOAA-reported minimum estimates where available.

DateRatingAreaLengthWidthDeathsInjuriesMin. property damage
April 11, 1965F4Clinton, Iowa21.3 mi200 yd03$2.5M
May 8, 1988F3Clinton, Iowa30 mi150 yd00$25.0M
June 20, 1974F3Clinton, Iowa10.6 mi200 yd120$2.5M
March 22, 1991F2Clinton, Iowa7 mi60 yd00$2.5M
January 24, 1967F2Clinton, Iowa0 mi100 yd00$250K
November 9, 1975F2Clinton, Iowa12.3 mi200 yd02$250K
July 27, 1995F2Clinton, Iowa10.5 mi70 yd00$200K
January 24, 1967F2Clinton, Iowa2 mi150 yd00$25K
January 24, 1967F2Clinton, Iowa1 mi200 yd00$25K
March 6, 2017EF2Clinton, Iowa19.51 mi200 yd00N/A
March 31, 2023EF2Clinton, Iowa18.02 mi350 yd01N/A
April 4, 1981F1Clinton, Iowa20.5 mi33 yd00$2.5M
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Source And Limits

Data sourced from NOAA Storm Prediction Center and the NCEI Storm Events Database. TornadoTrace summarizes reported weather events for screening and research; it is not a damage assessment, inspection, or insurance determination. Coordinates and records can be approximate, incomplete, revised, or missing. No warranty of completeness or accuracy.

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