Tornado History

Walworth Tornado History

This county-level tornado history page focuses on Walworth, Wisconsin. The records below identify 45 tornadoes from 1955 through 2026, including a highest listed rating of F2 (Considerable damage). NOAA damage estimates in this group total at least $7.7M, with 0 deaths and 3 injuries recorded across the listed events.

Key Tornado Statistics

Total Tornadoes45
Total Deaths0
Total Injuries3
Property Damage$7.7M
Avg Length3.9 mi
Avg Width79 yd

Key Tornado Facts for Walworth, Wisconsin

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

Average 0.6 tornadoes per year (2.0/yr in last decade)
April is the peak tornado month with 11 recorded events
Deadliest tornado: F2 in Walworth, Wisconsin with 0 deaths
2023 was the most active year with 7 tornadoes
The 2020s had the most tornado activity (19 events)
Longest tornado: 19.8 miles in Walworth, Wisconsin
Widest tornado: 300.0 yards in Walworth, Wisconsin
Most tornadoes in one day: 5 on Mar 31, 2023

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 Walworth, Wisconsin, April is the most active month with 11 tornadoes.

Annual Tornado Trend

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

7530

Summary: 2023 was the most active year with 7 recorded tornadoes.

Tornado Intensity Distribution

Shows the breakdown of tornadoes by EF/F rating.

F0
EF0
F1
EF1
F2
Unknown
EFU

Summary: EF1 tornadoes are the most common in this group, with 13 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.

$2.5M$250K$25K$0

Summary: The highest reported property damage year in this group is 1966 with at least $2.5M in NOAA-listed property damage.

Historical Track Sketch

F2 March 21, 19661966F2 April 18, 19551955F2 April 19, 19571957F2 September 28, 19721972F2 June 6, 19801980F2 September 22, 19611961EF1 November 22, 20102010EF1 April 14, 20262026F1 April 11, 19651965F1 June 10, 19671967F1 July 14, 19721972EF1 June 22, 20242024EF1 April 17, 20262026EF1 April 17, 20262026EF1 January 7, 2008EF1 August 18, 2015EF1 March 31, 2023EF1 May 7, 2024EF1 June 22, 2024EF1 April 17, 2026EF1 April 15, 2026EF1 July 18, 2015F1 April 11, 1965F1 May 9, 1970F1 July 16, 1988F1 June 2, 1990F1 September 2, 1992F1 June 23, 2004EF0 March 31, 2023EF0 March 31, 2023EF0 March 31, 2023EF0 May 7, 2024EF0 March 31, 2023F0 May 27, 1968EF0 August 20, 2018EF0 August 10, 2020EF0 April 5, 2023EF0 April 17, 2026F0 July 7, 1991F0 July 18, 1997EF0 October 12, 2022Unknown June 6, 1959Unknown August 15, 1978Unknown June 20, 1978EFU June 1, 2023© 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
March 21, 1966F2Walworth, Wisconsin19.8 mi200 yd01$2.5M
April 18, 1955F2Walworth, Wisconsin3.3 mi33 yd01$250K
April 19, 1957F2Walworth, Wisconsin0 mi50 yd00$250K
September 28, 1972F2Walworth, Wisconsin1.5 mi50 yd00$250K
June 6, 1980F2Walworth, Wisconsin0.3 mi33 yd00$250K
September 22, 1961F2Walworth, Wisconsin3.3 mi220 yd01$25K
November 22, 2010EF1Walworth, Wisconsin5.33 mi100 yd00$1.0M
April 14, 2026EF1Walworth, Wisconsin7.31 mi75 yd00$392K
April 11, 1965F1Walworth, Wisconsin1.9 mi50 yd00$250K
June 10, 1967F1Walworth, Wisconsin0 mi33 yd00$250K
July 14, 1972F1Walworth, Wisconsin14.1 mi100 yd00$250K
June 22, 2024EF1Walworth, Wisconsin6.01 mi150 yd00$150K
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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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