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Tornado History

Waukesha Tornado History

This county-level tornado history page focuses on Waukesha, Wisconsin. The records below identify 35 tornadoes from 1954 through 2023, including a highest listed rating of F4 (Devastating damage). NOAA damage estimates in this group total at least $35.1M, with 1 deaths and 32 injuries recorded across the listed events.

Key Tornado Statistics

Total Tornadoes35
Total Deaths1
Total Injuries32
Property Damage$35.1M
Avg Length3.4 mi
Avg Width94 yd

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Key Tornado Facts for Waukesha, Wisconsin

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

Average 0.5 tornadoes per year (0.8/yr in last decade)
July is the peak tornado month with 10 recorded events
Deadliest tornado: F4 in Waukesha, Wisconsin with 1 deaths
2021 was the most active year with 4 tornadoes
The 1980s had the most tornado activity (9 events)
Longest tornado: 21.8 miles in Waukesha, Wisconsin
Widest tornado: 880.0 yards in Waukesha, Wisconsin
Most tornadoes in one day: 4 on Jul 29, 2021

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 Waukesha, Wisconsin, July is the most active month with 10 tornadoes.

Annual Tornado Trend

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

4320

Summary: 2021 was the most active year with 4 recorded tornadoes.

Tornado Intensity Distribution

Shows the breakdown of tornadoes by EF/F rating.

F0
EF0
F1
EF1
F2
EF2
F3
F4

Summary: F1 tornadoes are the most common in this group, with 10 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.

$21.1M$2.1M$211K$0

Summary: The highest reported property damage year in this group is 2010 with at least $21.1M in NOAA-listed property damage.

Historical Track Sketch

F4 April 27, 19841984F3 June 5, 19771977F3 June 5, 19801980EF2 June 21, 20102010F2 April 2, 19771977F2 June 15, 19811981EF2 July 22, 20102010F2 October 8, 19591959F2 May 18, 19671967F1 July 6, 19871987F1 August 16, 19871987EF1 June 21, 20102010F1 May 8, 19651965F1 May 15, 19821982F1 August 17, 1985F1 June 6, 1999EF1 August 18, 2015F1 April 7, 1954F1 July 10, 1966F1 July 29, 1980F1 June 11, 1959EF1 October 1, 2019EF1 July 29, 2021EF1 July 29, 2021EF1 July 29, 2021EF1 July 28, 2023EF1 March 31, 2023EF0 August 18, 2015F0 July 16, 1956F0 August 30, 1973F0 May 8, 1988EF0 June 7, 2008EF0 June 8, 2009EF0 July 29, 2021EF0 October 12, 2022© OpenStreetMap contributors

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 27, 1984F4Waukesha, Wisconsin6.5 mi10 yd114$2.5M
June 5, 1977F3Waukesha, Wisconsin21.8 mi300 yd00$2.5M
June 5, 1980F3Waukesha, Wisconsin0 mi33 yd00$250K
June 21, 2010EF2Waukesha, Wisconsin5.22 mi880 yd015$20.6M
April 2, 1977F2Waukesha, Wisconsin8 mi100 yd02$2.5M
June 15, 1981F2Waukesha, Wisconsin5.6 mi33 yd00$250K
July 22, 2010EF2Waukesha, Wisconsin1 mi100 yd00$75K
October 8, 1959F2Waukesha, Wisconsin1 mi33 yd00$25K
May 18, 1967F2Waukesha, Wisconsin4.7 mi100 yd00$25K
July 6, 1987F1Waukesha, Wisconsin0.3 mi100 yd00$2.5M
August 16, 1987F1Waukesha, Wisconsin1.5 mi100 yd01$2.5M
June 21, 2010EF1Waukesha, Wisconsin5.89 mi200 yd00$430K

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Source And Limits

Data source: NOAA/NCEI. TornadoTrace summarizes historical records for screening and research. Coordinates, damage estimates, narratives, and event details can be approximate, incomplete, revised, or missing. Do not use this page as legal, insurance, engineering, real estate, emergency management, or safety advice.