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Tornado History

Middlesex Tornado History

This county-level tornado history page focuses on Middlesex, Massachusetts. The records below identify 21 tornadoes from 1955 through 2025, including a highest listed rating of F3 (Severe damage). NOAA damage estimates in this group total at least $4.9M, with 1 deaths and 6 injuries recorded across the listed events.

Key Tornado Statistics

Total Tornadoes21
Total Deaths1
Total Injuries6
Property Damage$4.9M
Avg Length2.6 mi
Avg Width61 yd

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Key Tornado Facts for Middlesex, Massachusetts

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

Average 0.3 tornadoes per year (0.4/yr in last decade)
July is the peak tornado month with 7 recorded events
Deadliest tornado: F3 in Middlesex, Massachusetts with 1 deaths
1957 was the most active year with 2 tornadoes
The 1970s had the most tornado activity (6 events)
Longest tornado: 25.2 miles in Middlesex, Massachusetts
Widest tornado: 400.0 yards in Middlesex, Massachusetts
Most tornadoes in one day: 2 on Jun 19, 1957

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 Middlesex, Massachusetts, July is the most active month with 7 tornadoes.

Annual Tornado Trend

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

20

Summary: 1957 was the most active year with 2 recorded tornadoes.

Tornado Intensity Distribution

Shows the breakdown of tornadoes by EF/F rating.

F0
EF0
F1
EF1
F2
F3

Summary: F1 tornadoes are the most common in this group, with 9 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 1972 with at least $2.5M in NOAA-listed property damage.

Historical Track Sketch

F3 October 3, 19701970F3 September 29, 19741974F2 July 21, 19721972F2 July 11, 19581958F2 August 28, 19651965F2 August 25, 19581958EF1 August 22, 20162016F1 August 7, 19861986F1 June 19, 19571957F1 July 18, 19631963F1 July 11, 19701970F1 July 1, 19711971F1 October 24, 19551955F1 June 19, 19571957F1 November 7, 1971F1 September 27, 1985F0 July 3, 1961EF0 September 6, 2025EF0 August 23, 2021EF0 August 23, 2021F0 July 18, 1983© 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
October 3, 1970F3Middlesex, Massachusetts0 mi60 yd10$250K
September 29, 1974F3Middlesex, Massachusetts0 mi33 yd01$250K
July 21, 1972F2Middlesex, Massachusetts7.6 mi37 yd04$2.5M
July 11, 1958F2Middlesex, Massachusetts1.5 mi17 yd00$250K
August 28, 1965F2Middlesex, Massachusetts2 mi33 yd00$250K
August 25, 1958F2Middlesex, Massachusetts1 mi50 yd00$2K
August 22, 2016EF1Middlesex, Massachusetts0.85 mi400 yd00$1.0M
August 7, 1986F1Middlesex, Massachusetts4 mi73 yd00$250K
June 19, 1957F1Middlesex, Massachusetts1 mi17 yd00$25K
July 18, 1963F1Middlesex, Massachusetts1 mi50 yd00$25K
July 11, 1970F1Middlesex, Massachusetts0.1 mi50 yd00$25K
July 1, 1971F1Middlesex, Massachusetts25.2 mi33 yd01$25K

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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.