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Tornado History

Maryland Tornado History

This page summarizes tornado history for Maryland. The local dataset contains 404 tornado records from 1950 through 2025, with a strongest listed rating of F4 (Devastating damage) and at least $366.5M in reported property damage. The latest tornado record in this group is July 31, 2025. Across these records, NOAA lists 9 deaths and 325 injuries.

Key Tornado Statistics

Total Tornadoes404
Total Deaths9
Total Injuries325
Property Damage$366.5M
Avg Length2.5 mi
Avg Width104 yd

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Key Tornado Facts for Maryland

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

Average 5.3 tornadoes per year (7.6/yr in last decade)
June is the peak tornado month with 87 recorded events
Deadliest tornado: F3 in Maryland with 2 deaths
2011 was the most active year with 29 tornadoes
The 2000s had the most tornado activity (88 events)
Longest tornado: 24 miles in Maryland
Widest tornado: 880.0 yards in Maryland
Most tornadoes in one day: 13 on Jun 1, 2012

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 Maryland, June is the most active month with 87 tornadoes.

Annual Tornado Trend

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

2920100

Summary: 2011 was the most active year with 29 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: F1 tornadoes are the most common in this group, with 127 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.

$125.8M$12.6M$1.3M$0

Summary: The highest reported property damage year in this group is 2002 with at least $125.8M in NOAA-listed property damage.

Tornado Count By County

Compares the counties with the most tornado records in this state dataset.

Frederick
St. Mary's
Charles
Baltimore
Montgomery
Prince George's
Anne Arundel
Carroll
Harford
Howard
Calvert
Cecil
Worcester
Washington
Dorchester
Garrett
Wicomico
Queen Anne's
Allegany
Caroline

Summary: Frederick County has the highest count in this state group with 36 tornado records.

Historical Track Sketch

F4 April 28, 20022002F4 June 2, 19981998F3 September 24, 20012001F3 July 19, 19961996F3 June 9, 19611961F3 June 3, 19801980F3 April 28, 20022002F3 May 19, 19671967F3 May 22, 19831983F3 May 22, 19831983F2 October 18, 19901990F2 April 28, 20022002F2 October 5, 19951995EF2 June 5, 20242024EF2 June 5, 2024F2 May 23, 1979F2 May 15, 1981F2 June 2, 1998F2 September 24, 2001F2 April 28, 2002EF2 November 2, 2018F2 June 2, 1998F2 July 19, 1996F2 September 18, 2004F2 May 2, 2002F2 July 5, 1969F2 September 12, 1971F2 March 21, 1976F2 June 27, 1978F2 July 31, 1978F2 September 5, 1979F2 June 29, 1980EF2 August 4, 2020EF2 August 4, 2020F2 July 19, 1959F2 July 30, 1971F2 June 16, 1973F2 June 20, 1977F2 June 20, 1978F2 July 31, 1978F2 October 13, 1983F2 October 13, 1983F2 September 17, 2004F2 August 28, 1978EF2 July 24, 2017EF2 September 1, 2021EF1 June 5, 2024F1 September 28, 2006EF1 June 5, 2024EF1 June 5, 2024F1 May 8, 1984F1 May 8, 1984F1 May 8, 1984F1 October 18, 1990F1 November 23, 1992F1 August 28, 1992F1 May 18, 1995EF1 June 5, 2024F1 November 5, 2003EF1 April 1, 2023EF1 June 5, 2024EF1 May 11, 2024EF1 May 16, 2025F1 August 14, 1999F1 November 8, 1996EF1 August 7, 2017EF1 February 7, 2020F1 June 24, 1996F1 May 25, 2001F1 May 27, 2001F1 October 14, 2003EF1 June 27, 2015EF1 May 11, 2024EF1 May 16, 2025EF1 February 7, 2020EF1 May 17, 2011EF1 June 1, 2012EF1 April 13, 2020F1 July 13, 1971F1 March 3, 1972© 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 28, 2002F4Charles, Maryland24 mi650 yd1122$114.0M
June 2, 1998F4Allegany, Maryland8 mi250 yd05$5.0M
September 24, 2001F3Prince George's, Maryland11.5 mi200 yd255$100.0M
July 19, 1996F3Carroll, Maryland2.2 mi350 yd03$5.0M
June 9, 1961F3Anne Arundel, Maryland0 mi100 yd00$250K
June 3, 1980F3Garrett, Maryland5.6 mi117 yd04$250K
April 28, 2002F3Dorchester, Maryland18 mi150 yd00$150K
May 19, 1967F3Garrett, Maryland0.3 mi33 yd10$25K
May 22, 1983F3Frederick, Maryland1 mi37 yd00$25K
May 22, 1983F3Carroll, Maryland1 mi37 yd00$25K
October 18, 1990F2Baltimore, Maryland0.1 mi100 yd059$25.0M
April 28, 2002F2Calvert, Maryland14 mi200 yd20$10.0M

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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.