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Tornado History

Harmon Tornado History

This county-level tornado history page focuses on Harmon, Oklahoma. The records below identify 35 tornadoes from 1952 through 2024, including a highest listed rating of F2 (Considerable damage). NOAA damage estimates in this group total at least $1.4M, with 0 deaths and 6 injuries recorded across the listed events.

Key Tornado Statistics

Total Tornadoes35
Total Deaths0
Total Injuries6
Property Damage$1.4M
Avg Length4.1 mi
Avg Width121 yd

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Key Tornado Facts for Harmon, Oklahoma

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

Average 0.5 tornadoes per year (1.2/yr in last decade)
May is the peak tornado month with 20 recorded events
Deadliest tornado: F1 in Harmon, Oklahoma with 0 deaths
1983 was the most active year with 5 tornadoes
The 1980s had the most tornado activity (10 events)
Longest tornado: 23.5 miles in Harmon, Oklahoma
Widest tornado: 500.0 yards in Harmon, Oklahoma
Most tornadoes in one day: 4 on May 13, 1983

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 Harmon, Oklahoma, May is the most active month with 20 tornadoes.

Annual Tornado Trend

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

5420

Summary: 1983 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
Unknown
EFU

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.

$750K$75K$8K$0

Summary: The highest reported property damage year in this group is 1983 with at least $750K in NOAA-listed property damage.

Historical Track Sketch

F2 May 6, 19651965F2 May 6, 19681968F2 May 13, 19831983F2 May 13, 19831983F2 May 13, 19831983F1 April 15, 20032003F1 April 20, 19521952F1 April 18, 19571957F1 April 17, 19761976F1 May 11, 19821982F1 May 11, 19821982EF1 November 18, 20242024EF1 November 18, 20242024F1 May 10, 19531953F1 June 1, 1955F1 May 6, 1968F1 October 1, 1986F0 May 11, 1982F0 May 15, 1982F0 March 3, 1983F0 May 13, 1983F0 June 5, 1953F0 April 2, 1999EF0 May 12, 2010EF0 May 31, 2022EF0 May 31, 2022EF0 May 23, 2024Unknown September 23, 1958EFU May 20, 2019EFU May 20, 2019EFU May 20, 2019EFU March 13, 2021EFU May 31, 2022EFU February 26, 2023EFU November 18, 2024© 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
May 6, 1965F2Harmon, Oklahoma16.9 mi33 yd02$250K
May 6, 1968F2Harmon, Oklahoma4.7 mi33 yd00$250K
May 13, 1983F2Harmon, Oklahoma10 mi500 yd00$250K
May 13, 1983F2Harmon, Oklahoma3 mi500 yd00$250K
May 13, 1983F2Harmon, Oklahoma2 mi500 yd00$250K
April 15, 2003F1Harmon, Oklahoma4.5 mi300 yd00$30K
April 20, 1952F1Harmon, Oklahoma0 mi20 yd00$25K
April 18, 1957F1Harmon, Oklahoma1.5 mi200 yd00$25K
April 17, 1976F1Harmon, Oklahoma23.5 mi50 yd02$25K
May 11, 1982F1Harmon, Oklahoma0.5 mi50 yd00$25K
May 11, 1982F1Harmon, Oklahoma0 mi33 yd00$25K
November 18, 2024EF1Harmon, Oklahoma4 mi150 yd00$15K

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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.