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Tornado History
Harper Tornado History
This county-level tornado history page focuses on Harper, Oklahoma. The records below identify 29 tornadoes from 1960 through 2025, including a highest listed rating of F3 (Severe damage). NOAA damage estimates in this group total at least $942K, with 0 deaths and 7 injuries recorded across the listed events.
Key Tornado Statistics
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Check any addressKey Tornado Facts for Harper, Oklahoma
Top local patterns from the historical tornado records in this group.
Average 0.4 tornadoes per year (0.7/yr in last decade)
May is the peak tornado month with 10 recorded events
Deadliest tornado: F2 in Harper, Oklahoma with 0 deaths
2019 was the most active year with 4 tornadoes
The 2010s had the most tornado activity (7 events)
Longest tornado: 21 miles in Harper, Oklahoma
Widest tornado: 1,500.0 yards in Harper, Oklahoma
Most tornadoes in one day: 4 on May 23, 2019
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Harper, Oklahoma, May 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.
Summary: 2019 was the most active year with 4 recorded tornadoes.
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.
Summary: The highest reported property damage year in this group is 1995 with at least $500K in NOAA-listed property damage.
Historical Track Sketch
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.
| Date | Rating | Area | Length | Width | Deaths | Injuries | Min. property damage |
|---|---|---|---|---|---|---|---|
| May 15, 1991 | F3 | Harper, Oklahoma | 11.5 mi | 900 yd | 0 | 3 | $250K |
| May 23, 2008 | EF3 | Harper, Oklahoma | 5 mi | 1100 yd | 0 | 0 | N/A |
| April 12, 1960 | F2 | Harper, Oklahoma | 0 mi | 33 yd | 0 | 3 | $25K |
| May 23, 2019 | EF2 | Harper, Oklahoma | 4 mi | 1500 yd | 0 | 0 | $20K |
| November 16, 2015 | EF2 | Harper, Oklahoma | 21 mi | 400 yd | 0 | 0 | $4K |
| March 22, 1987 | F2 | Harper, Oklahoma | 1 mi | 73 yd | 0 | 0 | $2K |
| June 8, 1995 | F1 | Harper, Oklahoma | 0.2 mi | 30 yd | 0 | 1 | $500K |
| June 17, 2023 | EF1 | Harper, Oklahoma | 7.1 mi | 300 yd | 0 | 0 | $40K |
| June 21, 1962 | F1 | Harper, Oklahoma | 0 mi | 33 yd | 0 | 0 | $25K |
| June 9, 1971 | F1 | Harper, Oklahoma | 0.5 mi | 400 yd | 0 | 0 | $25K |
| October 19, 2005 | F1 | Harper, Oklahoma | 9 mi | 400 yd | 0 | 0 | $20K |
| May 23, 2019 | EF1 | Harper, Oklahoma | 2 mi | 150 yd | 0 | 0 | $20K |
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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.