Tornado History
Harper Tornado History
This county-level tornado history page focuses on Harper, Oklahoma. The records below identify 31 tornadoes from 1960 through 2025, including a highest listed rating of F3 (Severe damage). NOAA damage estimates in this group total at least $967K, with 0 deaths and 7 injuries recorded across the listed events.
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Key Tornado Statistics
Key Tornado Facts for Harper, Oklahoma
Top local patterns from the historical tornado records in this group.
Average 0.5 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
This map covers the wider location—not your exact property.Measure the closest recorded track to a street address in or near Harper, Oklahoma.
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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 |
| September 6, 1970 | F2 | Harper, Oklahoma | 8.8 mi | 33 yd | 0 | 0 | $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 |
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Source And Limits
Data sourced from NOAA Storm Prediction Center and the NCEI Storm Events Database. TornadoTrace summarizes reported weather events for screening and research; it is not a damage assessment, inspection, or insurance determination. Coordinates and records can be approximate, incomplete, revised, or missing. No warranty of completeness or accuracy.