Tornado History
Defiance Tornado History
This county-level tornado history page focuses on Defiance, Ohio. The records below identify 13 tornadoes from 1960 through 2026, including a highest listed rating of F2 (Considerable damage). NOAA damage estimates in this group total at least $2.7M, with 0 deaths and 0 injuries recorded across the listed events.
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Key Tornado Statistics
Key Tornado Facts for Defiance, Ohio
Top local patterns from the historical tornado records in this group.
Average 0.2 tornadoes per year (0.5/yr in last decade)
July is the peak tornado month with 5 recorded events
Deadliest tornado: F0 in Defiance, Ohio with 0 deaths
1971 was the most active year with 2 tornadoes
The 1970s had the most tornado activity (3 events)
Longest tornado: 5.06 miles in Defiance, Ohio
Widest tornado: 400.0 yards in Defiance, Ohio
Most tornadoes in one day: 2 on Aug 24, 2016
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Defiance, Ohio, July is the most active month with 5 tornadoes.
Annual Tornado Trend
Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.
Summary: 1971 was the most active year with 2 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 1986 with at least $2.5M 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 Defiance, Ohio.
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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 |
|---|---|---|---|---|---|---|---|
| July 12, 1986 | F2 | Defiance, Ohio | 3.3 mi | 73 yd | 0 | 0 | $2.5M |
| August 10, 1971 | F2 | Defiance, Ohio | 0.5 mi | 100 yd | 0 | 0 | $25K |
| August 24, 2016 | EF2 | Defiance, Ohio | 1.62 mi | 250 yd | 0 | 0 | N/A |
| August 24, 2016 | EF2 | Defiance, Ohio | 2.64 mi | 400 yd | 0 | 0 | N/A |
| July 29, 2023 | EF1 | Defiance, Ohio | 0.71 mi | 100 yd | 0 | 0 | $55K |
| April 4, 2026 | EF1 | Defiance, Ohio | 4.08 mi | 225 yd | 0 | 0 | N/A |
| March 8, 2009 | EF0 | Defiance, Ohio | 5.06 mi | 50 yd | 0 | 0 | $100K |
| July 19, 1971 | F0 | Defiance, Ohio | 0.3 mi | 200 yd | 0 | 0 | $25K |
| July 5, 1987 | F0 | Defiance, Ohio | 1.3 mi | 60 yd | 0 | 0 | $25K |
| April 16, 1960 | F0 | Defiance, Ohio | 0.8 mi | 77 yd | 0 | 0 | $2K |
| June 26, 1973 | F0 | Defiance, Ohio | 0.3 mi | 33 yd | 0 | 0 | $250 |
| November 10, 2002 | F0 | Defiance, Ohio | 3 mi | 50 yd | 0 | 0 | N/A |
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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.