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Tornado History
Allen Tornado History
This county-level tornado history page focuses on Allen, Ohio. The records below identify 21 tornadoes from 1950 through 2023, including a highest listed rating of F4 (Devastating damage). NOAA damage estimates in this group total at least $5.9M, with 11 deaths and 131 injuries recorded across the listed events.
Key Tornado Statistics
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Check any addressKey Tornado Facts for Allen, Ohio
Top local patterns from the historical tornado records in this group.
Average 0.3 tornadoes per year (0.4/yr in last decade)
April is the peak tornado month with 8 recorded events
Deadliest tornado: F4 in Allen, Ohio with 11 deaths
2023 was the most active year with 3 tornadoes
The 2010s had the most tornado activity (4 events)
Longest tornado: 17.8 miles in Allen, Ohio
Widest tornado: 400.0 yards in Allen, Ohio
Most tornadoes in one day: 3 on Apr 1, 2023
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Allen, Ohio, April is the most active month with 8 tornadoes.
Annual Tornado Trend
Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.
Summary: 2023 was the most active year with 3 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 1965 with at least $2.5M 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 |
|---|---|---|---|---|---|---|---|
| April 11, 1965 | F4 | Allen, Ohio | 17.8 mi | 400 yd | 11 | 100 | $2.5M |
| July 19, 1950 | F3 | Allen, Ohio | 9.7 mi | 300 yd | 0 | 30 | $2.5M |
| April 8, 1980 | F1 | Allen, Ohio | 1 mi | 100 yd | 0 | 1 | $250K |
| April 8, 1980 | F1 | Allen, Ohio | 0.5 mi | 77 yd | 0 | 0 | $250K |
| June 21, 1981 | F1 | Allen, Ohio | 2.7 mi | 33 yd | 0 | 0 | $250K |
| September 20, 2002 | F1 | Allen, Ohio | 0.1 mi | 25 yd | 0 | 0 | $50K |
| May 26, 1965 | F1 | Allen, Ohio | 0 mi | 33 yd | 0 | 0 | $25K |
| June 22, 2006 | F1 | Allen, Ohio | 0.1 mi | 50 yd | 0 | 0 | $20K |
| April 19, 2011 | EF1 | Allen, Ohio | 0.71 mi | 100 yd | 0 | 0 | N/A |
| July 30, 1979 | F0 | Allen, Ohio | 0 mi | 33 yd | 0 | 0 | $25K |
| April 1, 2023 | EF0 | Allen, Ohio | 0.62 mi | 50 yd | 0 | 0 | $20K |
| April 1, 2023 | EF0 | Allen, Ohio | 0.23 mi | 50 yd | 0 | 0 | $10K |
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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.