Tornado History
Knox Tornado History
This county-level tornado history page focuses on Knox, Indiana. The records below identify 27 tornadoes from 1954 through 2024, including a highest listed rating of F4 (Devastating damage). NOAA damage estimates in this group total at least $10.8M, with 0 deaths and 22 injuries recorded across the listed events.
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Key Tornado Statistics
Key Tornado Facts for Knox, Indiana
Top local patterns from the historical tornado records in this group.
Average 0.4 tornadoes per year (0.3/yr in last decade)
April is the peak tornado month with 7 recorded events
Deadliest tornado: F1 in Knox, Indiana with 0 deaths
1989 was the most active year with 4 tornadoes
The 1990s had the most tornado activity (7 events)
Longest tornado: 26.2 miles in Knox, Indiana
Widest tornado: 900.0 yards in Knox, Indiana
Most tornadoes in one day: 3 on Jun 2, 1990
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Knox, Indiana, April is the most active month with 7 tornadoes.
Annual Tornado Trend
Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.
Summary: 1989 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 1990 with at least $5.0M 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 Knox, Indiana.
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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 |
|---|---|---|---|---|---|---|---|
| June 2, 1990 | F4 | Knox, Indiana | 8 mi | 200 yd | 0 | 0 | $2.5M |
| June 2, 1990 | F4 | Knox, Indiana | 3 mi | 200 yd | 0 | 0 | $2.5M |
| January 7, 1989 | F4 | Knox, Indiana | 12 mi | 100 yd | 0 | 5 | $250K |
| February 10, 1959 | F3 | Knox, Indiana | 3.3 mi | 100 yd | 0 | 0 | $25K |
| April 19, 1963 | F2 | Knox, Indiana | 7.9 mi | 250 yd | 0 | 12 | $2.5M |
| September 20, 2002 | F2 | Knox, Indiana | 11.5 mi | 150 yd | 0 | 2 | $1.0M |
| May 26, 2024 | EF2 | Knox, Indiana | 12.14 mi | 50 yd | 0 | 0 | $700K |
| April 30, 1962 | F2 | Knox, Indiana | 26.2 mi | 33 yd | 0 | 0 | $250K |
| May 6, 1971 | F2 | Knox, Indiana | 14.1 mi | 50 yd | 0 | 1 | $250K |
| November 17, 2013 | EF2 | Knox, Indiana | 8.81 mi | 100 yd | 0 | 1 | $75K |
| February 25, 1956 | F2 | Knox, Indiana | 7.2 mi | 900 yd | 0 | 1 | $25K |
| December 11, 1967 | F2 | Knox, Indiana | 0 mi | 33 yd | 0 | 0 | $25K |
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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.