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Tornado History
Boone Tornado History
This county-level tornado history page focuses on Boone, Illinois. The records below identify 25 tornadoes from 1959 through 2025, including a highest listed rating of F4 (Devastating damage). NOAA damage estimates in this group total at least $7.2M, with 25 deaths and 454 injuries recorded across the listed events.
Key Tornado Statistics
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Check any addressKey Tornado Facts for Boone, Illinois
Top local patterns from the historical tornado records in this group.
Average 0.4 tornadoes per year (1.1/yr in last decade)
April is the peak tornado month with 9 recorded events
Deadliest tornado: F4 in Boone, Illinois with 24 deaths
2015 was the most active year with 5 tornadoes
The 2010s had the most tornado activity (9 events)
Longest tornado: 14.01 miles in Boone, Illinois
Widest tornado: 1,200.0 yards in Boone, Illinois
Most tornadoes in one day: 5 on Apr 9, 2015
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Boone, Illinois, April is the most active month with 9 tornadoes.
Annual Tornado Trend
Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.
Summary: 2015 was the most active year with 5 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 2010 with at least $4.5M 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 21, 1967 | F4 | Boone, Illinois | 11.5 mi | 1200 yd | 24 | 410 | $250K |
| January 7, 2008 | EF3 | Boone, Illinois | 6.8 mi | 100 yd | 0 | 4 | $2.0M |
| November 22, 2010 | EF2 | Boone, Illinois | 13.3 mi | 200 yd | 0 | 0 | $4.5M |
| April 9, 2015 | EF1 | Boone, Illinois | 3.92 mi | 50 yd | 0 | 0 | $150K |
| May 17, 2017 | EF1 | Boone, Illinois | 8.36 mi | 100 yd | 0 | 0 | $100K |
| April 9, 2015 | EF1 | Boone, Illinois | 2.21 mi | 100 yd | 0 | 0 | $75K |
| September 26, 1959 | F1 | Boone, Illinois | 3 mi | 33 yd | 0 | 0 | $25K |
| June 22, 1984 | F1 | Boone, Illinois | 0.6 mi | 200 yd | 0 | 0 | $25K |
| June 12, 2008 | EF1 | Boone, Illinois | 6.2 mi | 150 yd | 0 | 0 | $25K |
| March 31, 2023 | EF1 | Boone, Illinois | 14.01 mi | 600 yd | 1 | 40 | N/A |
| June 28, 2017 | EF1 | Boone, Illinois | 5.5 mi | 200 yd | 0 | 0 | N/A |
| June 28, 2017 | EF1 | Boone, Illinois | 1.64 mi | 100 yd | 0 | 0 | N/A |
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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.