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Tornado History
Brown Tornado History
This county-level tornado history page focuses on Brown, Illinois. The records below identify 10 tornadoes from 1955 through 2023, including a highest listed rating of F2 (Considerable damage). NOAA damage estimates in this group total at least $2.8M, with 0 deaths and 22 injuries recorded across the listed events.
Key Tornado Statistics
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Check any addressKey Tornado Facts for Brown, Illinois
Top local patterns from the historical tornado records in this group.
Average 0.1 tornadoes per year (0.2/yr in last decade)
October is the peak tornado month with 2 recorded events
Deadliest tornado: F1 in Brown, Illinois with 0 deaths
1959 was the most active year with 2 tornadoes
The 1950s had the most tornado activity (4 events)
Longest tornado: 18.8 miles in Brown, Illinois
Widest tornado: 900.0 yards in Brown, Illinois
Most tornadoes in one day: 1 on Dec 3, 1955
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Brown, Illinois, October is the most active month with 2 tornadoes.
Annual Tornado Trend
Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.
Summary: 1959 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 1966 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 |
|---|---|---|---|---|---|---|---|
| October 14, 1966 | F2 | Brown, Illinois | 1 mi | 100 yd | 0 | 20 | $2.5M |
| April 27, 1956 | F2 | Brown, Illinois | 4.9 mi | 900 yd | 0 | 0 | $25K |
| March 26, 1959 | F2 | Brown, Illinois | 3 mi | 200 yd | 0 | 0 | $25K |
| May 10, 2003 | F2 | Brown, Illinois | 13 mi | 300 yd | 0 | 0 | N/A |
| September 26, 1959 | F1 | Brown, Illinois | 18.8 mi | 33 yd | 0 | 0 | $250K |
| December 3, 1955 | F1 | Brown, Illinois | 12.5 mi | 100 yd | 0 | 0 | $25K |
| August 12, 1999 | F1 | Brown, Illinois | 0.5 mi | 75 yd | 0 | 0 | $20K |
| February 28, 2017 | EF1 | Brown, Illinois | 0.66 mi | 50 yd | 0 | 1 | N/A |
| October 13, 2023 | EF1 | Brown, Illinois | 0.42 mi | 25 yd | 0 | 1 | N/A |
| June 2, 2009 | EF0 | Brown, Illinois | 1.13 mi | 50 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.