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Tornado History
Louisa Tornado History
This county-level tornado history page focuses on Louisa, Iowa. The records below identify 15 tornadoes from 1967 through 2024, including a highest listed rating of EF3 (Severe damage). NOAA damage estimates in this group total at least $27.9M, with 0 deaths and 3 injuries recorded across the listed events.
Key Tornado Statistics
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Check any addressKey Tornado Facts for Louisa, Iowa
Top local patterns from the historical tornado records in this group.
Average 0.3 tornadoes per year (0.3/yr in last decade)
May is the peak tornado month with 6 recorded events
Deadliest tornado: F2 in Louisa, Iowa with 0 deaths
1967 was the most active year with 2 tornadoes
The 1980s had the most tornado activity (4 events)
Longest tornado: 16.6 miles in Louisa, Iowa
Widest tornado: 880.0 yards in Louisa, Iowa
Most tornadoes in one day: 2 on Jan 24, 1967
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Louisa, Iowa, May is the most active month with 6 tornadoes.
Annual Tornado Trend
Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.
Summary: 1967 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 1988 with at least $25.0M 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 |
|---|---|---|---|---|---|---|---|
| June 1, 2007 | EF3 | Louisa, Iowa | 5.56 mi | 774 yd | 0 | 1 | $1.0M |
| May 8, 1988 | F2 | Louisa, Iowa | 7 mi | 60 yd | 0 | 0 | $25.0M |
| January 24, 1967 | F2 | Louisa, Iowa | 2 mi | 150 yd | 0 | 1 | $25K |
| January 24, 1967 | F2 | Louisa, Iowa | 3 mi | 250 yd | 0 | 0 | $30 |
| March 6, 2017 | EF2 | Louisa, Iowa | 0.31 mi | 150 yd | 0 | 0 | N/A |
| May 20, 1987 | F1 | Louisa, Iowa | 11.5 mi | 27 yd | 0 | 0 | $250K |
| June 18, 1998 | F1 | Louisa, Iowa | 1 mi | 100 yd | 0 | 1 | $180K |
| April 16, 2024 | EF1 | Louisa, Iowa | 10.75 mi | 600 yd | 0 | 0 | N/A |
| May 10, 2003 | F0 | Louisa, Iowa | 11.5 mi | 200 yd | 0 | 0 | $1.0M |
| April 3, 1981 | F0 | Louisa, Iowa | 16.6 mi | 33 yd | 0 | 0 | $250K |
| April 30, 2003 | F0 | Louisa, Iowa | 16 mi | 880 yd | 0 | 0 | $200K |
| June 18, 1998 | F0 | Louisa, Iowa | 0.1 mi | 0.5 yd | 0 | 0 | $2K |
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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.