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Tornado History
Winneshiek Tornado History
This county-level tornado history page focuses on Winneshiek, Iowa. The records below identify 22 tornadoes from 1957 through 2024, including a highest listed rating of F4 (Devastating damage). NOAA damage estimates in this group total at least $6.3M, with 0 deaths and 2 injuries recorded across the listed events.
Key Tornado Statistics
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Check any addressKey Tornado Facts for Winneshiek, Iowa
Top local patterns from the historical tornado records in this group.
Average 0.3 tornadoes per year (0.6/yr in last decade)
August is the peak tornado month with 7 recorded events
Deadliest tornado: F0 in Winneshiek, Iowa with 0 deaths
1979 was the most active year with 4 tornadoes
The 1970s had the most tornado activity (5 events)
Longest tornado: 14.7 miles in Winneshiek, Iowa
Widest tornado: 300.0 yards in Winneshiek, Iowa
Most tornadoes in one day: 3 on Aug 4, 1979
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Winneshiek, Iowa, August 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: 1979 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 1987 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 |
|---|---|---|---|---|---|---|---|
| May 5, 1965 | F4 | Winneshiek, Iowa | 2.3 mi | 200 yd | 0 | 0 | $25K |
| July 29, 1987 | F2 | Winneshiek, Iowa | 3 mi | 30 yd | 0 | 0 | $2.5M |
| March 24, 1988 | F2 | Winneshiek, Iowa | 7 mi | 33 yd | 0 | 0 | $2.5M |
| August 25, 1965 | F2 | Winneshiek, Iowa | 14.7 mi | 150 yd | 0 | 1 | $250K |
| June 4, 1973 | F2 | Winneshiek, Iowa | 1 mi | 100 yd | 0 | 0 | $250K |
| July 10, 1984 | F1 | Winneshiek, Iowa | 2 mi | 50 yd | 0 | 0 | $250K |
| June 12, 1990 | F1 | Winneshiek, Iowa | 2 mi | 40 yd | 0 | 0 | $250K |
| August 4, 1979 | F1 | Winneshiek, Iowa | 0.1 mi | 30 yd | 0 | 1 | $25K |
| August 4, 1979 | F1 | Winneshiek, Iowa | 0.1 mi | 30 yd | 0 | 0 | $25K |
| May 24, 1989 | F1 | Winneshiek, Iowa | 2.5 mi | 33 yd | 0 | 0 | $25K |
| August 4, 1979 | F1 | Winneshiek, Iowa | 0.1 mi | 30 yd | 0 | 0 | $2K |
| April 12, 2022 | EF0 | Winneshiek, Iowa | 0.6 mi | 125 yd | 0 | 0 | $125K |
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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.