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.
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Key Tornado Statistics
Key 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
This map covers the wider location—not your exact property.Measure the closest recorded track to a street address in or near Winneshiek, Iowa.
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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 |
|---|---|---|---|---|---|---|---|
| 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 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.