Tornado History
Osceola Tornado History
This county-level tornado history page focuses on Osceola, Iowa. The records below identify 26 tornadoes from 1964 through 2021, including a highest listed rating of EF4 (Devastating damage). NOAA damage estimates in this group total at least $11.9M, with 0 deaths and 13 injuries recorded across the listed events.
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Key Tornado Statistics
Key Tornado Facts for Osceola, Iowa
Top local patterns from the historical tornado records in this group.
Average 0.4 tornadoes per year (0.5/yr in last decade)
June is the peak tornado month with 14 recorded events
Deadliest tornado: F2 in Osceola, Iowa with 0 deaths
2010 was the most active year with 4 tornadoes
The 2010s had the most tornado activity (7 events)
Longest tornado: 8.8 miles in Osceola, Iowa
Widest tornado: 1,533.0 yards in Osceola, Iowa
Most tornadoes in one day: 2 on Jun 14, 1981
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Osceola, Iowa, June is the most active month with 14 tornadoes.
Annual Tornado Trend
Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.
Summary: 2010 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 1981 with at least $5.0M 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 Osceola, 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 |
|---|---|---|---|---|---|---|---|
| June 25, 2010 | EF4 | Osceola, Iowa | 8.47 mi | 800 yd | 0 | 13 | $3.0M |
| May 31, 1971 | F3 | Osceola, Iowa | 8.6 mi | 250 yd | 0 | 0 | $250K |
| June 14, 1981 | F2 | Osceola, Iowa | 8.3 mi | 1533 yd | 0 | 0 | $2.5M |
| June 14, 1981 | F2 | Osceola, Iowa | 8.8 mi | 1533 yd | 0 | 0 | $2.5M |
| June 6, 1982 | F2 | Osceola, Iowa | 2 mi | 67 yd | 0 | 0 | $2.5M |
| August 18, 2017 | EF2 | Osceola, Iowa | 5.14 mi | 250 yd | 0 | 0 | $300K |
| June 13, 1968 | F2 | Osceola, Iowa | 0 mi | 200 yd | 0 | 0 | $250K |
| May 8, 1964 | F2 | Osceola, Iowa | 5.1 mi | 200 yd | 0 | 0 | $25K |
| July 9, 1966 | F2 | Osceola, Iowa | 1 mi | 200 yd | 0 | 0 | $25K |
| June 27, 1998 | F1 | Osceola, Iowa | 4 mi | 100 yd | 0 | 0 | $500K |
| August 18, 2017 | EF1 | Osceola, Iowa | 1.63 mi | 100 yd | 0 | 0 | N/A |
| August 20, 2021 | EF0 | Osceola, Iowa | 3.64 mi | 30 yd | 0 | 0 | $30K |
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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.