Tornado History
Washington Tornado History
This location page summarizes tornado records that list Washington, Iowa as a begin or end location. The dataset includes 5 matching records from 1998 through 2026. The strongest matching rating is F3 (Severe damage), the latest matching tornado is April 17, 2026, and minimum reported property damage totals $9.1M.
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Key Tornado Statistics
Key Tornado Facts for Washington, Iowa
Top local patterns from the historical tornado records in this group.
Average 0.2 tornadoes per year (0.1/yr in last decade)
April is the peak tornado month with 2 recorded events
Deadliest tornado: F3 in Washington, Iowa with 0 deaths
1998 was the most active year with 1 tornadoes
The 2000s had the most tornado activity (3 events)
Longest tornado: 18 miles in Washington, Iowa
Widest tornado: 400.0 yards in Washington, Iowa
Most tornadoes in one day: 1 on May 15, 1998
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Washington, Iowa, April 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: 1998 was the most active year with 1 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 1998 with at least $9.0M 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 Washington, 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 15, 1998 | F3 | Washington, Iowa | 18 mi | 400 yd | 0 | 28 | $9.0M |
| April 2, 2006 | F2 | Washington, Iowa | 1 mi | 75 yd | 0 | 0 | $25K |
| July 16, 2007 | EF1 | Washington, Iowa | 0.5 mi | 100 yd | 0 | 0 | $100K |
| April 17, 2026 | EF1 | Washington, Iowa | 5.34 mi | 100 yd | 0 | 0 | N/A |
| June 12, 2002 | F0 | Washington, Iowa | 0.1 mi | 10 yd | 0 | 0 | N/A |
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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.