Tornado History
Grand Mound Tornado History
This location page summarizes tornado records that list Grand Mound, Iowa as a begin or end location. The dataset includes 5 matching records from 1995 through 2023. The strongest matching rating is F2 (Considerable damage), the latest matching tornado is March 31, 2023, and minimum reported property damage totals $210K.
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Key Tornado Statistics
Key Tornado Facts for Grand Mound, Iowa
Top local patterns from the historical tornado records in this group.
Average 0.2 tornadoes per year (0.3/yr in last decade)
August is the peak tornado month with 2 recorded events
Deadliest tornado: F2 in Grand Mound, Iowa with 0 deaths
1995 was the most active year with 1 tornadoes
The 2010s had the most tornado activity (3 events)
Longest tornado: 18.02 miles in Grand Mound, Iowa
Widest tornado: 350.0 yards in Grand Mound, Iowa
Most tornadoes in one day: 1 on Jul 27, 1995
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Grand Mound, Iowa, August 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: 1995 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 1995 with at least $200K 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 Grand Mound, 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 |
|---|---|---|---|---|---|---|---|
| July 27, 1995 | F2 | Clinton, Iowa | 10.5 mi | 70 yd | 0 | 0 | $200K |
| March 31, 2023 | EF2 | Clinton, Iowa | 18.02 mi | 350 yd | 0 | 1 | N/A |
| April 9, 2015 | EF1 | Clinton, Iowa | 5.7 mi | 100 yd | 0 | 0 | $10K |
| August 28, 2018 | EF0 | Clinton, Iowa | 3.12 mi | 25 yd | 0 | 0 | N/A |
| August 18, 2019 | EF0 | Clinton, Iowa | 0.1 mi | 20 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.