Tornado History
Polk Tornado History
This county-level tornado history page focuses on Polk, Minnesota. The records below identify 81 tornadoes from 1955 through 2025, including a highest listed rating of EF3 (Severe damage). NOAA damage estimates in this group total at least $8.4M, with 4 deaths and 21 injuries recorded across the listed events.
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Key Tornado Statistics
Key Tornado Facts for Polk, Minnesota
Top local patterns from the historical tornado records in this group.
Average 1.1 tornadoes per year (2.0/yr in last decade)
June is the peak tornado month with 28 recorded events
Deadliest tornado: F1 in Polk, Minnesota with 2 deaths
2005 was the most active year with 9 tornadoes
The 2010s had the most tornado activity (21 events)
Longest tornado: 25.1 miles in Polk, Minnesota
Widest tornado: 800.0 yards in Polk, Minnesota
Most tornadoes in one day: 5 on Jun 23, 2005
Monthly Distribution
Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.
Summary: In Polk, Minnesota, June is the most active month with 28 tornadoes.
Annual Tornado Trend
Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.
Summary: 2005 was the most active year with 9 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 2018 with at least $6.5M 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 Polk, Minnesota.
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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 17, 2010 | EF3 | Polk, Minnesota | 9 mi | 150 yd | 1 | 2 | N/A |
| June 29, 2018 | EF2 | Polk, Minnesota | 15.38 mi | 400 yd | 0 | 0 | $6.5M |
| July 13, 1977 | F2 | Polk, Minnesota | 2.3 mi | 100 yd | 0 | 0 | $250K |
| June 30, 1955 | F2 | Polk, Minnesota | 0 mi | 440 yd | 0 | 7 | $25K |
| July 13, 1977 | F2 | Polk, Minnesota | 2 mi | 120 yd | 0 | 2 | $25K |
| July 13, 1977 | F2 | Polk, Minnesota | 1 mi | 100 yd | 0 | 0 | $25K |
| May 21, 2005 | F2 | Polk, Minnesota | 0.3 mi | 75 yd | 0 | 0 | $10K |
| July 5, 1978 | F2 | Polk, Minnesota | 21.3 mi | 400 yd | 1 | 9 | N/A |
| June 23, 2005 | F2 | Polk, Minnesota | 2 mi | 200 yd | 0 | 0 | N/A |
| June 23, 2005 | F2 | Polk, Minnesota | 1.5 mi | 200 yd | 0 | 0 | N/A |
| August 26, 2007 | EF2 | Polk, Minnesota | 3 mi | 300 yd | 0 | 0 | N/A |
| July 21, 2014 | EF2 | Polk, Minnesota | 25.1 mi | 800 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.