Tornado History

Mason City Tornado History

This location page summarizes tornado records that list Mason City, Illinois as a begin or end location. The dataset includes 3 matching records from 2001 through 2025. The strongest matching rating is F0 (Light damage), the latest matching tornado is June 18, 2025, and minimum reported property damage totals $25K.

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3recorded tornadoes
F0 (Light damage)highest rating
$25Kminimum property damage
June 18, 2025latest tornado
2.1 milongest listed path
100 ydwidest listed path

Historical Track Sketch

EF0 March 23, 20212021F0 August 18, 20012001EF0 June 18, 20252025© OpenStreetMap contributors

Rating Breakdown

  • F0 (Light damage)1
  • EF0 (Light damage)2

Most Active Years

  • 20011
  • 20211
  • 20251

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.

DateRatingAreaLengthWidthDeathsInjuriesMin. property damage
March 23, 2021EF0Mason, Illinois2.1 mi30 yd00$25K
August 18, 2001F0Mason, Illinois0.1 mi25 yd00N/A
June 18, 2025EF0Mason, Illinois0.08 mi100 yd00N/A

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Source And Limits

Data source: NOAA/NCEI. TornadoTrace summarizes historical records for screening and research. Coordinates, damage estimates, narratives, and event details can be approximate, incomplete, revised, or missing. Do not use this page as legal, insurance, engineering, real estate, emergency management, or safety advice.