Tornado History

Koochiching Tornado History

This county-level tornado history page focuses on Koochiching, Minnesota. The records below identify 6 tornadoes from 1955 through 1993, including a highest listed rating of F2 (Considerable damage). NOAA damage estimates in this group total at least $300K, with 2 deaths and 5 injuries recorded across the listed events.

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6recorded tornadoes
F2 (Considerable damage)highest rating
$300Kminimum property damage
August 9, 1993latest tornado
54.5 milongest listed path
200 ydwidest listed path

Historical Track Sketch

F2 September 1, 19731973F1 September 17, 19551955F0 August 9, 19931993F0 July 16, 19811981F0 June 8, 19851985Unknown June 23, 19561956© OpenStreetMap contributors

Rating Breakdown

  • F2 (Considerable damage)1
  • F1 (Moderate damage)1
  • F0 (Light damage)3
  • Unknown rating1

Most Active Years

  • 19551
  • 19561
  • 19731
  • 19811
  • 19851
  • 19931

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
September 1, 1973F2Koochiching, Minnesota54.5 mi100 yd05$250K
September 17, 1955F1Koochiching, Minnesota0.3 mi23 yd00N/A
August 9, 1993F0Koochiching, Minnesota1.25 mi200 yd20$50K
July 16, 1981F0Koochiching, Minnesota2.3 mi10 yd00$30
June 8, 1985F0Koochiching, Minnesota0.2 mi3 yd00N/A
June 23, 1956UnknownKoochiching, Minnesota0 mi33 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.