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.

Key Tornado Statistics

Total Tornadoes6
Total Deaths2
Total Injuries5
Property Damage$300K
Avg Length11.7 mi
Avg Width62 yd

Key Tornado Facts for Koochiching, Minnesota

Top local patterns from the historical tornado records in this group.

Average 0.2 tornadoes per year (0.0/yr in last decade)
September is the peak tornado month with 2 recorded events
Deadliest tornado: F0 in Koochiching, Minnesota with 2 deaths
1955 was the most active year with 1 tornadoes
The 1950s had the most tornado activity (2 events)
Longest tornado: 54.5 miles in Koochiching, Minnesota
Widest tornado: 200.0 yards in Koochiching, Minnesota
Most tornadoes in one day: 1 on Sep 17, 1955

Monthly Distribution

Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.

January
February
March
April
May
June
July
August
September
October
November
December

Summary: In Koochiching, Minnesota, September 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.

10

Summary: 1955 was the most active year with 1 recorded tornadoes.

Tornado Intensity Distribution

Shows the breakdown of tornadoes by EF/F rating.

F0
F1
F2
Unknown

Summary: F0 tornadoes are the most common in this group, with 3 recorded events.

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.

$250K$25K$2K$0

Summary: The highest reported property damage year in this group is 1973 with at least $250K in NOAA-listed property damage.

Historical Track Sketch

F2 September 1, 19731973F1 September 17, 19551955F0 August 9, 19931993F0 July 16, 19811981F0 June 8, 19851985Unknown June 23, 19561956© OpenStreetMap contributors
This map covers the wider location—not your exact property.Measure the closest recorded track to a street address in or near Koochiching, Minnesota.
Measure distance free

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
Did any of these records occur near a property you care about?Use an exact street address for a property-centered preview around Koochiching, Minnesota.
Check a Koochiching, Minnesota address

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.

Terms · Privacy