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Tornado History

Idaho Tornado History

This page summarizes tornado history for Idaho. The local dataset contains 206 tornado records from 1954 through 2025, with a strongest listed rating of F2 (Considerable damage) and at least $8.9M in reported property damage. The latest tornado record in this group is October 27, 2025. Across these records, NOAA lists 0 deaths and 8 injuries.

Key Tornado Statistics

Total Tornadoes206
Total Deaths0
Total Injuries8
Property Damage$8.9M
Avg Length1.5 mi
Avg Width49 yd

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Key Tornado Facts for Idaho

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

Average 2.9 tornadoes per year (2.0/yr in last decade)
June is the peak tornado month with 46 recorded events
Deadliest tornado: Unknown in Idaho with 0 deaths
2000 was the most active year with 14 tornadoes
The 2000s had the most tornado activity (51 events)
Longest tornado: 15 miles in Idaho
Widest tornado: 1,760.0 yards in Idaho
Most tornadoes in one day: 6 on Feb 14, 2000

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 Idaho, June is the most active month with 46 tornadoes.

Annual Tornado Trend

Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.

141050

Summary: 2000 was the most active year with 14 recorded tornadoes.

Tornado Intensity Distribution

Shows the breakdown of tornadoes by EF/F rating.

F0
EF0
F1
EF1
F2
Unknown
EFU

Summary: F0 tornadoes are the most common in this group, with 87 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.

$3.5M$346K$35K$0

Summary: The highest reported property damage year in this group is 2000 with at least $3.5M in NOAA-listed property damage.

Tornado Count By County

Compares the counties with the most tornado records in this state dataset.

Bingham
Jefferson
Power
Ada
Twin Falls
Cassia
Butte
Madison
Gooding
Bonneville
Canyon
Blaine
Jerome
Elmore
Clark
Bannock
Fremont
Owyhee
Camas
Caribou

Summary: Bingham County has the highest count in this state group with 18 tornado records.

Historical Track Sketch

F2 April 7, 19781978F2 August 17, 19901990F2 April 9, 19911991F2 May 18, 19911991F2 June 4, 20062006F2 September 26, 19591959F2 May 8, 19621962F2 June 9, 19901990F2 September 11, 19681968F1 February 14, 20002000F1 February 14, 20002000F1 February 14, 20002000F1 May 21, 19861986F1 June 15, 19871987F1 February 14, 2000F1 June 1, 2002F1 May 17, 1996F1 May 17, 1996F1 July 20, 1999F1 June 27, 1958F1 March 13, 1959F1 July 5, 1961F1 May 26, 1964F1 August 19, 1978F1 July 8, 1980F1 July 1, 1983F1 May 15, 1984F1 May 15, 1984F1 March 21, 1984F1 October 26, 1984F1 May 2, 1985F1 September 8, 1985F1 August 10, 1986F1 May 19, 1986F1 May 21, 1986F1 July 21, 1987F1 April 20, 1988F1 July 9, 1990F1 June 4, 1991F1 March 25, 1991F1 June 2, 1992F1 May 2, 1973F1 July 17, 1981F1 April 21, 1981F1 August 24, 1984F1 April 11, 1985F1 June 24, 1986F1 July 18, 1987F1 April 17, 1988F1 April 17, 1988F1 April 20, 1988F1 June 10, 1990F1 June 19, 1991F1 May 21, 1992EF1 May 31, 2018F1 June 30, 1982F1 March 23, 1988F1 August 25, 1955F1 June 1, 1956F1 June 3, 1956F1 July 9, 1956F1 May 18, 1956F1 June 5, 1957F1 August 18, 1983F1 June 2, 1961F1 August 24, 1986F1 May 29, 1994F0 February 14, 2000F0 March 25, 2006F0 February 14, 2000F0 May 5, 2005F0 June 25, 2004F0 April 25, 1995F0 July 10, 1998F0 August 9, 1987F0 June 15, 1988F0 July 28, 1989F0 April 24, 1991EF0 October 7, 2010F0 June 10, 1998© OpenStreetMap contributors

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
April 7, 1978F2Bonneville, Idaho1.5 mi73 yd01$2.5M
August 17, 1990F2Power, Idaho4 mi100 yd00$250K
April 9, 1991F2Bonner, Idaho1 mi100 yd00$250K
May 18, 1991F2Minidoka, Idaho0.2 mi50 yd00$250K
June 4, 2006F2Adams, Idaho12 mi1760 yd01$100K
September 26, 1959F2Madison, Idaho1 mi33 yd00$25K
May 8, 1962F2Nez Perce, Idaho9.1 mi33 yd00$25K
June 9, 1990F2Jerome, Idaho0.2 mi10 yd00$25K
September 11, 1968F2Minidoka, Idaho0.5 mi440 yd00N/A
February 14, 2000F1Bingham, Idaho14 mi300 yd00$2.2M
February 14, 2000F1Bingham, Idaho6 mi200 yd00$350K
February 14, 2000F1Bingham, Idaho9 mi200 yd01$275K

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Top County Pages

Top Location Pages

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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.