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Tornado History

Valley Tornado History

This county-level tornado history page focuses on Valley, Montana. The records below identify 40 tornadoes from 1954 through 2024, including a highest listed rating of F2 (Considerable damage). NOAA damage estimates in this group total at least $651K, with 0 deaths and 0 injuries recorded across the listed events.

Key Tornado Statistics

Total Tornadoes40
Total Deaths0
Total Injuries0
Property Damage$651K
Avg Length2.7 mi
Avg Width50 yd

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Key Tornado Facts for Valley, Montana

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

Average 0.6 tornadoes per year (0.6/yr in last decade)
July is the peak tornado month with 21 recorded events
Deadliest tornado: Unknown in Valley, Montana with 0 deaths
1988 was the most active year with 5 tornadoes
The 2000s had the most tornado activity (11 events)
Longest tornado: 42.9 miles in Valley, Montana
Widest tornado: 457.0 yards in Valley, Montana
Most tornadoes in one day: 5 on Jul 5, 1988

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 Valley, Montana, July is the most active month with 21 tornadoes.

Annual Tornado Trend

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

5420

Summary: 1988 was the most active year with 5 recorded tornadoes.

Tornado Intensity Distribution

Shows the breakdown of tornadoes by EF/F rating.

F0
EF0
F1
EF1
F2
EF2
Unknown
EFU

Summary: F0 tornadoes are the most common in this group, with 17 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 1962 with at least $250K in NOAA-listed property damage.

Historical Track Sketch

F2 August 4, 19621962F2 June 25, 19751975F2 June 11, 19721972F2 June 25, 19751975EF2 July 18, 20222022F1 June 21, 19991999EF1 August 10, 20072007F1 July 10, 19831983F1 August 6, 19701970F1 June 11, 19721972F0 July 8, 20022002F0 July 8, 20022002F0 June 25, 19751975F0 July 5, 19881988F0 July 5, 1988F0 July 5, 1988F0 July 5, 1988F0 July 5, 1988F0 August 18, 1989F0 August 26, 1995F0 June 21, 1999F0 July 2, 2000F0 July 3, 2000F0 June 7, 2000F0 July 10, 2000F0 July 20, 2001F0 July 8, 2002EF0 July 13, 2009EF0 July 13, 2009EF0 June 21, 2010EF0 June 29, 2011EF0 May 20, 2020EF0 July 12, 2024EF0 July 12, 2024EF0 July 12, 2024Unknown July 9, 1954Unknown June 18, 1958Unknown July 4, 1978Unknown August 26, 1995EFU June 9, 2023© 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
August 4, 1962F2Valley, Montana42.9 mi73 yd00$250K
June 25, 1975F2Valley, Montana0 mi33 yd00$25K
June 11, 1972F2Valley, Montana0.3 mi30 yd00$2K
June 25, 1975F2Valley, Montana0 mi33 yd00N/A
July 18, 2022EF2Valley, Montana8 mi457 yd00N/A
June 21, 1999F1Valley, Montana0.2 mi100 yd00$250K
August 10, 2007EF1Valley, Montana0.25 mi10 yd00$10K
July 10, 1983F1Valley, Montana1 mi100 yd00$2K
August 6, 1970F1Valley, Montana0 mi33 yd00$250
June 11, 1972F1Valley, Montana3.6 mi30 yd00N/A
July 8, 2002F0Valley, Montana0.5 mi50 yd00$100K
July 8, 2002F0Valley, Montana0.1 mi50 yd00$10K

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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.