Tornado History Map

Beaverhead County, Montana tornado history

14 tornadoes recorded in or across Beaverhead County from 1959 to 2023, coloured by rating on the map.

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Years1950 to 2025
Rating (F or EF scale)

Shows tornadoes that started in, or crossed, the chosen state. To see how many have passed near you, search a town or ZIP code, or tap the map.

Key
  • F0 / EF0 Light damage
  • F1 / EF1 Moderate damage
  • F2 / EF2 Considerable damage
  • F3 / EF3 Severe damage
  • F4 / EF4 Devastating damage
  • F5 / EF5 Incredible damage
  • Unknown Not rated (2007 onwards)

How to read the lines. Each line is one tornado, drawn from where it started to where it ended, coloured and sized by its rating. A dot means the record has no end point. Tap a line for its details, or tap anywhere else to see how many tornadoes have passed nearby. Weaker tornadoes appear as you zoom in. Ratings use the Fujita (F) scale before 1 February 2007 and the Enhanced Fujita (EF) scale from then on.

Tornadoes in Beaverhead County

The Storm Prediction Center records 14 tornadoes whose paths touched Beaverhead County, Montana between 1959 and 2023. None of them is recorded as having killed anyone. The busiest month is July, with 5 tornadoes. The strongest was an F2 on 19 May 1962. The most recent was on 6 August 2023.

  • 14tornadoes
  • 0deaths
  • 0injuries
  • 25per 10,000 sq mi of land

A tornado that crossed several counties counts in each one, so county counts add up to more than the state's.

How strong were the tornadoes in Beaverhead County?

RatingTornadoesShare
F0 / EF0964%
F1 / EF1321%
F2 / EF2214%
F3 / EF300%
F4 / EF400%
F5 / EF500%
Unknown rating00%

Beaverhead County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 4 in 1960s.1950s11960s41970s11980s11990s42010s22020s1

The 2020s only run to 2023, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s1
1960s4
1970s1
1980s1
1990s4
2010s2
2020s1
Tornadoes by month
Bar chart of tornadoes by period. The most is 5 in Jul.Jan0Feb0Mar0Apr0May3Jun2Jul5Aug3Sep1Oct0Nov0Dec0
Show the numbers
PeriodCount
Jan0
Feb0
Mar0
Apr0
May3
Jun2
Jul5
Aug3
Sep1
Oct0
Nov0
Dec0

Records for Beaverhead County

  • Strongest: Montana tornado19 May 1962, F2, 2 miles long
  • Longest path: Montana tornado6 June 1976, F1, 3 miles long
  • Most recent: Montana tornado6 August 2023, EF0, 1.6 miles long

Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.

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