Brown County, Wisconsin tornado history

33 tornadoes recorded in or across Brown County from 1957 to 2021, 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 Brown County

The Storm Prediction Center records 33 tornadoes whose paths touched Brown County, Wisconsin between 1957 and 2021. None of them is recorded as having killed anyone. The busiest month is August, with 10 tornadoes. The strongest was an F3 on 26 June 1969. The most recent was on 11 August 2021.

  • 33tornadoes
  • 0deaths
  • 13injuries
  • 623per 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 Brown County?

RatingTornadoesShare
F0 / EF01339%
F1 / EF11442%
F2 / EF2515%
F3 / EF313%
F4 / EF400%
F5 / EF500%
Unknown rating00%

Brown County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 9 in 2010s.1950s51960s51970s81990s22000s32010s92020s1

The 2020s only run to 2021, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s5
1960s5
1970s8
1990s2
2000s3
2010s9
2020s1
Tornadoes by month
Bar chart of tornadoes by period. The most is 10 in Aug.Jan0Feb0Mar0Apr4May7Jun7Jul4Aug10Sep1Oct0Nov0Dec0
Show the numbers
PeriodCount
Jan0
Feb0
Mar0
Apr4
May7
Jun7
Jul4
Aug10
Sep1
Oct0
Nov0
Dec0

Records for Brown County

  • Strongest: Wisconsin tornado26 June 1969, F3, 1 injury, 15.3 miles long
  • Longest path: Wisconsin tornado6 August 2013, EF1, 33.1 miles long
  • Most recent: Wisconsin tornado11 August 2021, EF0, 2.3 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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