Tornado History Map

Rock County, Nebraska tornado history

22 tornadoes recorded in or across Rock County from 1956 to 2011, 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 Rock County

The Storm Prediction Center records 22 tornadoes whose paths touched Rock County, Nebraska between 1956 and 2011. None of them is recorded as having killed anyone. The busiest month is June, with 12 tornadoes. The strongest was an F4 on 29 October 1956. The most recent was on 30 May 2011.

  • 22tornadoes
  • 0deaths
  • 5injuries
  • 218per 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 Rock County?

RatingTornadoesShare
F0 / EF01255%
F1 / EF1523%
F2 / EF2418%
F3 / EF300%
F4 / EF415%
F5 / EF500%
Unknown rating00%

Rock County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 10 in 2000s.1950s21960s21970s31990s42000s102010s1

The 2010s only run to 2011, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s2
1960s2
1970s3
1990s4
2000s10
2010s1
Tornadoes by month
Bar chart of tornadoes by period. The most is 12 in Jun.Jan0Feb0Mar0Apr0May5Jun12Jul2Aug1Sep0Oct2Nov0Dec0
Show the numbers
PeriodCount
Jan0
Feb0
Mar0
Apr0
May5
Jun12
Jul2
Aug1
Sep0
Oct2
Nov0
Dec0

Records for Rock County

Notable tornadoes in Rock County

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

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