Jefferson County, Nebraska tornadoes

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30confirmed tornadoes since NOAA records began in 1950 (the first here in 1956). Most recent: June 9, 2020, EFU. 2026 so far: 1 preliminary report preliminary

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Map

Every tornado path in the county

Tornado paths, 1950 to 2025
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(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5Unrated

Each path is a straight line from where the tornado started to where it ended, which is all most NOAA records hold. Tap a path for its details.

Recent warnings

Recent warnings in Jefferson County

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The record

At a glance

Total301950 to 2025
Per year0.4average since 1950
Peak monthMay15 of 30
StrongestF4May 22, 2004
Deaths1whole paths, see note
Injuries42whole paths, see note

Deaths and injuries are NOAA's totals for each tornado's whole path, which can extend beyond Jefferson County.

Seasons

When tornadoes hit here

By month

150 Jan: 0Feb: 0Mar: 0Apr: 4May: 15Jun: 5Jul: 4Aug: 1Sep: 1Oct: 0Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

May is the peak month, with 15 of 30 tornadoes.

By time of day

70 12 AM: 0: 1: 03 AM: 0: 0: 06 AM: 0: 0: 09 AM: 0: 0: 012 PM: 0: 0: 03 PM: 2: 2: 66 PM: 7: 5: 59 PM: 2: 0: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 6:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

30 1950: 0: 0: 0: 0: 0: 0: 1: 1: 0: 11960: 0: 0: 0: 1: 0: 1: 0: 2: 0: 01970: 0: 0: 0: 0: 0: 1: 1: 0: 2: 01980: 0: 0: 0: 0: 0: 0: 0: 1: 0: 01990: 0: 0: 0: 2: 0: 1: 2: 0: 1: 02000: 0: 0: 0: 0: 3: 0: 0: 1: 2: 02010: 2: 0: 0: 2: 1: 0: 0: 0: 0: 02020: 1: 0: 0: 0: 0: 019501960197019801990200020102020

The line is the five-year average. Tornadoes before about 1953 were under-reported, and better radar since the 1990s finds more weak ones. This year so far: 1 preliminary reports.

By rating

EF0
9
EF1
8
EF2
8
EF3
3
EF4
1
Unknown
1

Ratings before February 2007 use the original F scale; the numbers line up with today's EF scale. Unknown means NOAA could not assign a rating.

The record

Notable tornadoes

Deadliest

F4, May 22, 2004

1 deaths, 38 injuries Strongest

F4, May 22, 2004

54 mile path Longest path

75.3 miles, F2

May 20, 1957, whole path Widest

4,400 yards, F4

May 22, 2004
Every tornado

All 30 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Jun 9, 2020EFU0.1 mi1 yd00
May 11, 2014EF115.5 mi500 yd01
May 27, 2013EF25.93 mi600 yd00
May 27, 2013EF03.28 mi100 yd00
Sep 13, 2010EF00.22 mi50 yd00
Apr 29, 2010EF12.89 mi300 yd00
Jun 11, 2008EF00.21 mi40 yd00
May 29, 2008EF355.22 mi1,320 yd00
May 6, 2007EF01 mi300 yd00
May 22, 2004F13 mi100 yd00
May 22, 2004F02 mi80 yd00
May 22, 2004F454 mi4,400 yd138
Jun 27, 1998F00.5 mi50 yd00
May 8, 1996F12.5 mi100 yd00
May 8, 1996F11.5 mi100 yd00
May 16, 1995F02 mi100 yd00
Jul 24, 1993F29 mi300 yd00
Jul 24, 1993F39 mi1,760 yd00
Aug 17, 1987F20.2 mi50 yd00
Jul 21, 1978F10.5 mi23 yd00
Jul 6, 1978F24.4 mi100 yd00
Apr 14, 1976F16.5 mi23 yd00
May 25, 1975F00.2 mi10 yd00
Jun 9, 1967F248.5 mi10 yd02
Jun 7, 1967F267.3 mi10 yd00
This year

2026 preliminary reports not yet confirmed

Report dateLocationRating
May 18, 20265 S DillerNot yet rated

Preliminary reports from the Storm Prediction Center. One tornado can be reported more than once, and NOAA confirms the final record months later.

Nearby

Nearby counties

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Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025, and SPC preliminary reports for 2026. Page built October 13, 2026.