Grant County, Wisconsin tornadoes

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62confirmed tornadoes since NOAA records began in 1950 (the first here in 1954). Most recent: July 15, 2024, EF1. 2026 so far: 2 preliminary reports 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 Grant County

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The record

At a glance

Total621950 to 2025
Per year0.8average since 1950
Peak monthJune24 of 62
StrongestF3May 30, 1985
Deaths2whole paths, see note
Injuries37whole paths, see note

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

Seasons

When tornadoes hit here

By month

240 Jan: 0Feb: 0Mar: 2Apr: 3May: 18Jun: 24Jul: 5Aug: 4Sep: 5Oct: 1Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

June is the peak month, with 24 of 62 tornadoes.

By time of day

80 12 AM: 0: 1: 03 AM: 1: 0: 06 AM: 0: 0: 09 AM: 2: 0: 112 PM: 3: 6: 73 PM: 8: 8: 66 PM: 5: 3: 19 PM: 5: 3: 212 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 3:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

70 1950: 0: 0: 0: 0: 1: 0: 0: 1: 0: 11960: 0: 0: 0: 0: 0: 0: 1: 1: 0: 51970: 2: 6: 2: 1: 0: 0: 0: 0: 0: 01980: 1: 0: 0: 0: 0: 2: 0: 0: 7: 01990: 0: 1: 0: 5: 2: 0: 1: 0: 1: 02000: 0: 0: 0: 0: 0: 1: 0: 5: 2: 12010: 0: 0: 1: 1: 3: 0: 0: 0: 2: 02020: 2: 1: 0: 0: 2: 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: 2 preliminary reports.

By rating

EF0
20
EF1
27
EF2
12
EF3
3

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

F3, May 30, 1985

2 deaths, 27 injuries Strongest

F3, May 30, 1985

34 mile path Longest path

34.2 miles, F1

June 24, 1971, whole path Widest

1,500 yards, F3

May 30, 1985
Every tornado

All 62 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Jul 15, 2024EF10.29 mi30 yd00
Jun 22, 2024EF00.16 mi40 yd00
Aug 7, 2021EF39.38 mi1,100 yd00
Aug 10, 2020EF00.55 mi50 yd00
Mar 28, 2020EF16.22 mi120 yd00
Jun 26, 2018EF00.09 mi10 yd00
May 9, 2018EF01.55 mi70 yd00
Jun 29, 2014EF18.18 mi600 yd00
Jun 16, 2014EF10.49 mi25 yd00
Jun 16, 2014EF23.76 mi100 yd05
May 29, 2013EF06.38 mi10 yd00
Sep 4, 2012EF20.72 mi75 yd00
Apr 26, 2009EF00.13 mi15 yd00
Jun 12, 2008EF00.25 mi50 yd00
Jun 7, 2008EF00.1 mi30 yd00
Jun 3, 2007EF00.25 mi30 yd00
Jun 3, 2007EF00.2 mi20 yd00
Jun 3, 2007EF00.25 mi30 yd00
May 26, 2007EF00.3 mi40 yd00
Mar 31, 2007EF00.25 mi50 yd00
Aug 18, 2005F14 mi55 yd00
Jun 18, 1998F00.1 mi40 yd01
Jun 16, 1996F02 mi30 yd00
Jul 4, 1994F13 mi300 yd00
Jun 12, 1994F15 mi300 yd00
This year

2026 preliminary reports not yet confirmed

Report dateLocationRating
Jun 17, 20264 SE BoscobelNot yet rated
Apr 14, 20265 E Mount HopeNot 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.