Severe Weather History


County archive · 1950 — present

Kenosha County, Wisconsin

Kenosha County, Wisconsin severe weather history spans 340 recorded events between 1959 and 2026. The dominant hazard is thunderstorm wind, accounting for 49.4% of all recorded events. It ranks #1,555 nationally and #40 in Wisconsin.

340

Recorded events

2

Direct deaths

31

Direct injuries

$68.6M

Property damage

The record

What the Kenosha County, Wisconsin severe weather history record shows

Across the archive, Kenosha County, Wisconsin severe weather history averages 5.1 recorded events a year. The busiest stretch on record is the 2000s, with 118 events logged in that decade alone. Roughly 37 events fall before 1990 and 303 from 1990 onward — a gap that reflects the expansion of NOAA reporting practice as much as the weather itself.

The deadliest hazard in the Kenosha County, Wisconsin record is thunderstorm wind, responsible for 1 direct deaths. The costliest is tornado, with $22.5M in reported property damage. In total, 9 distinct hazard types appear in this county archive, each listed with its own dated record below.

Kenosha County, Wisconsin severe weather history: recorded events per decade since 1950
Kenosha County, Wisconsin severe weather history: recorded events per decade since 1950

By hazard type

Every hazard type recorded in Kenosha County

HazardEventsDeathsDamageMaxSpan
Thunderstorm Wind1681$4.9M871960–2026
Hail740$212K2.91959–2026
Flood330$4.1M01997–2026
Flash Flood220$21.6M02000–2024
Lightning171$15.4M01996–2018
Tornado120$22.5MF11963–2026
Heavy Rain90$11K01997–2020
Funnel Cloud40$001997–2011
Strong Wind10$50001997–1997
Source: NOAA/NCEI Storm Events · dates UTC · preliminary data may revise

Decade by decade

Kenosha County, Wisconsin severe weather history by decade

11950s
61960s
101970s
201980s
571990s
1182000s
832010s
452020s

Reporting practice changed over time — early decades are undercounted, not calmer.

Tornado tracks

Paths crossing this county

12 mapped tornado paths intersect this county: 9 touched down inside it and 3 crossed in from a neighbouring county. This comes from path geometry, not county-tagged reports.

DateScaleDeathsInjuriesPath lengthOrigin
2008-01-07EF301510.8 miCrossed in
1963-07-19EF30010.6 miTouched down here
1966-03-21EF20133.1 miCrossed in
2020-08-10EF1006.3 miCrossed in
2010-10-26EF1000.4 miTouched down here
2008-01-07EF1002.5 miTouched down here
1974-06-09EF1002.0 miTouched down here
2024-06-22EF0001.4 miTouched down here
2010-11-22EF0000.9 miTouched down here
2009-06-19EF0001.2 miTouched down here
Source: NOAA SPC SVRGIS tornado tracks · path geometry intersected with county boundaries

Significant events

Deadliest events on record in Kenosha County

DateTypeLocationDeathsInjuriesDamage
Jul 1, 2011Thunderstorm WindSOMERS11$100K
Jun 21, 1997LightningKENOSHA10$0
Jan 7, 2008TornadoPOWERS LAKE015$13.7M
Jul 18, 1997Thunderstorm WindTWIN LAKES09$1.0M
Jul 22, 2001LightningTWIN LAKES04$0
Jul 20, 2018LightningTWIN LAKES01$0
Apr 15, 1996LightningTWIN LAKES01$0
Source: NOAA/NCEI Storm Events · dates UTC

From the record

What the reports say

Written by National Weather Service staff at the time of the event · public domain

Context

Risk, population and federal disasters

Relatively Moderate

FEMA NRI risk rating

168,438

Population (ACS)

$266K

Median home value

16

Federal declarations

DeclaredIncidentTitleType
Jun 30, 2026FloodSEVERE STORMS, TORNADOES, AND FLOODINGDR
Apr 4, 2020BiologicalCOVID-19 PANDEMICDR
Mar 13, 2020BiologicalCOVID-19EM
Mar 11, 2020FloodSEVERE WINTER STORM AND FLOODINGDR
Apr 5, 2011SnowstormSEVERE WINTER STORM AND SNOWSTORMDR
Jun 14, 2008Severe StormSEVERE STORMS, TORNADOES, AND FLOODINGDR
Source: FEMA OpenFEMA disaster declarations · most recent first

Quick answers

Frequently asked

How many severe weather events have been recorded in Kenosha County, Wisconsin?

340 events are on record between 1959 and 2026, causing 2 direct deaths and $68.6M in property damage.

What is the most common severe weather hazard in Kenosha County?

Thunderstorm Wind, with 168 recorded events — 49.4% of everything in the archive for this county.

How many tornadoes have crossed Kenosha County?

12 mapped tornado paths intersect the county boundary; 9 of them touched down inside it. This is derived from path geometry, not county-tagged reports.

How many federal disaster declarations cover Kenosha County?

16 federal disaster declarations from FEMA include Kenosha County, each tied to a specific incident period.

How risky is Kenosha County compared with the rest of the country?

FEMA's National Risk Index rates Kenosha County as relatively moderate risk, placing it in the 85 percentile of its state for expected annual loss.

Where does the Kenosha County, Wisconsin severe weather history data come from?

Every figure is drawn from United States federal public-domain records: NOAA/NCEI Storm Events for the event archive, NOAA SPC SVRGIS for mapped tornado paths, FEMA for disaster declarations and risk ratings, and the U.S. Census for population context. Dates are shown in UTC and recent entries may still be revised by NOAA.

Nearby

Neighbouring counties

All counties in this state →

Cite this page

“Kenosha County, Wisconsin.” Severe Weather History. severeweatherhistory.com/county/wisconsin/kenosha-county/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


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