Severe Weather History


County archive · 1950 — present

Jefferson County, Mississippi

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Heat Advisory

Ashley; Chicot; Morehouse; West Carroll; East Carroll; Richland; Madison; Franklin; Catahoula; Tensas; Concordia; Bolivar; Sunflower; Leflore; Grenada; Carroll; Montgomery; Webster; Clay; Lowndes; Choctaw; Oktibbeha; Washington; Humphreys; Holmes; Attala; Winston; Noxubee; Issaquena; Sharkey; Yazoo; Madison; Leake; Neshoba; Kemper; Warren; Hinds; Rankin; Scott; Newton; Lauderdale; Claiborne; Copiah; Simpson; Smith; Jasper; Clarke; Jefferson; Adams; Franklin; Lincoln; Lawrence; Jefferson Davis; Covington; Jones; Marion; Lamar; Forrest

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Jefferson County, Mississippi severe weather history spans 269 recorded events between 1950 and 2025. The dominant hazard is thunderstorm wind, accounting for 56.1% of all recorded events. It ranks #1,971 nationally and #57 in Mississippi.

269

Recorded events

0

Direct deaths

6

Direct injuries

$8.7M

Property damage

The record

What the Jefferson County, Mississippi severe weather history record shows

Across the archive, Jefferson County, Mississippi severe weather history averages 3.6 recorded events a year. The busiest stretch on record is the 2000s, with 104 events logged in that decade alone. Roughly 17 events fall before 1990 and 252 from 1990 onward — a gap that reflects the expansion of NOAA reporting practice as much as the weather itself.

The costliest is flash flood, with $3.5M in reported property damage. In total, 6 distinct hazard types appear in this county archive, each listed with its own dated record below.

Jefferson County, Mississippi severe weather history: recorded events per decade since 1950
Jefferson County, Mississippi severe weather history: recorded events per decade since 1950

By hazard type

Every hazard type recorded in Jefferson County

HazardEventsDeathsDamageMaxSpan
Thunderstorm Wind1510$1.8M701988–2025
Hail680$273K2.751969–2024
Tornado310$2.9MF41950–2024
Flash Flood160$3.5M01999–2024
Flood20$120K02011–2011
Lightning10$10K02015–2015
Source: NOAA/NCEI Storm Events · dates UTC · preliminary data may revise

Decade by decade

Jefferson County, Mississippi severe weather history by decade

21950s
31960s
11970s
111980s
471990s
1042000s
632010s
382020s

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

Tornado tracks

Paths crossing this county

33 mapped tornado paths intersect this county: 29 touched down inside it and 4 crossed in from a neighbouring county. This comes from path geometry, not county-tagged reports.

DateScaleDeathsInjuriesPath lengthOrigin
1969-01-23EF432241117.8 miTouched down here
2004-11-23EF30018.0 miTouched down here
1976-03-30EF30031.7 miTouched down here
2006-05-10EF2007.0 miTouched down here
2005-09-25EF2015.0 miTouched down here
2005-09-25EF2002.0 miTouched down here
2005-09-25EF20010.0 miTouched down here
1973-09-05EF20427.8 miCrossed in
1953-01-22EF20145.2 miCrossed in
1953-04-24EF20096.7 miTouched down here
Source: NOAA SPC SVRGIS tornado tracks · path geometry intersected with county boundaries

Significant events

Deadliest events on record in Jefferson County

DateTypeLocationDeathsInjuriesDamage
Jun 7, 1995Thunderstorm WindHillsboro03$7K
Mar 29, 1991Thunderstorm Wind02$0
Sep 25, 2005TornadoRED LICK01$300K
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

Very Low

FEMA NRI risk rating

7,068

Population (ACS)

$81K

Median home value

26

Federal declarations

DeclaredIncidentTitleType
Feb 6, 2026Winter StormSEVERE WINTER STORMDR
Jan 24, 2026Winter StormSEVERE WINTER STORMEM
Aug 12, 2023Severe StormSEVERE STORMS, STRAIGHT-LINE WINDS, AND TORNADOES.DR
Oct 22, 2021HurricaneHURRICANE IDADR
Aug 28, 2021HurricaneHURRICANE IDAEM
May 4, 2021Severe Ice StormSEVERE WINTER STORMSDR
Source: FEMA OpenFEMA disaster declarations · most recent first

Quick answers

Frequently asked

How many severe weather events have been recorded in Jefferson County, Mississippi?

269 events are on record between 1950 and 2025, causing 0 direct deaths and $8.7M in property damage.

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

Thunderstorm Wind, with 151 recorded events — 56.1% of everything in the archive for this county.

How many tornadoes have crossed Jefferson County?

33 mapped tornado paths intersect the county boundary; 29 of them touched down inside it. This is derived from path geometry, not county-tagged reports.

How many federal disaster declarations cover Jefferson County?

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

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

FEMA's National Risk Index rates Jefferson County as very low risk, placing it in the 11 percentile of its state for expected annual loss.

Where does the Jefferson County, Mississippi 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

“Jefferson County, Mississippi.” Severe Weather History. severeweatherhistory.com/county/mississippi/jefferson-county/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


Historical reference only — for official alerts visit weather.gov