Severe Weather History


County archive · 1950 — present

Alcorn County, Mississippi

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Alcorn County, Mississippi severe weather history spans 303 recorded events between 1953 and 2026. The dominant hazard is thunderstorm wind, accounting for 48.5% of all recorded events. It ranks #1,766 nationally and #50 in Mississippi.

303

Recorded events

5

Direct deaths

94

Direct injuries

$12.1M

Property damage

The record

What the Alcorn County, Mississippi severe weather history record shows

Across the archive, Alcorn County, Mississippi severe weather history averages 4.2 recorded events a year. The busiest stretch on record is the 2000s, with 95 events logged in that decade alone. Roughly 53 events fall before 1990 and 250 from 1990 onward — a gap that reflects the expansion of NOAA reporting practice as much as the weather itself.

The deadliest hazard in the Alcorn County, Mississippi record is tornado, responsible for 4 direct deaths. The costliest is flash flood, with $5.6M in reported property damage. In total, 7 distinct hazard types appear in this county archive, each listed with its own dated record below.

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

By hazard type

Every hazard type recorded in Alcorn County

HazardEventsDeathsDamageMaxSpan
Thunderstorm Wind1470$1.0M811968–2026
Hail840$39K31974–2026
Flash Flood361$5.6M01996–2025
Tornado254$5.3MF41953–2026
Lightning70$95K01997–2023
Flood30$3K01998–1999
Funnel Cloud10$002019–2019
Source: NOAA/NCEI Storm Events · dates UTC · preliminary data may revise

Decade by decade

Alcorn County, Mississippi severe weather history by decade

41950s
41960s
211970s
241980s
461990s
952000s
592010s
502020s

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

Tornado tracks

Paths crossing this county

23 mapped tornado paths intersect this county: 21 touched down inside it and 2 crossed in from a neighbouring county. This comes from path geometry, not county-tagged reports.

DateScaleDeathsInjuriesPath lengthOrigin
1970-04-19EF447847.6 miCrossed in
1971-05-24EF3059.8 miTouched down here
1966-11-10EF3043.3 miTouched down here
2019-02-23EF2008.3 miTouched down here
1980-04-08EF2000.5 miTouched down here
1973-11-27EF20010.2 miTouched down here
1953-05-04EF2008.8 miTouched down here
2025-04-03EF10028.0 miTouched down here
2008-02-05EF1042.6 miTouched down here
2008-05-02EF10013.8 miCrossed in
Source: NOAA SPC SVRGIS tornado tracks · path geometry intersected with county boundaries

Significant events

Deadliest events on record in Alcorn County

DateTypeLocationDeathsInjuriesDamage
Apr 19, 1970Tornado478$2.5M
May 2, 2010Flash FloodLONE PINE10$4.5M
May 25, 1971Tornado05$250K
Feb 6, 2008TornadoLONE PINE04$250K
Nov 10, 1966Tornado04$250K
Apr 13, 2022Thunderstorm WindCORINTH02$50K
May 6, 1999LightningCORINTH01$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 Low

FEMA NRI risk rating

34,289

Population (ACS)

$142K

Median home value

18

Federal declarations

DeclaredIncidentTitleType
Feb 6, 2026Winter StormSEVERE WINTER STORMDR
Jan 24, 2026Winter StormSEVERE WINTER STORMEM
Oct 22, 2021HurricaneHURRICANE IDADR
Aug 28, 2021HurricaneHURRICANE IDAEM
Apr 5, 2020BiologicalCOVID-19 PANDEMICDR
Mar 13, 2020BiologicalCOVID-19EM
Source: FEMA OpenFEMA disaster declarations · most recent first

Within the county

Most affected places

  • Corinth 149

Quick answers

Frequently asked

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

303 events are on record between 1953 and 2026, causing 5 direct deaths and $12.1M in property damage.

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

Thunderstorm Wind, with 147 recorded events — 48.5% of everything in the archive for this county.

How many tornadoes have crossed Alcorn County?

23 mapped tornado paths intersect the county boundary; 21 of them touched down inside it. This is derived from path geometry, not county-tagged reports.

How many federal disaster declarations cover Alcorn County?

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

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

FEMA's National Risk Index rates Alcorn County as relatively low risk, placing it in the 65 percentile of its state for expected annual loss.

Where does the Alcorn 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

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


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