Severe Weather History


County archive · 1950 — present

Allendale County, South Carolina

Allendale County, South Carolina severe weather history spans 256 recorded events between 1965 and 2026. The dominant hazard is thunderstorm wind, accounting for 72.3% of all recorded events. It ranks #2,068 nationally and #44 in South Carolina.

256

Recorded events

1

Direct deaths

7

Direct injuries

$5.3M

Property damage

The record

What the Allendale County, South Carolina severe weather history record shows

Across the archive, Allendale County, South Carolina severe weather history averages 4.2 recorded events a year. The busiest stretch on record is the 2010s, with 96 events logged in that decade alone. Roughly 9 events fall before 1990 and 247 from 1990 onward — a gap that reflects the expansion of NOAA reporting practice as much as the weather itself.

The deadliest hazard in the Allendale County, South Carolina record is tornado, responsible for 1 direct deaths. The costliest is tornado, with $4.9M in reported property damage. In total, 6 distinct hazard types appear in this county archive, each listed with its own dated record below.

Allendale County, South Carolina severe weather history: recorded events per decade since 1950
Allendale County, South Carolina severe weather history: recorded events per decade since 1950

By hazard type

Every hazard type recorded in Allendale County

HazardEventsDeathsDamageMaxSpan
Thunderstorm Wind1850$283K651974–2026
Hail350$2502.751982–2022
Tornado201$4.9MF21965–2026
Flash Flood120$55K02003–2013
Lightning30$32K02010–2018
Heavy Rain10$1K02010–2010
Source: NOAA/NCEI Storm Events · dates UTC · preliminary data may revise

Decade by decade

Allendale County, South Carolina severe weather history by decade

11960s
31970s
51980s
221990s
942000s
962010s
352020s

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

Tornado tracks

Paths crossing this county

19 mapped tornado paths intersect this county: 17 touched down inside it and 2 crossed in from a neighbouring county. This comes from path geometry, not county-tagged reports.

DateScaleDeathsInjuriesPath lengthOrigin
2022-04-05EF30034.5 miTouched down here
2022-04-05EF30113.3 miTouched down here
2000-09-22EF2154.8 miTouched down here
2009-04-10EF2005.6 miTouched down here
2008-03-15EF20018.0 miTouched down here
1999-04-15EF2003.0 miCrossed in
2022-04-05EF1001.3 miTouched down here
2009-04-10EF1001.2 miTouched down here
2007-02-13EF1000.0 miTouched down here
2004-09-07EF1004.5 miCrossed in
Source: NOAA SPC SVRGIS tornado tracks · path geometry intersected with county boundaries

Significant events

Deadliest events on record in Allendale County

DateTypeLocationDeathsInjuriesDamage
Sep 23, 2000TornadoMARTIN15$290K
Apr 5, 2022TornadoALLENDALE OSWALD ARP01$0
Sep 23, 2000TornadoMARTIN01$10K
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

7,661

Population (ACS)

$76K

Median home value

25

Federal declarations

DeclaredIncidentTitleType
Jan 23, 2026Winter StormSEVERE WINTER STORMEM
Sep 29, 2024HurricaneHURRICANE HELENEDR
Sep 26, 2024Tropical StormHURRICANE HELENEEM
Aug 5, 2024Tropical StormHURRICANE DEBBYEM
Aug 31, 2023HurricaneHURRICANE IDALIAEM
Nov 21, 2022HurricaneHURRICANE IANDR
Source: FEMA OpenFEMA disaster declarations · most recent first

Quick answers

Frequently asked

How many severe weather events have been recorded in Allendale County, South Carolina?

256 events are on record between 1965 and 2026, causing 1 direct deaths and $5.3M in property damage.

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

Thunderstorm Wind, with 185 recorded events — 72.3% of everything in the archive for this county.

How many tornadoes have crossed Allendale County?

19 mapped tornado paths intersect the county boundary; 17 of them touched down inside it. This is derived from path geometry, not county-tagged reports.

How many federal disaster declarations cover Allendale County?

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

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

FEMA's National Risk Index rates Allendale County as very low risk, placing it in the 35 percentile of its state for expected annual loss.

Where does the Allendale County, South Carolina 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

“Allendale County, South Carolina.” Severe Weather History. severeweatherhistory.com/county/south-carolina/allendale-county/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


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