Severe Weather History


County archive · 1950 — present

Marengo County, Alabama

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Marengo County, Alabama severe weather history spans 252 recorded events between 1961 and 2026. The dominant hazard is thunderstorm wind, accounting for 47.2% of all recorded events. It ranks #2,090 nationally and #53 in Alabama.

252

Recorded events

2

Direct deaths

22

Direct injuries

$27.8M

Property damage

The record

What the Marengo County, Alabama severe weather history record shows

Across the archive, Marengo County, Alabama severe weather history averages 3.9 recorded events a year. The busiest stretch on record is the 2000s, with 85 events logged in that decade alone. Roughly 30 events fall before 1990 and 222 from 1990 onward — a gap that reflects the expansion of NOAA reporting practice as much as the weather itself.

The deadliest hazard in the Marengo County, Alabama record is tornado, responsible for 2 direct deaths. The costliest is tornado, with $26.7M in reported property damage. In total, 7 distinct hazard types appear in this county archive, each listed with its own dated record below.

Marengo County, Alabama severe weather history: recorded events per decade since 1950
Marengo County, Alabama severe weather history: recorded events per decade since 1950

By hazard type

Every hazard type recorded in Marengo County

HazardEventsDeathsDamageMaxSpan
Thunderstorm Wind1190$469K751967–2026
Hail750$124K4.251973–2025
Tornado462$26.7MF21961–2023
Flash Flood70$174K01998–2013
Lightning30$250K02003–2023
Funnel Cloud10$002008–2008
Heavy Rain10$002013–2013
Source: NOAA/NCEI Storm Events · dates UTC · preliminary data may revise

Decade by decade

Marengo County, Alabama severe weather history by decade

51960s
91970s
161980s
371990s
852000s
502010s
502020s

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

Tornado tracks

Paths crossing this county

49 mapped tornado paths intersect this county: 40 touched down inside it and 9 crossed in from a neighbouring county. This comes from path geometry, not county-tagged reports.

DateScaleDeathsInjuriesPath lengthOrigin
2011-04-27EF4717122.0 miCrossed in
2011-04-15EF31415.3 miTouched down here
2023-03-26EF2005.8 miTouched down here
2022-03-30EF20037.4 miCrossed in
2021-03-25EF2009.6 miCrossed in
2021-03-17EF20236.6 miCrossed in
2019-12-16EF2036.0 miTouched down here
2017-01-21EF20420.4 miCrossed in
2011-04-15EF2005.4 miCrossed in
2011-04-15EF20010.9 miTouched down here
Source: NOAA SPC SVRGIS tornado tracks · path geometry intersected with county boundaries

Significant events

Deadliest events on record in Marengo County

DateTypeLocationDeathsInjuriesDamage
Apr 15, 2011TornadoNANAFALIA14$4.0M
Feb 6, 2020TornadoOLD SPRING HILL11$0
Dec 17, 2019TornadoDEMOPOLIS MUNI ARPT03$0
Apr 28, 2011TornadoMYRTLEWOOD03$14.0M
Nov 24, 2004TornadoTHOMASTON02$135K
Jul 20, 2000Thunderstorm WindDEMOPOLIS02$10K
Feb 21, 1961Tornado02$25K
Jun 27, 2019Thunderstorm WindSHORTLEAF01$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

18,851

Population (ACS)

$107K

Median home value

20

Federal declarations

DeclaredIncidentTitleType
Sep 26, 2024HurricaneHURRICANE HELENEEM
Dec 10, 2020HurricaneHURRICANE ZETADR
Sep 14, 2020HurricaneHURRICANE SALLYEM
Mar 29, 2020BiologicalCOVID-19 PANDEMICDR
Mar 13, 2020BiologicalCOVID-19EM
Oct 8, 2017HurricaneHURRICANE NATEEM
Source: FEMA OpenFEMA disaster declarations · most recent first

Quick answers

Frequently asked

How many severe weather events have been recorded in Marengo County, Alabama?

252 events are on record between 1961 and 2026, causing 2 direct deaths and $27.8M in property damage.

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

Thunderstorm Wind, with 119 recorded events — 47.2% of everything in the archive for this county.

How many tornadoes have crossed Marengo County?

49 mapped tornado paths intersect the county boundary; 40 of them touched down inside it. This is derived from path geometry, not county-tagged reports.

How many federal disaster declarations cover Marengo County?

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

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

FEMA's National Risk Index rates Marengo County as relatively low risk, placing it in the 52 percentile of its state for expected annual loss.

Where does the Marengo County, Alabama 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

“Marengo County, Alabama.” Severe Weather History. severeweatherhistory.com/county/alabama/marengo-county/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


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