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McDonald County, Missouri

Natural disaster risk, federal disaster history and flood insurance facts.

Relatively Low overall risk
38th of 115highest risk in Missouri
$25Mexpected losses a year
24federal declarations
1 in 250homes with flood insurance
Photo: U.S. Geological Survey, public domain

McDonald County, Missouri has a relatively low overall risk from natural hazards in FEMA's National Risk Index. Its risk score is higher than 64% of US counties. It ranks 38th of 115 counties in Missouri. The costliest hazards here are inland flooding, tornadoes and strong wind. FEMA estimates about $25 million a year in expected losses, or roughly $1,082 per resident. Since 1973 it has been included in 24 federal disaster or emergency declarations for natural events (19 major disasters). The most recent was in June 2025 (severe storms, straight-line winds, tornadoes and flooding). Fewer than 1 in 100 homes here carry federal flood insurance (53 policies). Since 1978, federal flood insurance has paid about $13 million on 386 claims here.

FEMA National Risk Index December 2025; OpenFEMA declarations to Nov 6, 2026; NFIP records. Updated November 6, 2026.

Top risks in McDonald County

$16.4 million a yearExpected losses. Damaging events about 4 times a year.
  • Check the FEMA flood map for your address, and ask the seller or landlord about past flooding.
  • Price a flood policy now. Most new federal policies take 30 days to start.

Tornado

Moderate
$3 million a yearExpected losses. Damaging events about once every 2 years.
  • Pick a shelter spot: a basement, or an inside room on the lowest floor with no windows.
  • Turn on emergency alerts on your phone and keep a weather radio.

Strong wind

Moderate
$1.4 million a yearExpected losses. Damaging events about 6 times a year.
  • Secure outdoor furniture and trash bins before storms.
  • Have trees near the house checked.
HazardRatingScoreExpected loss a year
Inland floodingModerate73.7
$16M
TornadoModerate73.3
$3M
Strong windModerate80.1
$1M
Heat waveLow74.5
$1M
Cold waveLow54.5
$1M
Ice stormHigh86.3
$701K
DroughtModerate69.2
$532K
WildfireLow72.8
$230K
HailLow36.5
$166K
LightningLow36.5
$150K
EarthquakeVery Low38.7
$150K
Winter weatherLow45.4
$58K
HurricaneVery Low31.5
$17K
LandslideLow74.5
$9K

Scores are percentiles: a score of 90 means higher risk than about 90% of US counties for that hazard. Hazards FEMA does not rate here are left out. Social vulnerability is relatively low and community resilience is very low in FEMA's measures.

Federal disaster history

Recent disasters nationwide ›

Declarations by decade

Federal declarations for natural events that included McDonald County. 2020s bar runs to November 2026.

By type

Severe Storm14
Flood5
Severe Ice Storm4
Hurricane1

Most recent

Jun 9, 2025Severe Storms, Straight-Line Winds, Tornadoes, and FloodingMajor disaster
Jul 23, 2024Severe Storms, Straight-Line Winds, Tornadoes, and FloodingMajor disaster
Jul 9, 2019Severe Storms, Tornadoes, and FloodingMajor disaster
Jun 2, 2017Severe Storms, Tornadoes, Straight-Line Winds and FloodingMajor disaster
Jan 21, 2016Severe Storms, Tornadoes, Straight-Line Winds, and FloodingMajor disaster
Jan 2, 2016Severe Storms, Tornadoes, Straight-Line Winds, and FloodingEmergency
Aug 7, 2015Severe Storms, Tornadoes, Straight-Line Winds, and FloodingMajor disaster
Sep 6, 2013Severe Storms, Straight-Line Winds and FloodingMajor disaster
May 9, 2011Severe Storms, Tornadoes, and FloodingMajor disaster
Mar 23, 2011Severe Winter Storm and SnowstormMajor disaster
Show all 24
Feb 3, 2011Severe Winter StormEmergency
Jan 30, 2009Severe Winter StormEmergency
Mar 19, 2008Severe Storms and FloodingMajor disaster
Feb 5, 2008Severe Storms, Tornadoes, and FloodingMajor disaster
Dec 27, 2007Severe Winter StormsMajor disaster
Dec 12, 2007Severe Winter StormsEmergency
Jan 15, 2007Severe Winter Storms and FloodingMajor disaster
Sep 10, 2005Hurricane Katrina EvacuationEmergency
May 6, 2003Severe Storms, Tornadoes, and FloodingMajor disaster
May 6, 2002Severe Storms, Tornadoes and FloodingMajor disaster
Jun 2, 1995Severe Storms, Tornadoes, Hail, FloodingMajor disaster
Jul 9, 1993Severe Storms & FloodingMajor disaster
Oct 14, 1986Severe Storms & FloodingMajor disaster
Apr 19, 1973Heavy Rains, Tornadoes & FloodingMajor disaster

Missouri also had 5 statewide declarations that did not name single counties.

Storm history since 1954

Tornado risk by county ›

The National Weather Service has logged 666 storm reports in McDonald County since 1954, with 5 deaths and 28 injuries and about $44.2 million in reported damage. The strongest on record here was an EF3 tornado on May 22, 2011 near South West City.

24tornadoes
207hail reports, largest 2.75 inches
188damaging thunderstorm winds
217floods and flash floods

Strongest tornadoes

DateStrengthNearHurt / killed
May 22, 2011EF3South West City2 / 0
Apr 4, 2017EF2Goodman0 / 0
Oct 8, 1993F2Longview To0 / 0
May 9, 1959F2–0 / 0
Mar 24, 1954F2–1 / 0

Most damaging storms

DateTypeNearDamage
Apr 28, 2026HailPineville$23M
Dec 27, 2015FloodAnderson$10M
May 22, 2011TornadoSouth West City$1M
Apr 25, 2011Flash FloodPineville$1M
Apr 4, 2017TornadoGoodman$1M
Jun 23, 2019Flash FloodAnderson$800K

Source: NOAA Storm Events Database, county-based reports through Jun 22, 2026. Tornado records start in 1950, hail and wind in 1955, and floods and other storm types in 1996, so older decades undercount. Damage is in dollars of the year it happened and is often an estimate. Winter storms, heat and hurricanes are logged by forecast zone, not county, so they are not counted here.

Flood insurance in McDonald County

Check your address flood zone ›
0.4%of homes have federal flood insurance (53 policies)
5.9%of homes in mapped high-risk flood zones are insured
$12.8 millionpaid on 386 flood claims since 1978
2015costliest year, with $3 million paid

National Flood Insurance Program (NFIP) records only; private flood policies are not included. Home counts as of Aug 3, 2026. Since 2021 NFIP prices each home separately under Risk Rating 2.0, so your price depends on the building, not the county. Ask an agent for a quote.

Homes in McDonald County

$154,700median home value (Missouri $230,300, US $332,700)
1988median year homes were built (Missouri 1978, US 1980)
40%of homes built before 1980, before many modern wind, quake and flood building rules
27.8%of homes are mobile homes, which are the least safe in tornadoes and high winds

Older homes and mobile homes usually suffer more damage in storms, floods and earthquakes, and can cost more to insure. If you are buying, ask about roof age, foundation bolting and any retrofits. Source: US Census Bureau, American Community Survey 2020 to 2024 5-year estimates; 9,828 housing units.

Compare in Missouri

All 115 ›
Largest countiesOverall riskTop hazard
St. Louis CountyHighHeat wave
Jackson CountyHighInland flooding
St. Charles CountyModerateInland flooding
St. Louis CityHighHeat wave
Greene CountyModerateInland flooding
Clay CountyModerateInland flooding
Jefferson CountyModerateInland flooding
Boone CountyModerateInland flooding

Neighboring counties

CountyOverall riskDeclarations
Benton County, ARModerate23
Newton CountyLow27
Delaware County, OKModerate31
Barry CountyLow27
Ottawa County, OKLow32

Common questions about McDonald County

What is the biggest natural hazard in McDonald County?

Inland flooding has the highest expected yearly losses in McDonald County, about $16.4 million a year in FEMA's estimate. Tornado is second at $3 million.

How many federal disasters has McDonald County had?

McDonald County has been included in 24 federal disaster or emergency declarations for natural events since 1973, including 19 major disasters. The most recent was Severe Storms, Straight-Line Winds, Tornadoes, and Flooding in June 2025.

Is McDonald County a high-risk place to live?

Its overall rating is Relatively Low, 38th highest of 115 in Missouri. A county rating covers the whole area. Risk at one address can be much higher or lower, so check the FEMA flood map and ask about the home's history.

Do I need flood insurance in McDonald County?

Standard home insurance does not cover flooding. About 1 in 250 homes in McDonald County has federal flood insurance. Lenders require it in mapped high-risk zones, but many flood claims come from outside those zones.

How many tornadoes has McDonald County had?

NOAA records list 24 tornadoes in McDonald County since 1950. The strongest was an EF3 tornado on May 22, 2011 near South West City. The weather service has also logged 207 hail reports and 217 floods here.

Sources: FEMA National Risk Index (December 2025), OpenFEMA Disaster Declarations Summaries, and NFIP policy and claims data. Hazard Compass is independent and not affiliated with FEMA. These figures describe the whole county, not a single property, and are not insurance or safety advice. Report a problem.