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Kentucky · FEMA + NOAA + National Risk Index

Warren County, KY

26 FEMA disaster declarations (1969-2026), with a FEMA National Risk Index rating of Relatively Moderate. Most common hazard: Severe Storm.

26
FEMA declarations
18
Major disasters
88
NRI risk · Relatively Moderate
Severe Storm
Top hazard

The verdict

Warren County has a nationally busy FEMA history: 26 declarations, more than 75% of counties in this registry. But the state comparison tempers that reading: the total is 7% below the Kentucky county mean. FEMA's separate National Risk Index places the county in the riskiest 12%; that score models loss and vulnerability rather than counting declarations.

Riskiest 12%
of U.S. counties for FEMA National Risk Index score
Relatively Moderate
FEMA National Risk Index rating
26
FEMA declarations vs 21 national county avg
124
NFIP flood insurance claims filed

FEMA's National Risk Index and its declaration registry are separate measures. This county's registry includes Major Disaster (DR) and Emergency (EM) records; an EM authorizes a narrower set of federal assistance than a DR.

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How does Warren County compare?

Warren County vs. all counties in this dataset

FEMA disaster declarations, all-time

26 Top 25% higher than 75% of 3,266 counties

This county 0 90 all U.S. counties FEMA tracks, bucketed by value

Each bar is a band; taller bars hold more counties. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source FEMA Disaster Declarations Summaries v2 · 2026-08-03

Warren County's FEMA Risk Index score

FEMA National Risk Index composite score vs. the Kentucky county average

0/100100/100Kentucky avg44/10088.5/100
FEMA National Risk Index composite score vs. the Kentucky county average

Which hazard drives modeled loss here?

FEMA's modeled annual dollar loss for Warren County is led by Riverine Flooding (about $32.3M Expected Annual Loss, Historical Loss Ratio Very High), while Hail carries the highest National Risk Index rating (Very High). EAL and risk score use different inputs; they need not agree.

Source: FEMA National Risk Index (December 2025 release) - Expected Annual Loss vs composite risk rating by hazard.

What does Warren County's hazard record show?

Reading the federal records together

The NFIP claims register shows a middle-volume loss record here: 124 paid claims, totaling $2.4M. PlainHazard uses 50-499 claims for this descriptive band; FEMA does not publish it as a safety or coverage category. The $19.3K average describes payments on recorded claims only, leaving uninsured damage and properties without a claim outside the measure.

Start with the state benchmark: a Kentucky county averages 28.1 federal declaration records, while Warren County has 26. The gap is 7% below that mean. Fewer entries indicate a quieter history of recorded federal actions, not immunity from a hazard and not a prediction about what happens next.

FEMA National Risk Index

This county sits among the highest-risk counties nationally on FEMA's National Risk Index, a composite score of 88.5/100 (Relatively Moderate). Expected Annual Loss is rated Relatively Moderate (roughly $79.9M in annualized losses). Social vulnerability reads Relatively Low and community resilience Relatively High, both critical modifiers of realized harm here. Of the 18 hazards FEMA models, Hail stands out as the sharpest exposure here, rated Very High. FEMA's modeled frequency puts that hazard at an average of 3.1 times per year here, based on 119 historical events on record.

Declaration frequency

Nationally, Warren County's 26 FEMA records form a high-volume history; within Kentucky, however, the count is 7% below the county mean. 18 entries carry the Major Disaster classification. The largest incident group is Severe Storm, appearing 10 times. The full 57-year record averages 0.5 declarations annually. A DR label alone does not say whether Individual Assistance, Public Assistance, or both followed.

68 /100

Historical Activity Index

High historical activity

Warren County, KY · PlainHazard-derived composite from federal records

This 0–100 index is an explicit PlainHazard composite from FEMA declaration history only on the county surface (this DB has no county-level NOAA damage row) . It is not FEMA's National Risk Index, not a forecast, and not a safety, insurance, or preparedness rating. Open the calculator · Methodology

FEMA Declarations (1953–present) High
19/30

26 OpenFEMA declarations, full ingest window (1.3x national county average)

County Disaster Density Moderate
12/25

26 declarations (0.9x state county average of 28)

Major Disaster Share High
17/25

18 of 26 declarations are major disasters (69%)

Hazard Diversity Very High
20/20

8 different disaster types declared in Warren County

Historical Declaration Activity

Activity Band

High

vs. Kentucky Avg

-7%

State avg: 28.1

vs. National Avg

+25%

National avg: 20.7

Avg Per Year

0.5

Over 57 years

FEMA NRI 8-hazard radar - Warren County

Warren County NRI risk profile 8-axis FEMA National Risk Index radar showing per-hazard scores for Earthquake 48, Flood 48, Hurricane 8, Tornado 70, Wildfire 8, Drought 25, Heat Wave 48, Winter Storm 70. The simple mean of these eight displayed scores is 41 of 100. Earthquake Flood Hurricane Tornado Wildfire Drought Heat Wave Winter Storm 41 8-hazard mean
Warren County NRI risk profile FIPS 21227 · displayed-hazard mean 41/100
How to read this radar

Each axis: NRI risk rating (Very Low-Very High) on a 0-100 scale. Rounder = broad exposure; spiky = one or two hazards dominate.

FEMA Records

26

High volume

Major Disaster share

69%

Major-heavy

NRI risk score

88

Relatively Moderate

Source: FEMA National Risk Index Per-county per-hazard ratings, December 2025 release

How often does each hazard strike Warren County?

FEMA's National Risk Index models a historical event count and an annualized frequency for each hazard type. Most hazards are expressed as modeled occurrences per year; FEMA expresses drought and heat-wave frequency as event-days per year. These modeled frequencies are not forecasts.

Hazard NRI Risk Rating Recurrence
Hail Very High an average of 3.1 times per year
Tornado Relatively High roughly once every 2 years
Earthquake Relatively Moderate roughly once every 294 years
Ice Storm Relatively High roughly once every 1 years
Riverine Flooding Relatively Moderate an average of 2.5 times per year
Heat Wave Relatively Moderate 6.1 modeled event-days per year
Cold Wave Relatively Moderate roughly once every 1 years
Strong Wind Relatively Moderate an average of 6.1 times per year
Lightning Relatively Moderate an average of 55 times per year
Winter Weather Relatively Moderate an average of 7 times per year
Hurricane Very Low roughly once every 99 years
Drought Relatively Low 2.4 modeled event-days per year
Landslide Very Low roughly once every 2 years
Wildfire Very Low roughly once every 14,826 years

Source: FEMA National Risk Index Modeled annualized frequency; drought and heat wave use event-days/year, December 2025 release

Disaster Types

Severe Storm 10
Tornado 4
Flood 3
Snowstorm 3
Biological 2
Severe Ice Storm 2
Winter Storm 1
Hurricane 1

What Severe Storm declarations mean here

Severe Storm is the most frequent declaration type on Warren County's record, 38% of its declarations. In FEMA's vocabulary this covers convective weather: thunderstorm straight-line winds, large hail, and the multi-day outbreaks that often carry embedded tornadoes. Activity is heaviest in spring and summer, though the season varies by region.

These events behave differently from a hurricane on paper. Damage tends to be distributed along a storm track rather than concentrated on a coastline, and a declaration typically follows an outbreak that crossed several counties over a few days, not a single point of impact. Because the qualifying threshold is the cost of uninsured public and individual losses rather than storm intensity, two similar storms can produce a declaration in one year and none in another.

Declaration counts describe past federal action. They are a record of what was declared, not a forecast of future hazard probability.

Declaration Types

What DR / EM / FM mean

FEMA categorizes declarations as Major Disasters (DR), Emergencies (EM), or Fire Management Assistance (FM).

Major Disaster - 18 69.2%

of all 26 declarations

Emergency - 8 30.8%

of all 26 declarations

FEMA Declarations Timeline

Year Declarations
2026 1
2025 4
2024 1
2023 1
2022 2
2021 1
2020 2
2010 1
2009 2
2005 1
2004 1
1998 1
1997 1
1996 1
1994 1
Show 5 earlier declaration years
1993 1
1975 1
1974 1
1971 1
1969 1

Disaster Declarations

How the 26 FEMA declarations break into federal action codes (DR / EM / FM). Same DISTINCT grain as the table below.

Download these 26 declarations as CSV . FEMA source data is public domain; our derived presentation is CC0.

DR# Title Type Incident Date
3633 SEVERE WINTER STORM EM Winter Storm 2026-01-24
4875 SEVERE STORMS, STRAIGHT-LINE WINDS, AND TORNADOES DR Severe Storm 2025-05-23
4864 SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, FLOODING, LANDSLIDES, AND MUDSLIDES DR Severe Storm 2025-04-24
3626 SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODING EM Severe Storm 2025-04-03
3624 SEVERE STORMS, STRAIGHT-LINE WINDS, FLOODING, AND LANDSLIDES EM Severe Storm 2025-02-16
4804 SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, LANDSLIDES, AND MUDSLIDES DR Severe Storm 2024-07-23
4702 SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, FLOODING, LANDSLIDES, AND MUDSLIDES DR Severe Storm 2023-04-10
4630 SEVERE STORMS, STRAIGHT-LINE WINDS, FLOODING, AND TORNADOES DR Tornado 2021-12-12
3575 SEVERE STORMS, STRAIGHT-LINE WINDS, FLOODING, AND TORNADOES EM Tornado 2021-12-11
4595 SEVERE, STORMS, FLOODING, LANDSLIDES, AND MUDSLIDES DR Flood 2021-04-23
4497 COVID-19 PANDEMIC DR Biological 2020-03-28
3469 COVID-19 EM Biological 2020-03-13
1912 SEVERE STORMS, FLOODING, MUDSLIDES, AND TORNADOES DR Severe Storm 2010-05-11
1818 SEVERE WINTER STORM AND FLOODING DR Severe Ice Storm 2009-02-05
3302 SEVERE WINTER STORM EM Severe Ice Storm 2009-01-28
3231 HURRICANE KATRINA EM Hurricane 2005-09-10
1537 SEVERE STORMS AND FLOODING DR Severe Storm 2004-08-06
1216 SEVERE STORMS, TORNADOES,AND FLOODING DR Severe Storm 1998-04-29
1163 SEVERE STORM, FLOODING, AND TORNADOES DR Severe Storm 1997-03-04
1089 BLIZZARD OF 96 DR Snowstorm 1996-01-13
Show 6 earlier declaration records
DR# Title Type Incident Date
1018 SEVERE WEATHER, FREEZING RAIN, SLEET, SNW DR Snowstorm 1994-03-16
3104 SEVERE SNOWFALL & WINTER STORM EM Snowstorm 1993-03-16
461 SEVERE STORMS & FLOODING DR Flood 1975-03-29
420 TORNADOES DR Tornado 1974-04-04
305 TORNADO DR Tornado 1971-05-10
265 SEVERE STORMS & FLOODING DR Flood 1969-07-15

Storm Events in Kentucky

Statewide NOAA context only. PlainHazard does not currently attribute these state totals to Warren County.

Storm Type Events Fatalities Injuries Property Damage
Thunderstorm Wind 6,702 9 56 $55.2M
Flash Flood 1,757 65 16 $42.6M
Flood 1,646 31 6 $37.1M
Hail 1,534 1 0 $4.7M
Winter Weather 1,079 14 54 $655.0K

Source: NOAA Storm Events Database State-level aggregated data, 2015-2025

NFIP Flood Insurance Claims

Total Claims

124

Total Paid

$2.4M

Avg Per Claim

$19.3K

Source: FEMA National Flood Insurance Program (NFIP) OpenFEMA Claims Data

FEMA National Risk Index

Overall Risk

Relatively Moderate

Score: 88.5/100

Expected Annual Loss

Relatively Moderate

$79.9M/year

Social Vulnerability

Relatively Low

Community Resilience

Relatively High

Hazard Risk Breakdown

Hail Very High
Tornado Relatively High
Earthquake Relatively Moderate
Ice Storm Relatively High
Riverine Flooding Relatively Moderate
Heat Wave Relatively Moderate
Cold Wave Relatively Moderate
Strong Wind Relatively Moderate
Lightning Relatively Moderate
Winter Weather Relatively Moderate
Hurricane Very Low
Drought Relatively Low
Landslide Very Low
Wildfire Very Low

Source: FEMA National Risk Index (NRI) Ratings reflect relative scores among all US counties. Data: hazards.fema.gov/nri

The model's sharpest exposure here: Hail

Hail is among the most expensive hazards in the model relative to how little it threatens life. It concentrates on roofs, vehicles and crops, and a single severe storm can generate an insurance loss across a metropolitan area without a single injury.

For Warren County the two measures on this page point the same way: Hail is the county's highest-rated modeled hazard (Very High), and Severe Storm declarations also lead its federal record. Where the model and the declaration history agree, the reading is comparatively straightforward, the hazard is both expected and repeatedly realised.

National Risk Index ratings are modeled estimates of expected annual loss, not predictions of what will happen in any given year.

Data-matched county comparisons

Warren County's closest FEMA peer: Appomattox County, VA

Comparisons use published FEMA declaration fields plus the National Risk Index composite for Warren County. Record similarity, not a safety rating.

How these peers are chosen

Cohort: Published U.S. county equivalents outside the source state or territory. Each metric keeps six ETL candidates; three unique destinations are shown after de-duplicating across axes. Declaration-volume ranking combines count and Major-disaster share and prefers a different leading incident type; Major-share ranks the Major fraction adjusted for volume; NRI ranks the modeled composite score only.

Retained FEMA snapshot feed for Warren County - capture-dated entries only.

Further reading for this county

Understanding disaster data

Warren County's NFIP claims file (124 claims) and FEMA declaration history measure different federal records - this guide separates them from modeled NRI risk.

More PlainHazard guides

Frequently Asked Questions

What is the most common disaster type in Warren County?
The most common disaster type in Warren County is Severe Storm, with 10 declarations. Other disaster types include Tornado (4), Flood (3), Snowstorm (3).
How does Warren County's FEMA declaration record compare with the Kentucky average?
The typical Kentucky county has 28.1 FEMA declaration records; Warren County has 26, or 7% fewer. Against the national county mean of 20.7, this county's total is 25% higher. The comparison is historical and says nothing about the probability of a future event.
How many major FEMA disaster declarations has Warren County received?
Warren County has received 18 major disaster declarations, representing 69% of all 26 disaster declarations.
How many flood insurance claims has Warren County filed?
Warren County has 124 National Flood Insurance Program (NFIP) claims totaling $2.4M in payments, with an average of $19.3K per claim.
Does FEMA's top risk-rated hazard match the highest Expected Annual Loss in Warren County?
No. In Warren County, Hail has the highest National Risk Index rating (Very High), while Riverine Flooding leads Expected Annual Loss at about $32.3M. FEMA's risk score and dollar-loss model use different inputs, so the leaders often differ.
What was the worst year for disasters in Warren County?
The most active year for disaster declarations in Warren County was 2025, with 4 declarations. The county has FEMA disaster data spanning 1969 to 2026.
What is the FEMA National Risk Index score for Warren County?
According to the FEMA National Risk Index, Warren County, Kentucky has an overall risk score of 88.5 out of 100 (Relatively Moderate). On social vulnerability the county rates Relatively Low; on community resilience, Relatively High. The Expected Annual Loss (EAL) score is Relatively Moderate, representing $79.9M in annualized losses.
Which natural hazard poses the greatest risk to Warren County?
The top hazard flagged by FEMA's NRI for Warren County is Hail (risk rating: Very High). Other significant hazards include Tornado (Relatively High) and Earthquake (Relatively Moderate). FEMA's modeled event frequency puts hail here at an average of 3.1 times per year, drawn from 119 historical events on record. These scores are based on FEMA's analysis of historical event frequency, exposed assets, and community vulnerability.
Data Sources & Methodology

Disaster declaration data comes from the FEMA OpenFEMA Disaster Declarations Summaries v2 API, which includes all federally declared disasters, emergencies, and fire management assistance grants.

Storm event data is sourced from the NOAA Storm Events Database (2015-2025), which tracks significant weather events including thunderstorms, tornadoes, floods, and winter storms.

Flood insurance data comes from the FEMA National Flood Insurance Program (NFIP) OpenFEMA claims dataset.

This data is provided for informational purposes only. FEMA disaster declarations represent federal response actions and may not capture all local emergencies or weather events.

What this means for Warren County

Against a Kentucky county mean of 28 declarations, Warren County, KY records 26, or 7% fewer. PlainHazard classifies that historical total as high activity.

  • Major Disaster is the largest group (18 of 26) in a declaration history that remains below its state benchmark; frequency here is not a forecast. Kentucky overview
  • Nationally the county exceeds 75% of recorded county totals, but its own Kentucky benchmark is higher. The ranking keeps those two contexts separate. Most-disaster rankings
  • Use the data guide to separate this mid-volume insurance-claims file from declaration counts and modeled NRI risk. Disaster-data guide

A below-average federal record is not a safety guarantee. Use National Weather Service alerts and local emergency-management notices for present conditions, not this historical comparison.

All federal data sources used on this page
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainHazard Editorial

Verify with FEMA → · Verify with FEMA NRI → · Verify with NOAA →

Every figure on PlainHazard is rendered directly from FEMA federal disaster data, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or national statistics report, the data & editorial changelog, or report a data error.