riskbycounty
FEMA National Risk Index

Warren County Disaster Risk

Warren County, Mississippi

FEMA Risk Rating

Relatively Moderate

National Percentile

86th

of 3,144 counties

State Rank

#6

of 82 (1 = highest risk)

Flood Risk

73th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 73% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 39% of US counties

Tornado

Tornado and severe thunderstorm risk

Moderate

Higher than 92% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 74% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 74% of US counties

Risk Advisory: Warren County

Risk Verdict

Warren County has a relatively moderate overall disaster risk profile, scoring in the 86th percentile nationally. While not in the highest tier, this county faces meaningful hazard exposure. Residents are encouraged to understand their specific risks and maintain emergency supplies.

Hazard Breakdown

Tornado risk is the dominant hazard for Warren County, scoring in the 92th percentile nationally. It is followed by earthquake risk at the 74th percentile. Additional hazards include hurricane (74th), flood (73th), wildfire (39th).

Preparedness Context

With tornado risk as the top concern, Warren County residents should identify a safe room or interior space on the lowest floor, have a NOAA weather radio, and practice tornado drills with your household. Secondary risks such as earthquake also warrant attention in household and community preparedness planning. FEMA recommends all households maintain at least 72 hours of food, water, and medication supplies regardless of specific hazard exposure.

Regional Context

Warren County is significantly riskier than the average county in Mississippi. Its composite risk score is 35.4 points higher than the state average, meaning residents face above-average exposure to natural hazards compared to their neighbors.

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Frequently Asked Questions

What is the natural disaster risk in Warren County, MS?
Warren County has a FEMA National Risk Index rating of Relatively Moderate, placing it in the 86th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect Warren County?
Warren County is evaluated for five major natural hazard types: tornado (92th percentile), earthquake (74th percentile), hurricane (74th percentile), flooding (73th percentile), wildfire (39th percentile). The highest-risk hazard is tornado at the 92th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does Warren County risk compare to the Mississippi average?
Warren County's composite risk percentile is 86th, compared to the Mississippi state average of 51th percentile. The state's overall risk rating is Relatively Low. This means Warren County faces higher natural disaster risk than the typical county in Mississippi.
Is Warren County at risk for tornado?
Yes, Warren County's tornado risk is at the 92th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Warren County is at the 73th percentile.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Why is Warren County higher risk than average?
Warren County's composite risk score of 86th percentile is above the Mississippi state average of 51th percentile. This elevated risk is driven by tornado exposure (92th percentile), along with earthquake and hurricane and flooding risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.

Counties with Similar Risk

Pearl River County

Mississippi

-0.2

Relatively Moderate

86th percentile

Lauderdale County

Mississippi

+0.7

Relatively Moderate

87th percentile

Rankin County

Mississippi

-1.3

Relatively Moderate

85th percentile

By Logan Johnson, Founder & Data EditorUpdated Reviewed by Logan Johnson, Founder & Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.

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