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Nebraska · FEMA + NOAA + National Risk Index

Cass County, NE

5 FEMA disaster declarations (2021–2025), with a FEMA National Risk Index rating of Very Low. Most common hazard: Severe Storm.

5
FEMA declarations
4
Major disasters
31
NRI risk · Very Low
Severe Storm
Top hazard

The verdict

Cass County ranks safer than 31% of U.S. counties for FEMA-modeled hazard risk, with more federally declared disasters than 71% of the 2,791 counties FEMA tracks. FEMA rates the county's overall risk as Very Low, based on 5 federal disaster declarations recorded since 2021, most often severe storm, 30% above the national county average of 4.

Safer than 31%
of U.S. counties for FEMA National Risk Index score
Very Low
FEMA National Risk Index rating
5
FEMA declarations vs 4 national county avg
3
severe storm declarations, the most common hazard here

FEMA's National Risk Index score reflects expected annual loss, social vulnerability, and community resilience; the declaration count above reflects only Presidentially declared disasters, not every hazard event.

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How does Cass County compare?

Cass County vs. every U.S. county

FEMA disaster declarations, all-time

5 Top 29% higher than 71% of 2,791 counties

This county 0 30 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 · 2026-07-25

Cass County's FEMA Risk Index score

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

0/100100/100Nebraska avg29/10031/100
FEMA National Risk Index composite score vs. the Nebraska county average

How disaster-prone is Cass County?

Declaration frequency

Cass County, Nebraska has recorded 5 FEMA disaster declarations between 2021 and 2025, of which 4 were classified as Major Disaster declarations (DR) requiring federal individual and public assistance. That puts the county's average at 1.3 declarations per year across a 4-year record, or roughly 123% above the Nebraska county average of 2.2 and 30% above the national county average of 3.8. The dominant disaster type on record is Severe Storm, with 3 of 5 declarations falling under this category.

FEMA National Risk Index

FEMA's data shows an elevated National Risk Index composite of 31.0/100 for this county (Very Low rating). Expected Annual Loss comes in at Relatively Low (roughly $15.4M in annualized losses). Social vulnerability (Very Low) and community resilience (Relatively High) both factor into how that raw exposure plays out on the ground. Among the 18 modeled hazards, Hail carries the county's highest rating, a mid-range Relatively Moderate.

Flood exposure & the bottom line

Taken together, these indicators put Cass County at a moderate relative risk level, not the calmest county on record, but not among the most disaster-prone either.

Risk Assessment

Risk Level

Moderate

vs. Nebraska Avg

+123%

State avg: 2.2

vs. National Avg

+30%

National avg: 3.8

Avg Per Year

1.3

Over 4 years

FEMA NRI 8-hazard radar - Cass County

Cass County NRI risk profile 8-axis FEMA National Risk Index radar showing per-hazard composite scores for Earthquake 8, Flood 0, Hurricane 0, Tornado 25, Wildfire 25, Drought 48, Heat Wave 25, Winter Storm 48. Overall composite 22 of 100, classified Low. Earthquake Flood Hurricane Tornado Wildfire Drought Heat Wave Winter Storm 22 composite
Cass County NRI risk profile FIPS 31025 · composite 22/100 (Low)
How to read this radar

The radar plots Cass County's relative exposure to the eight headline natural hazards used by the FEMA National Risk Index. Each axis is the qualitative NRI risk rating (Very Low through Very High) re-expressed on a 0-100 scale so that the polygon shape lets you compare a county against another at a glance. A rounder polygon means broad multi-hazard exposure; a spiky polygon means one or two dominant hazards drive most of the modeled risk.

FEMA Records

5

Total declarations

NRI Source

FEMA 2023

Latest NRI release

County FIPS

31025

NE state code

Source: FEMA National Risk Index FEMA National Risk Index Per-county per-hazard ratings, 2023 release

Disaster Types

Severe Storm 3
Winter Storm 1
Fire 1

Declaration Types

What DR / EM / FM mean

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

Major Disaster - 4 80.0%

of all 5 declarations

Fire Management - 1 20.0%

of all 5 declarations

FEMA Declarations Timeline

Year Declarations
2025 2
2023 1
2022 1
2021 1

Disaster Declarations

DR# Title Type Incident Date
4868 SEVERE WINTER STORM AND STRAIGHT-LINE WINDS DR Winter Storm 2025-05-21
4838 SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODING DR Severe Storm 2024-10-21
5462 WACONDA-BEAVER LAKE FIRE COMPLEX FM Fire 2023-04-09
4641 SEVERE STORMS, STRAIGHT-LINE WINDS, AND TORNADOES DR Severe Storm 2022-02-23
4616 SEVERE STORMS AND STRAIGHT-LINE WINDS DR Severe Storm 2021-09-06

Storm Events in Nebraska

Storm Type Events Fatalities Injuries Property Damage
Hail 7,067 0 2 $305.1M
Thunderstorm Wind 5,618 4 30 $309.9M
Drought 2,358 0 0 $0
High Wind 2,261 1 1 $22.7M
Winter Weather 1,333 7 4 $385.0K

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

FEMA National Risk Index

Overall Risk

Very Low

Score: 31.0/100

Expected Annual Loss

Relatively Low

$15.4M/year

Social Vulnerability

Very Low

Community Resilience

Relatively High

Hazard Risk Breakdown

Hail Relatively Moderate
Wildfire Relatively Low
Landslide Relatively Low
Drought Relatively Moderate
Ice Storm Relatively Moderate
Tornado Relatively Low
Heat Wave Relatively Low
Strong Wind Relatively Low
Cold Wave Relatively Low
Winter Weather Relatively Low
Lightning Very Low
Earthquake Very Low
Hurricane No Rating

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

Counties with Similar Risk in Nebraska

Frequently Asked Questions

How many natural disasters has Cass County, Nebraska had?
Cass County, Nebraska has received 5 FEMA disaster declarations from 2021 to 2025. Of these, 4 were major disaster declarations.
What is the most common disaster type in Cass County?
The most common disaster type in Cass County is Severe Storm, with 3 declarations. Other disaster types include Winter Storm (1), Fire (1).
How does Cass County's disaster risk compare to the Nebraska average?
Cass County has 5 disaster declarations, which is 123% higher than the Nebraska county average of 2.2 declarations. Compared to the national county average of 3.8, it is 30% higher.
How many major FEMA disaster declarations has Cass County received?
Cass County has received 4 major disaster declarations, representing 80% of all 5 disaster declarations. Major disaster declarations typically involve significant damage requiring federal assistance.
What types of storms are most common in Nebraska?
The most common storm types in Nebraska include Hail (7,067 events), Thunderstorm Wind (5,618 events), Drought (2,358 events). NOAA storm event data covers severe weather from 2015 to 2025.
What was the worst year for disasters in Cass County?
The most active year for disaster declarations in Cass County was 2025, with 2 declarations. The county has FEMA disaster data spanning 2021 to 2025.
What is the overall disaster risk level for Cass County?
With 5 FEMA disaster declarations on record, Cass County lands in the moderate-risk band, not unusually disaster-prone, but not spared either.
What is the FEMA National Risk Index score for Cass County?
According to the FEMA National Risk Index, Cass County, Nebraska has an overall risk score of 31.0 out of 100 (Very Low). The county's social vulnerability rating is Very Low and community resilience is Relatively High. The Expected Annual Loss (EAL) score is Relatively Low, representing $15.4M in annualized losses.
Which natural hazard poses the greatest risk to Cass County?
Based on FEMA NRI data, the highest-risk natural hazard in Cass County is Hail (risk rating: Relatively Moderate). Other significant hazards include Wildfire (Relatively Low) and Landslide (Relatively Low). 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.

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 Cass County

Cass County, NE runs 123% above the Nebraska county average for federal disaster declarations (5 vs 2), a moderate historical load overall.

  • Its most common federal declaration type is major disaster (4 of 5) - know the hazards most likely here before they happen. Nebraska overview
  • See how this county ranks against the rest of the country for disaster frequency. Most-disaster rankings
  • Read how to read FEMA declarations, NRI risk scores, and what they do and don't tell you. Disaster-data guide

Historical declaration counts describe past federal response, not a forecast. For current threats, follow the National Weather Service and local officials; in an emergency call 911.

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. This page draws directly on FEMA federal disaster data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or national statistics report, or report a data error.