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Cass County, Nebraska severe weather history spans 571 recorded events between 1952 and 2025. The dominant hazard is hail, accounting for 44.3% of all recorded events. It ranks #662 nationally and #22 in Nebraska.
571
Recorded events
1
Direct deaths
19
Direct injuries
$23.5M
Property damage
The record
What the Cass County, Nebraska severe weather history record shows
Across the archive, Cass County, Nebraska severe weather history averages 7.8 recorded events a year. The busiest stretch on record is the 2000s, with 175 events logged in that decade alone. Roughly 65 events fall before 1990 and 506 from 1990 onward — a gap that reflects the expansion of NOAA reporting practice as much as the weather itself.
The deadliest hazard in the Cass County, Nebraska record is thunderstorm wind, responsible for 1 direct deaths. The costliest is flood, with $16.9M in reported property damage. In total, 8 distinct hazard types appear in this county archive, each listed with its own dated record below.
By hazard type
Every hazard type recorded in Cass County
| Hazard | Events | Deaths | Damage | Max | Span |
|---|---|---|---|---|---|
| Hail | 253 | 0 | $1.1M | 5 | 1967–2025 |
| Thunderstorm Wind | 186 | 1 | $1.0M | 87 | 1965–2025 |
| Tornado | 47 | 0 | $4.0M | F4 | 1952–2025 |
| Flood | 44 | 0 | $16.9M | 0 | 2007–2024 |
| Flash Flood | 24 | 0 | $112K | 0 | 1996–2024 |
| Funnel Cloud | 8 | 0 | $0 | 0 | 1996–2024 |
| Heavy Rain | 7 | 0 | $0 | 0 | 2017–2021 |
| Lightning | 2 | 0 | $300K | 0 | 1996–1997 |
Decade by decade
Cass County, Nebraska severe weather history by decade
Reporting practice changed over time — early decades are undercounted, not calmer.
Tornado tracks
Paths crossing this county
50 mapped tornado paths intersect this county: 44 touched down inside it and 6 crossed in from a neighbouring county. This comes from path geometry, not county-tagged reports.
| Date | Scale | Deaths | Injuries | Path length | Origin |
|---|---|---|---|---|---|
| 1957-04-25 | EF4 | 1 | 8 | 89.8 mi | Crossed in |
| 1952-08-13 | EF4 | 0 | 20 | 26.7 mi | Crossed in |
| 2021-12-15 | EF2 | 0 | 0 | 3.6 mi | Touched down here |
| 2021-12-15 | EF2 | 0 | 0 | 2.6 mi | Touched down here |
| 2016-05-09 | EF2 | 0 | 0 | 3.3 mi | Touched down here |
| 1993-07-24 | EF2 | 0 | 1 | 0.8 mi | Touched down here |
| 1984-06-12 | EF2 | 0 | 0 | 11.0 mi | Touched down here |
| 1984-06-12 | EF2 | 0 | 0 | 0.5 mi | Touched down here |
| 2022-06-14 | EF1 | 0 | 0 | 2.2 mi | Touched down here |
| 2012-04-14 | EF1 | 0 | 0 | 1.9 mi | Touched down here |
Significant events
Deadliest events on record in Cass County
| Date | Type | Location | Deaths | Injuries | Damage |
|---|---|---|---|---|---|
| Jul 4, 1994 | Thunderstorm Wind | Louisville State Park | 1 | 1 | $0 |
| Mar 23, 2009 | Tornado | EAGLE | 0 | 5 | $0 |
| Jul 19, 1985 | Thunderstorm Wind | 0 | 5 | $0 | |
| Jun 17, 2017 | Thunderstorm Wind | PLATTSMOUTH | 0 | 3 | $0 |
| Mar 23, 2009 | Tornado | EAGLE | 0 | 3 | $0 |
| Jun 15, 2022 | Thunderstorm Wind | GREENWOOD | 0 | 1 | $0 |
| Jun 3, 1989 | Thunderstorm Wind | 0 | 1 | $0 |
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Strong winds blew down a 100 foot tall cottonwood tree. The two to three feet diameter upper limbs hit a tent that two people were camping in. A 58 year old male was killed and a 31 year old female was injured. (M58O)
This is for flooding along the Missouri River. The river gage at Plattsmouth, operated by the Army Corps of Engineers, peaked at 40.62 feet at 6 am on March 16th. Minor flood stage is 26 feet, moderate flood stage is 32 feet while major flood stage is 35 feet. Preliminary this peak is a record crest. This record flooding caused substantial damages to the water treatment plant for the city of Plattsmouth. Flooding continued into the next month.
This is the fifth and last of 5 cyclic tornadoes that a low-topped supercell thunderstorm produced at it tracked southeast through east of the Lincoln area. This tornado touched down in Alvo and tracked a little over 10 miles north northeast before lifting just west of South Bend. The tornado knocked down power poles and transmission lines, snapped trees and damaged houses and destroyed farm out buildings along its path. One of the downed power lines fell on a car trapping its occupant for several hours. Several cars were crushed by fallen trees in the Alvo area. From the 3 confirmed tornadoes that hit the county, plus any associated wind damage, emergency management estimated that 30 homes had minor damage with 4 sustaining major damage and 60 to 80 farm outbuildings were damaged with the total damage approaching $1 million.
Context
Risk, population and federal disasters
Very Low
FEMA NRI risk rating
27,161
Population (ACS)
$255K
Median home value
27
Federal declarations
| Declared | Incident | Title | Type |
|---|---|---|---|
| May 21, 2025 | Winter Storm | SEVERE WINTER STORM AND STRAIGHT-LINE WINDS | DR |
| Oct 21, 2024 | Severe Storm | SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODING | DR |
| Apr 9, 2023 | Fire | WACONDA-BEAVER LAKE FIRE COMPLEX | FM |
| Feb 23, 2022 | Severe Storm | SEVERE STORMS, STRAIGHT-LINE WINDS, AND TORNADOES | DR |
| Sep 6, 2021 | Severe Storm | SEVERE STORMS AND STRAIGHT-LINE WINDS | DR |
| Apr 4, 2020 | Biological | COVID-19 PANDEMIC | DR |
Within the county
Most affected places
- Plattsmouth 142
Quick answers
Frequently asked
How many severe weather events have been recorded in Cass County, Nebraska?
571 events are on record between 1952 and 2025, causing 1 direct deaths and $23.5M in property damage.
What is the most common severe weather hazard in Cass County?
Hail, with 253 recorded events — 44.3% of everything in the archive for this county.
How many tornadoes have crossed Cass County?
50 mapped tornado paths intersect the county boundary; 44 of them touched down inside it. This is derived from path geometry, not county-tagged reports.
How many federal disaster declarations cover Cass County?
27 federal disaster declarations from FEMA include Cass County, each tied to a specific incident period.
How risky is Cass County compared with the rest of the country?
FEMA's National Risk Index rates Cass County as very low risk, placing it in the 31 percentile of its state for expected annual loss.
Where does the Cass County, Nebraska 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
- Butler County 372
- Cedar County 389
- Burt County 290
- Chase County 573
- Buffalo County 795
- Cherry County 1,463
Cite this page
“Cass County, Nebraska.” Severe Weather History. severeweatherhistory.com/county/nebraska/cass-county/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.