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Cass County, Minnesota Flood Zones

Check an Address in Cass County

Enter any address in Cass County, Minnesota to see its FEMA flood zone

Read First-Hand Flood Stories from Cass County

3 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.

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Flood Risk Data for Cass County

Cass County, Minnesota has recorded 5 flood-related events since 1996 according to NOAA's Storm Events Database, including 3 flash floods and 2 river or area floods. The county has received 16 federal disaster declarations, 5 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Cass County Disaster History

FEMA Disaster Declarations (1965–2024)

Disaster Declarations
16
Flood/Coastal Disasters
5
Latest Disaster
Severe Storms And Flooding (2024-06-16)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Cass County

DeclarationTypeDate
Severe Storms And FloodingFloodJun 16, 2024
Severe Storms, Straight-line Winds, Tornadoes, And FloodingSevere StormMay 29, 2022
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Storms, Tornadoes, Straight-line Winds, And FloodingFloodJun 15, 2018
Severe Storms And FloodingSevere StormJun 14, 2012
Hurricane Katrina EvacuationHurricaneAug 29, 2005
Severe Storms, Winds, And FloodingSevere StormJul 4, 1999
Severe Flooding, High Winds,severe StormsFloodMar 21, 1997
Severe Thunderstorms, Winds, Flooding, Tornadoes, And HeatSevere StormJul 9, 1995

Recorded Flood Events in Cass County

NOAA Storm Events Database (1996–2025)

Total Flood Events
5
River/Area Floods
2
Flash Floods
3
Total Property Damage
$300,000

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Cass County

TypeDateDamage
Flash FloodJun 18, 20240.00K
Flash FloodAug 14, 20200.00K
Flash FloodJul 12, 20180.00K
FloodJun 20, 2012300.00K
FloodApr 6, 1997

Cass County Flood History

Flash Flood — Jun 18, 2024

On Tuesday, June 18, 2024, a stationary surface front, in conjunction with an anomalously moist airmass over the Northland, resulting in widespread flash flooding. NWS Duluth issued seven Flash Flood Warnings (across much of NE MN and the Bayfield Peninsula), three of which were upgraded to include a considerable tag for life threatening flash flooding. Additionally, severe thunderstorms occurr...

Flash Flood — Aug 14, 2020

A strong cold front pushed across Minnesota the evening of the 14th and led to the development of a line of storms ahead of the front. As the storms pushed across northeastern Minnesota, they produced all modes of severe weather. Heavy rainfall led to areas of flash flooding, mainly along the western Iron Range. The bulk of the severe reports consisted of damaging wind gusts that brought down n...

Flash Flood — Jul 12, 2018

Storms fired ahead of a cold front in a very moist and unstable environment. Storms marched east overnight and featured strong winds, frequent lighting and torrential rainfall that led to flash flooding.

Flood — Jun 20, 2012

A one in 500 year rainfall hit northeast Minnesota and far northwestern Wisconsin June 19th and 20th. An east to west front stalled just south of the area, across southern Minnesota and central Wisconsin early on June 19th: There was high humidity and record-breaking heat to the south of the front. Low pressure moving along the front reached southern Minnesota during the pre-dawn hours of Ju...

Flood — Apr 6, 1997

Rapid melting of a snowpack with above normal water content and heavy rain caused flooding across parts of northeastern Minnesota. Water from the Crow Wing River rose above bank levels and flooded low-lying areas in southern Crow Wing and southern Cass Counties. Rising water threatened several homes and concerned dam operators to the extent that sand-bagging was done, but no significant flood d...

Source: NOAA National Weather Service Storm Events Database.

Cass County NFIP Flood Insurance Claims

Total Claims Filed
10
Total Paid Out
$65,400
Avg Claim
$8,175
Avg Water Depth
7.8 ft

Claims by Flood Zone

A Zones (High Risk)
1
X Shaded (500-yr)
2
X Unshaded (Low)
6

Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).

Flood Zone Types in Cass County

FEMA assigns flood zone designations to areas in Cass County, Minnesota:

AE High Risk — 1% annual chance of flooding. Insurance required.

VE Very High Risk — Coastal flooding with wave action.

X (Shaded) Moderate Risk — 500-year floodplain.

X Low Risk — Outside major floodplains.

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Flood Insurance in Cass County

Properties in Cass County, Minnesota that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.

Even outside high-risk zones, flood insurance is recommended. From 2014 to 2024, nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area.

Visit FloodSmart.gov to find an agent and get a quote.