FloodZoneMap.org

Holmes County, Mississippi Flood Zones

Check an Address in Holmes County

Enter any address in Holmes County, Mississippi to see its FEMA flood zone

The Flooding Character of Holmes County

Flash flooding from thunderstorms is the most frequent flood event in Holmes County, MS, with 27 such events recorded in the last 30 years. Tropical Storm Ida, for example, brought heavy rains and wind to the area on August 30, 2021, causing downed trees and power outages. Earlier that year, on June 10, 2021, significant flooding occurred across central and northern Mississippi due to a slow-moving storm system, inundating many homes and roads.

Homeowners in Zone A, which has seen the highest number of NFIP claims and average water depths, should be particularly aware of their flood risk. While Zone X properties have had fewer claims, their average payouts and water depths are higher than in Zone X_Unshaded and Zone Unknown, suggesting potential for significant damage.

Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.

Read First-Hand Flood Stories from Holmes County

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

Read Mississippi flood stories →

Flood Risk Data for Holmes County

Holmes County, Mississippi has recorded 31 flood-related events since 1996 according to NOAA's Storm Events Database, including 27 flash floods. The county has received 30 federal disaster declarations, 1 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Holmes County Disaster History

FEMA Disaster Declarations (1971–2026)

Disaster Declarations
30
Flood/Coastal Disasters
1
Hurricane Disasters
4
Latest Disaster
Severe Winter Storm (2026-01-23)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Holmes County

DeclarationTypeDate
Severe Winter StormWinter StormJan 23, 2026
Severe Storms, Straight-line Winds, And Tornadoes.Severe StormJun 14, 2023
Hurricane IdaHurricaneAug 28, 2021
Severe Winter StormsSevere Ice StormFeb 11, 2021
Severe Storms, Tornadoes, Straight-line Winds, And FloodingSevere StormApr 12, 2020
Severe Storms, Flooding, And MudslidesSevere StormFeb 10, 2020
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Storms, Tornadoes, Straight-line Winds, And FloodingSevere StormApr 13, 2019
Severe Storms, Tornadoes, Straight-line Winds, And FloodingSevere StormApr 30, 2017

Recorded Flood Events in Holmes County

NOAA Storm Events Database (1996–2025)

Total Flood Events
31
Flash Floods
27
Hurricanes/Tropical Storms
4
Total Property Damage
$30.0M

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Holmes County

TypeDateDamage
Tropical StormAug 30, 202125.00K
Flash FloodJun 10, 2021350.00K
Flash FloodJun 10, 202110.00K
Flash FloodJul 7, 20214.00K
Flash FloodJul 21, 20191.00K
Flash FloodJul 21, 201925.00K
Flash FloodJul 21, 201930.00K
Flash FloodJul 21, 2019120.00K
Flash FloodApr 13, 201930.00K
Flash FloodSep 6, 20185.00K

Holmes County Flood History

Tropical Storm — Aug 30, 2021

Major hurricane Ida made landfall as a strong category four hurricane around 11:55am on August 29 near Grand Isle, LA. It then moved very slowly north through south central Louisiana and into Mississippi on August 30. It then turned northeast and moved across the Jackson metro area as a tropical storm and into northeast Mississippi as a tropical depression through the early morning of August 31...

Flash Flood — Jun 10, 2021

A slow moving storm system over the central United States produced another few rounds of thunderstorms with severe weather and flooding rains. Significant flooding occurred over portions of central and northern Mississippi, with many homes and roads flooded across the region.

Flash Flood — Jul 7, 2021

A moist airmass was in place and contributed to flash flooding across the region during the afternoon hours.

Flash Flood — Apr 13, 2019

During the late afternoon of April 13 and into the evening and overnight, a strong spring storm system pushed across the Lower Mississippi Valley region and brought widespread severe weather, a regional tornado outbreak, and flash flooding. This event started over eastern Texas and steadily pushed eastward into the evening and overnight. Storms associated with this system started as a few line ...

Flash Flood — Sep 6, 2018

Tropical Storm Gordon made landfall during the evening of September 4th near the Alabama and Mississippi coast border. It continued to track to the northwest inland across much of central Mississippi on the 5th. As it did, wind gusts associated with the rain bands of Gordon brought down trees across the area. One tornado also occurred in Montgomery County. As the center of Gordon pushed off to ...

Source: NOAA National Weather Service Storm Events Database.

Holmes County NFIP Flood Insurance Claims

Total Claims Filed
101
Total Paid Out
$1.2M
Avg Claim
$14,463
Avg Water Depth
4.4 ft

Claims by Flood Zone

A Zones (High Risk)
70
X Unshaded (Low)
5

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

Flood Zone Types in Holmes County

FEMA assigns flood zone designations to areas in Holmes County, Mississippi:

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.

View all flood zone types →

Flood Insurance in Holmes County

Properties in Holmes County, Mississippi 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.