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Buncombe County, North Carolina Flood Zones

Check an Address in Buncombe County

Enter any address in Buncombe County, North Carolina to see its FEMA flood zone

The Flooding Character of Buncombe County

Flash flooding from heavy rainfall events is the dominant flood character in Buncombe County. Over the last 30 years, the NOAA Storm Events Database recorded 39 flash flood events, resulting in 24 fatalities, alongside 13 flood events with 2 fatalities. Tropical storms have also occurred, with two recorded in the last three decades. Recent events, such as those in September 2024, illustrate the impact of heavy rainfall, often associated with tropical cyclones interacting with weather fronts, leading to widespread showers and thunderstorms.

National Flood Insurance Program (NFIP) claims data indicates that properties in Zone A have experienced the most claims, with an average payout of $98,596 and an average water depth of 6.6 feet. While Zone X properties have had fewer claims, some have experienced significant water depth, averaging 9.2 feet with an average payout of $57,304. Homeowners in Zone A, and those in Zone X with higher water depths, should pay particular attention to flood risk.

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

Read First-Hand Flood Stories from Buncombe County

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

Read North Carolina flood stories →

Flood Risk Data for Buncombe County

Buncombe County, North Carolina has recorded 54 flood-related events since 1996 according to NOAA's Storm Events Database, including 39 flash floods and 13 river or area floods. The county has received 21 federal disaster declarations, 3 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Buncombe County Disaster History

FEMA Disaster Declarations (1973–2026)

Disaster Declarations
21
Flood/Coastal Disasters
3
Hurricane Disasters
4
Latest Disaster
Severe Winter Storm (2026-01-21)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Buncombe County

DeclarationTypeDate
Severe Winter StormWinter StormJan 21, 2026
Hurricane HeleneTropical StormSep 25, 2024
Tropical Storm HeleneTropical StormSep 25, 2024
Hurricane IanHurricaneSep 28, 2022
Remnants Of Tropical Storm FredHurricaneAug 16, 2021
Hurricane IsaiasHurricaneJul 31, 2020
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Hurricane DorianHurricaneSep 1, 2019
Hurricane FlorenceHurricaneSep 7, 2018

Recorded Flood Events in Buncombe County

NOAA Storm Events Database (1996–2025)

Total Flood Events
54
River/Area Floods
13
Flash Floods
39
Hurricanes/Tropical Storms
2
Total Property Damage
$722.3M
Flood Deaths
26

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Buncombe County

TypeDateDamage
FloodSep 27, 2024100.00K
Tropical StormSep 27, 202435.00M
Flash FloodSep 27, 2024300.00M (15 deaths)
Flash FloodSep 25, 20241.00K
FloodAug 17, 20211.00M
Flash FloodAug 17, 202150.00K
Flash FloodJul 31, 2020100.00K
Tropical StormOct 29, 20200.00K
Flash FloodApr 19, 201930.00K
FloodJun 9, 20191.00K

Buncombe County Flood History

Flood — Sep 27, 2024

Tropical Cyclone Helene began organizing over the western Caribbean on the 23rd and 24th of September before rapidly intensifying as it moved north through the eastern Gulf of Mexico on the 25th and 26th. A plume of moisture extending from the intensifying storm interacted with a slow-moving cold front to produce a band of widespread heavy rain showers and embedded scattered thunderstorms over ...

Tropical Storm — Sep 27, 2024

Tropical Cyclone Helene began organizing over the western Caribbean on the 23rd and 24th of September before rapidly intensifying as it moved north through the eastern Gulf of Mexico on the 25th and 26th. A plume of moisture extending from the intensifying storm interacted with a slow-moving cold front to produce a band of widespread heavy rain showers and embedded scattered thunderstorms over ...

Flash Flood — Sep 27, 2024

Tropical Cyclone Helene began organizing over the western Caribbean on the 23rd and 24th of September before rapidly intensifying as it moved north through the eastern Gulf of Mexico on the 25th and 26th. A plume of moisture extending from the intensifying storm interacted with a slow-moving cold front to produce a band of widespread heavy rain showers and embedded scattered thunderstorms over ...

Flash Flood — Sep 25, 2024

Tropical Cyclone Helene began organizing over the western Caribbean on the 23rd and 24th of September before rapidly intensifying as it moved north through the eastern Gulf of Mexico on the 25th and 26th. A plume of moisture extending from the intensifying storm interacted with a slow-moving cold front to produce a band of widespread heavy rain showers and embedded scattered thunderstorms over ...

Flood — Aug 17, 2021

Tropical Storm Fred made landfall in the Florida Panhandle on the 16th and lifted steadily north through Georgia and into the southern Appalachians during the 16th and throughout the 17th. Tropical moisture and strong southeast upslope flow into the Blue Ridge mountains resulted in widespread showers and some thunderstorms producing extremely heavy rainfall rates. By the time the rain tapered o...

Source: NOAA National Weather Service Storm Events Database.

Buncombe County NFIP Flood Insurance Claims

Total Claims Filed
993
Total Paid Out
$84.6M
Avg Claim
$108,822
Avg Water Depth
14.9 ft

Claims by Flood Zone

A Zones (High Risk)
731
X Shaded (500-yr)
15
X Unshaded (Low)
15

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

Flood Zone Types in Buncombe County

FEMA assigns flood zone designations to areas in Buncombe County, North Carolina:

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 Buncombe County

Properties in Buncombe County, North Carolina 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.