Enter any address in McDowell County, North Carolina to see its FEMA flood zone
Flash flooding from thunderstorms is the most frequent flood event in McDowell County, NC, with 37 recorded instances in the last 30 years. Recent events include flash flooding in the Marion area on August 1, 2025, caused by storms training over central McDowell County. Heavy rainfall associated with Tropical Cyclone Helene also led to flooding on September 26, 2024, impacting the southern Appalachians.
National Flood Insurance Program (NFIP) data shows 57 claims in Zone A, with an average payout of $116,200 and an average water depth of 4.0 feet. Zone X, typically considered moderate flood risk, had 30 claims with an average payout of $39,714 and an average water depth of 9.8 feet. Residents in Zone A, as well as those in Zone X who have experienced significant water depth, should pay close attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
31 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
McDowell County, North Carolina has recorded 56 flood-related events since 1996 according to NOAA's Storm Events Database, including 37 flash floods and 15 river or area floods. The county has received 21 federal disaster declarations, 2 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1973–2026)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm | Winter Storm | Jan 21, 2026 |
| Hurricane Helene | Tropical Storm | Sep 25, 2024 |
| Tropical Storm Helene | Tropical Storm | Sep 25, 2024 |
| Hurricane Ian | Hurricane | Sep 28, 2022 |
| Hurricane Isaias | Hurricane | Jul 31, 2020 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Hurricane Dorian | Hurricane | Sep 1, 2019 |
| Tropical Storm Michael | Hurricane | Oct 10, 2018 |
| Hurricane Florence | Hurricane | Sep 7, 2018 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Aug 1, 2025 | 350.00K |
| Flood | Sep 27, 2024 | 10.00K |
| Tropical Storm | Sep 27, 2024 | 3.00M |
| Tropical Storm | Sep 27, 2024 | 4.00M |
| Flash Flood | Sep 27, 2024 | 5.00M |
| Flash Flood | Sep 26, 2024 | 100.00M (1 deaths) |
| Flood | Sep 26, 2024 | 1.00K |
| Flash Flood | Sep 25, 2024 | 10.00K |
| Flash Flood | May 18, 2024 | 20.00K |
| Flood | Jan 9, 2024 | 5.00K |
Flash Flood — Aug 1, 2025
Scattered thunderstorms and storm clusters developed across the North Carolina foothills and western Piedmont during the afternoon and evening in association with a stationary front. Several storms produced severe weather in the form of locally damaging wind gusts. Additionally, several strong storms trained over the same locations in central McDowell County, resulting in flash flooding in the ...
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 26, 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 ...
Source: NOAA National Weather Service Storm Events Database.
Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).
FEMA assigns flood zone designations to areas in McDowell 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.
Properties in McDowell 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.