Enter any address in Lewis County, Kentucky to see its FEMA flood zone
Flash flooding from thunderstorms is the dominant flood character in Lewis County. Over the last 30 years, the NOAA Storm Events Database recorded 51 flash flood events and 36 general flood events. Recent examples include widespread showers and thunderstorms on April 4, 2025, and scattered thunderstorms on June 26, 2025.
National Flood Insurance Program (NFIP) data shows that properties in Zone A have experienced a high number of claims with an average payout of $13,651 and an average water depth of 5.3 feet. Zone X properties, while fewer in number, have seen higher average payouts of $23,047, though with a lower average water depth of 1.3 feet. Residents in Zone A, as well as those in Zone X and Zone Unknown, should pay close attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
8 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Lewis County, Kentucky has recorded 87 flood-related events since 1996 according to NOAA's Storm Events Database, including 51 flash floods and 36 river or area floods. The county has received 34 federal disaster declarations, 4 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1967–2026)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm | Winter Storm | Jan 23, 2026 |
| Severe Storms, Straight-line Winds, Tornadoes, And Flooding | Severe Storm | Apr 2, 2025 |
| Severe Storms, Straight-line Winds, Tornadoes, Flooding, Landslides, And Mudslides | Severe Storm | Apr 2, 2025 |
| Severe Storms, Straight-line Winds, Flooding, And Landslides | Severe Storm | Feb 14, 2025 |
| Severe Storms, Straight-line Winds, Flooding, Landslides, And Mudslides | Severe Storm | Feb 14, 2025 |
| Remnants Of Hurricane Helene | Tropical Storm | Sep 27, 2024 |
| Severe Winter Storms, Landslides, And Mudslides | Severe Ice Storm | Feb 8, 2021 |
| Severe Storms, Flooding, Landslides, And Mudslides | Severe Storm | Feb 3, 2020 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Jun 26, 2025 | 0.00K |
| Flood | Jun 17, 2025 | 0.00K |
| Flash Flood | Feb 16, 2025 | 0.00K |
| Flash Flood | Apr 4, 2025 | 0.00K |
| Flood | May 6, 2024 | 0.00K |
| Flood | Jan 3, 2023 | 0.00K |
| Flash Flood | Jul 29, 2021 | 0.00K |
| Flash Flood | Jul 29, 2021 | 100.00K |
| Flood | Feb 28, 2021 | 0.00K |
| Flash Flood | Jun 13, 2021 | 0.00K |
Flash Flood — Jun 26, 2025
Scattered thunderstorms developed during the afternoon hours in a hot and humid airmass that was in place across the Ohio Valley.
Flood — Jun 17, 2025
Scattered thunderstorms developed during the afternoon hours in a warm and humid airmass.
Flash Flood — Feb 16, 2025
A low pressure system brought heavy rainfall to the region as it moved through the Ohio Valley.
Flash Flood — Apr 4, 2025
Widespread showers and thunderstorms occurred across the region as waves of low pressure moved east along a frontal boundary that was stalled out along the Ohio River.
Flood — May 6, 2024
Scattered thunderstorms caused localized flooding during the afternoon hours.
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 Lewis County, Kentucky:
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 Lewis County, Kentucky 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.