Enter any address in Wilson County, Tennessee to see its FEMA flood zone
Flash flooding from thunderstorms is the dominant flood character in Wilson County. Between 2020 and 2025, NOAA Storm Events data recorded 82 flash flood events and 19 general flood events. A severe weather event in early April 2025 brought historic multi-day flooding, and on July 14, 2025, heavy rain and slow-moving storms led to flash flooding across portions of the county.
National Flood Insurance Program (NFIP) claims data from Wilson County shows a significant number of claims in Zone A (245 claims) and Zone X (158 claims). Properties in Zone A, which typically have a higher flood risk, averaged $20,975 in payouts with water depths of 2.1 feet. Zone X properties, while generally considered moderate to low risk, averaged $11,970 in payouts with an average water depth of 2.6 feet. Homeowners in Zone A and those in Zone X, particularly those with lower elevations or without a confirmed Base Flood Elevation (BFE), should pay the most attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
36 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Wilson County, Tennessee has recorded 101 flood-related events since 1996 according to NOAA's Storm Events Database, including 82 flash floods and 19 river or area floods. The county has received 17 federal disaster declarations. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1974–2026)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm | Winter Storm | Jan 22, 2026 |
| Severe Storms, Straight-line Winds, Tornadoes, And Flooding | Severe Storm | Apr 2, 2025 |
| Severe Storms, Straight-line Winds, And Tornadoes | Tornado | Dec 10, 2021 |
| Severe Storms, Tornadoes, And Flooding | Tornado | Mar 25, 2021 |
| Severe Storms, Tornadoes, Straight-line Winds, And Flooding | Tornado | Mar 3, 2020 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms, Flooding, Straight-line Winds, And Tornadoes | Severe Storm | Apr 30, 2010 |
| Hurricane Katrina Evacuation | Hurricane | Aug 29, 2005 |
| Severe Storms, Tornadoes, And Flooding | Severe Storm | May 4, 2003 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Jul 14, 2025 | 0.00K |
| Flash Flood | Apr 3, 2025 | 0.00K |
| Flood | May 9, 2024 | 0.00K |
| Flash Flood | May 8, 2024 | 500.00K |
| Flash Flood | Jul 13, 2023 | 0.00K |
| Flash Flood | Jun 7, 2022 | 0.00K |
| Flash Flood | Mar 28, 2021 | 0.00K |
| Flash Flood | Mar 28, 2021 | 1.00M |
| Flash Flood | Mar 27, 2021 | 0.00K |
| Flood | Jun 29, 2020 | 0.00K |
Flash Flood — Jul 14, 2025
Abnormally high atmospheric moisture values continued to lead to scattered thunderstorms across Middle Tennessee during the afternoon and evening hours of July 14, 2025. With very weak steering flow, the combination of heavy rain and slow storm motions led to flash flooding across portions of Davidson and Wilson counties.
Flash Flood — Apr 3, 2025
A major and historic multi-day severe weather event unfolded across Middle Tennessee during early April 2025. This event began during the afternoon hours of April 2nd and continued through April 6th. These first couple rounds of thunderstorms brought damaging winds and large hail along with a tornado risk. The corridor from southwest Middle Tennessee into the Nashville metro area was hit partic...
Flood — May 9, 2024
A widespread severe weather event impacted Middle Tennessee beginning in the early morning hours of May 8, 2024, and continued through the early morning hours of May 9th. During this time frame, numerous rounds of severe weather moved through the area, causing widespread wind damage in nearly every county in Middle Tennessee, hail up to 3 inches in diameter, and four tornadoes. One of these tor...
Flash Flood — May 8, 2024
A widespread severe weather event impacted Middle Tennessee beginning in the early morning hours of May 8, 2024, and continued through the early morning hours of May 9th. During this time frame, numerous rounds of severe weather moved through the area, causing widespread wind damage in nearly every county in Middle Tennessee, hail up to 3 inches in diameter, and four tornadoes. One of these tor...
Flash Flood — Jul 13, 2023
Scattered showers and thunderstorms developed over Middle Tennessee on July 13, 2023 and into the early morning hours of July 14th. One of these thunderstorms in southeast Wilson County produced locally heavy rainfall, causing minor flooding in the Watertown area. Elsewhere, a lightning strike struck a gas line in west Brentwood.
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 Wilson County, Tennessee:
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 Wilson County, Tennessee 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.