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Smyth County, Virginia Flood Zones

Check an Address in Smyth County

Enter any address in Smyth County, Virginia to see its FEMA flood zone

The Flooding Character of Smyth County

Flash flooding events have been the most frequent type of flooding in Smyth County over the last 30 years, with 34 recorded instances, closely followed by general flood events with 31 occurrences. Recent examples include flash flooding on September 26, 2024, associated with the precursor rainfall from Hurricane Helene, and another flash flood event on February 15, 2025, driven by deep moisture pooling along a warm front.

National Flood Insurance Program (NFIP) data shows that properties in Zone A have experienced the highest number of claims, with 91 claims averaging $10,550 and an average water depth of 6.1 feet. Zone X_SHADED also shows a significant number of claims, with 21 averaging $2,444 and 4.7 feet of water depth. Homeowners in Zone A and Zone X_SHADED, as well as those in areas with unknown flood zone designations, 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 Smyth County

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

Read Virginia flood stories →

Flood Risk Data for Smyth County

Smyth County, Virginia has recorded 65 flood-related events since 1996 according to NOAA's Storm Events Database, including 34 flash floods and 31 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.

Smyth County Disaster History

FEMA Disaster Declarations (1972–2026)

Disaster Declarations
21
Flood/Coastal Disasters
3
Latest Disaster
Severe Winter Storm (2026-01-22)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Smyth County

DeclarationTypeDate
Severe Winter StormWinter StormJan 22, 2026
Severe Winter Storms And FloodingSevere StormFeb 10, 2025
Post-tropical Cyclone HeleneTropical StormSep 25, 2024
Tropical Storm HeleneTropical StormSep 25, 2024
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Hurricane FlorenceHurricaneSep 13, 2018
Hurricane SandyHurricaneOct 26, 2012
Severe Storms And Straight-line WindsSevere StormJun 29, 2012
Hurricane Katrina EvacuationHurricaneAug 29, 2005

Recorded Flood Events in Smyth County

NOAA Storm Events Database (1996–2025)

Total Flood Events
65
River/Area Floods
31
Flash Floods
34
Total Property Damage
$28.2M

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Smyth County

TypeDateDamage
FloodFeb 15, 20250.00K
Flash FloodFeb 15, 20250.00K
FloodSep 27, 20240.00K
Flash FloodSep 27, 202430.00K
Flash FloodSep 27, 20247.00M
FloodMay 27, 20240.00K
Flash FloodSep 26, 202420.00K
Flash FloodSep 26, 202450.00K
FloodSep 26, 20240.00K
Flash FloodSep 26, 20240.00K

Smyth County Flood History

Flood — Feb 15, 2025

A deep upper level trough was observed exiting the southern Rockies during the morning of February 15th, with southwesterly windflow ahead of the trough allowing for a fetch of deep moisture from the western Gulf of America. This moisture pooled along a warm front situated across from Kentucky into southwest Virginia, where precipitable water values increased from 0.6 to 0.7 inches at 7 am that...

Flash Flood — Feb 15, 2025

A deep upper level trough was observed exiting the southern Rockies during the morning of February 15th, with southwesterly windflow ahead of the trough allowing for a fetch of deep moisture from the western Gulf of America. This moisture pooled along a warm front situated across from Kentucky into southwest Virginia, where precipitable water values increased from 0.6 to 0.7 inches at 7 am that...

Flood — Sep 27, 2024

Hurricane Helene made landfall in Florida as a powerful Category 4 hurricane late Thursday, September 26, and moved quickly northward into the southeastern states, and then turned slightly northwestward towards the southern Appalachian Mountains overnight into Friday morning, weakening as it moved over land. Helene���s intensity and fast forward motion led to impacts being felt well inlan...

Flash Flood — Sep 27, 2024

An upper level low was situated in the vicinity of western Tennessee, while a strong upper ridge was positioned over the southeast coast, which helped to steer Hurricane Helene into the Florida Big Bend during the evening of September 26. Ahead of Helene, the Predecessor Rainfall Event (PRE) that developed on the 25th continued to intensify as upper level areas of low pressure rotating around t...

Flash Flood — Sep 27, 2024

Hurricane Helene made landfall in Florida as a powerful Category 4 hurricane late Thursday, September 26, and moved quickly northward into the southeastern states, and then turned slightly northwestward towards the southern Appalachian Mountains overnight into Friday morning, weakening as it moved over land. Helene���s intensity and fast forward motion led to impacts being felt well inlan...

Source: NOAA National Weather Service Storm Events Database.

Smyth County NFIP Flood Insurance Claims

Total Claims Filed
144
Total Paid Out
$1.1M
Avg Claim
$11,285
Avg Water Depth
14.2 ft

Claims by Flood Zone

A Zones (High Risk)
91
X Shaded (500-yr)
21
X Unshaded (Low)
7

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

Flood Zone Types in Smyth County

FEMA assigns flood zone designations to areas in Smyth County, Virginia:

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 Smyth County

Properties in Smyth County, Virginia 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.