Enter any address in Seminole County, Oklahoma to see its FEMA flood zone
Flash flooding from severe thunderstorms is the primary flood hazard in Seminole County. Between 1994 and 2024, NOAA Storm Events data recorded 21 flash flood events and 6 general flood events. Recent examples include flash flooding near Seminole on May 15, 2023, following localized heavy rainfall, and widespread river flooding across central and southern Oklahoma in early May 2025 due to prolonged heavy rainfall.
National Flood Insurance Program (NFIP) claims data shows that properties in Zone A have experienced the most claims, with an average payout of $30,542 and an average water depth of 2.0 feet. While Zone X and Zone UNKNOWN also have claims, Zone A represents a significant portion of the flood risk. Homeowners in Zone A, as well as those in areas prone to flash flooding, should pay particular attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
7 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Seminole County, Oklahoma has recorded 27 flood-related events since 1996 according to NOAA's Storm Events Database, including 21 flash floods and 6 river or area floods. The county has received 33 federal disaster declarations, 3 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1970–2024)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Storms, Straight-line Winds, Tornadoes, And Flooding | Tornado | Apr 25, 2024 |
| Severe Storms, Tornadoes, And Flooding | Severe Storm | May 2, 2022 |
| Severe Winter Storm | Severe Ice Storm | Feb 8, 2021 |
| Severe Winter Storms | Severe Ice Storm | Feb 8, 2021 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms, Tornadoes, Straight-line Winds, And Flooding | Severe Storm | May 5, 2015 |
| Severe Storms, Tornadoes, And Flooding | Tornado | May 18, 2013 |
| Severe Winter Storm | Severe Storm | Jan 31, 2011 |
| Severe Storms, Tornadoes, And Straight-line Winds | Severe Storm | May 10, 2010 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Apr 30, 2025 | 50.00K |
| Flood | May 3, 2025 | 50.00K |
| Flash Flood | Jun 4, 2024 | 0.00K |
| Flood | May 15, 2023 | 10.00K |
| Flash Flood | May 15, 2023 | 10.00K |
| Flash Flood | May 19, 2017 | 5.00K (1 deaths) |
| Flash Flood | May 19, 2017 | 0.00K |
| Flash Flood | Jul 2, 2017 | 0.00K |
| Flash Flood | Jun 18, 2015 | 0.00K |
| Flash Flood | May 8, 2015 | 0.00K |
Flash Flood — Apr 30, 2025
Multiple rounds of severe convection and flooding occurred from the predawn hours of the 29th into morning hours of the 30th. The most significant round of severe thunderstorm activity occurred across portions of western-north Texas on the evening of the 29th, where intense supercell thunderstorms produced very large hail, damaging wind gusts and a pair of significant (EF-2+) tornadoes. Signifi...
Flood — May 3, 2025
Very heavy rainfall during the latter portions of April 2025 resulted in prolonged river flooding across portions of central and southern Oklahoma during the first days of May 2025.
Flash Flood — Jun 4, 2024
Multiple rounds of severe weather produced reports of thunderstorm wind, large hail and flash flooding across central into southern Oklahoma on the 4th into the early morning hours of the 5th. The first convective episode began just after midnight on the 4th when a (strong) warm air advection pattern commenced across central into southern Oklahoma. Initial activity slowly organized into a line ...
Flood — May 15, 2023
Widespread, mostly sub-severe convection, developed on the periphery of a low-pressure center as it traversed across portions of the Ozarks. Localized heavy rainfall across eastern Oklahoma lead to an instance of flash flooding near Seminole, OK.
Flash Flood — May 15, 2023
Widespread, mostly sub-severe convection, developed on the periphery of a low-pressure center as it traversed across portions of the Ozarks. Localized heavy rainfall across eastern Oklahoma lead to an instance of flash flooding near Seminole, OK.
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 Seminole County, Oklahoma:
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 Seminole County, Oklahoma 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.