Enter any address in Tillman County, Oklahoma to see its FEMA flood zone
Flash flooding from thunderstorms is the dominant flood character in Tillman County. Between 1993 and 2023, NOAA Storm Events data recorded 23 flash flood events and 9 flood events. Recent occurrences include flash flooding on April 26, 2025, which resulted in a fatality in Lawton, and another flash flood event on May 2, 2025, impacting central and southern Oklahoma.
While flash flooding is frequent, National Flood Insurance Program (NFIP) claims data indicates that properties in Zone X have experienced flooding. In Zone X, there have been 4 claims with an average payout of $13,686 and an average water depth of -0.2 feet. Homeowners in areas prone to flash flooding, particularly those located near waterways or in lower-lying areas, should pay close attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
16 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Tillman County, Oklahoma has recorded 32 flood-related events since 1996 according to NOAA's Storm Events Database, including 23 flash floods and 9 river or area floods. The county has received 36 federal disaster declarations, 5 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1973–2024)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Storms, Straight-line Winds, Tornadoes, And Flooding | Tornado | Apr 25, 2024 |
| Severe Winter Storm | Severe Ice Storm | Feb 8, 2021 |
| Severe Winter Storms | Severe Ice Storm | Feb 8, 2021 |
| Severe Winter Storm | Severe Ice Storm | Oct 26, 2020 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms, Straight-line Winds, Tornadoes, And Flooding | Severe Storm | May 7, 2019 |
| Severe Storms, Tornadoes, Straight-line Winds, And Flooding | Severe Storm | Apr 30, 2019 |
| Severe Storms And Flooding | Flood | Jun 11, 2016 |
| Severe Winter Storms And Flooding | Severe Storm | Dec 26, 2015 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Apr 30, 2025 | 0.00K |
| Flood | Apr 30, 2025 | 0.00K |
| Flash Flood | Apr 26, 2025 | 0.00K |
| Flash Flood | Apr 26, 2025 | 50.00K |
| Flood | May 2, 2025 | 0.00K |
| Flash Flood | May 2, 2025 | 0.00K |
| Flash Flood | Apr 30, 2024 | 0.00K |
| Flood | Nov 8, 2024 | 10.00K |
| Flash Flood | May 31, 2022 | 0.00K |
| Flood | Aug 29, 2022 | 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 — 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...
Flash Flood — Apr 26, 2025
A slow-moving mesoscale convective vortex (MCV) produced severe weather and flash flooding during the morning and afternoon of the 26th. An initial complex of thunderstorms across southwestern Oklahoma and western-north Texas produced reports of thunderstorm wind damage and large hail, especially with a supercell thunderstorm that moved near the city of Lawton. Areas of persistent heavy rainfal...
Flood — May 2, 2025
Numerous severe thunderstorms impacted portions of central and southern Oklahoma and western-north Texas early on the morning of the 2nd. Synoptically, this convective episode was driven by the approach of a weak shortwave trough rounding the periphery of a broader upper system across the Central and Northern Plains. Very strong elevated instability and sufficient wind shear promoted organized ...
Flash Flood — May 2, 2025
Numerous severe thunderstorms impacted portions of central and southern Oklahoma and western-north Texas early on the morning of the 2nd. Synoptically, this convective episode was driven by the approach of a weak shortwave trough rounding the periphery of a broader upper system across the Central and Northern Plains. Very strong elevated instability and sufficient wind shear promoted organized ...
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 Tillman 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 Tillman 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.