Enter any address in Marshall County, Oklahoma to see its FEMA flood zone
Flash flooding from severe thunderstorms is the dominant flood character in Marshall County. Between 2004 and 2024, NOAA Storm Events data recorded 14 flash flood events and 1 flood event. Recent examples include flash flooding on May 25, 2025, and urban and creek flooding reported on July 16, 2023.
National Flood Insurance Program (NFIP) claims data shows that properties in Zone X_Unshaded have experienced the most claims, with an average payout of $4,278 and an average water depth of 2.2 feet. Claims in Zone A averaged $0 payouts with 0.5 feet of water, while Zone X claims averaged $1,650 with 0.0 feet of water.
Homeowners in areas prone to flash flooding, particularly those near creeks or in low-lying areas, should pay close attention to flood risk. Residents with properties in Zone X_Unshaded may also wish to review their flood insurance coverage.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
2 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Marshall County, Oklahoma has recorded 15 flood-related events since 1996 according to NOAA's Storm Events Database, including 14 flash floods and 1 river or area floods. The county has received 18 federal disaster declarations, 1 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1981–2021)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| 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 Winter Storm | Severe Storm | Jan 31, 2011 |
| Severe Winter Storm | Severe Storm | Jan 28, 2010 |
| Severe Winter Storms | Severe Ice Storm | Dec 8, 2007 |
| Severe Storms, Flooding, And Tornadoes | Severe Storm | Jun 10, 2007 |
| Severe Winter Storms And Flooding | Severe Ice Storm | Jan 12, 2007 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | May 25, 2025 | 50.00K |
| Flood | Jul 16, 2023 | 0.00K |
| Flash Flood | May 1, 2019 | 0.00K |
| Flash Flood | May 28, 2015 | 0.00K |
| Flash Flood | May 25, 2015 | 0.00K |
| Flash Flood | Jun 21, 2015 | 0.00K |
| Flash Flood | May 10, 2015 | 0.00K |
| Flash Flood | Apr 28, 2006 | — |
| Flash Flood | Mar 19, 2002 | — |
| Flash Flood | Mar 18, 2002 | — |
Flash Flood — May 25, 2025
This episode once again featured widespread severe convection across the central and southern extents of the WFO Norman Forecast Area from the afternoon of the 25th into early morning of the 26th. The background synoptic regime featured generally weak flow, with evidence of multiple weak embedded upper systems from northern Mexico into portions of the south-central United States. A persistent p...
Flood — Jul 16, 2023
Generally disorganized convection across far southern into southeastern Oklahoma produced a severe-caliber wind gust near the community of Durant during morning hours of the 16th. Repeated rounds of heavy rainfall across the region also lead to isolated reports of urban and creek flooding.
Flash Flood — May 1, 2019
Outflow boundaries from previous days storms provided focus for thunderstorm development with a variety of severe weather on the 1st.
Flash Flood — May 28, 2015
Another round of severe weather moved through Oklahoma on the 28th. Hail up to golfball size and winds to 70 mph were reported with yet another round of flash flooding rainfall.
Flash Flood — May 25, 2015
As an upper level trough continued to move over the central plains, storms formed ahead of a cold front in west Texas. These storms formed a line as the moved eastward and developed northward into Oklahoma.
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 Marshall 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 Marshall 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.