Enter any address in Throckmorton County, Texas to see its FEMA flood zone
Flash flooding from thunderstorms is the dominant flood character in Throckmorton County. Between 1994 and 2024, NOAA Storm Events data recorded 13 flash flood events and 5 flood events. For example, heavy rain on October 17, 2018, caused widespread flooding, with Johnson Fork Creek rising significantly and damaging roads and county infrastructure. Earlier that month, on October 9, 2018, eight to 12 inches of rain led to major flooding along Cedar Creek and the South Llano River.
National Flood Insurance Program (NFIP) claims data shows that properties in Zone A have experienced an average payout of $78,831 with an average water depth of 2.0 feet. Properties in Zone X_shaded have had fewer claims, with one claim averaging $890 and 1.0 foot of water depth. Homeowners in areas designated as Zone A, particularly those near creeks and rivers, should pay the most attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
8 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Throckmorton County, Texas has recorded 18 flood-related events since 1996 according to NOAA's Storm Events Database, including 13 flash floods and 5 river or area floods. The county has received 20 federal disaster declarations, 4 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1978–2021)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm | Severe Ice Storm | Feb 11, 2021 |
| Severe Winter Storms | Severe Ice Storm | Feb 11, 2021 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms And Flooding | Flood | Sep 10, 2018 |
| Severe Storms And Flooding | Flood | May 22, 2016 |
| Severe Storms, Tornadoes, Straight-line Winds And Flooding | Severe Storm | May 4, 2015 |
| Wildfires | Fire | Apr 6, 2011 |
| Wildfires | Fire | Mar 14, 2008 |
| Severe Storms, Tornadoes, And Flooding | Severe Storm | Jun 16, 2007 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Apr 19, 2025 | 0.00K |
| Flood | May 1, 2019 | 0.00K |
| Flood | Oct 17, 2018 | 400.00K |
| Flood | Oct 9, 2018 | 0.00K |
| Flash Flood | Jun 2, 2017 | 460.00K |
| Flash Flood | Jun 2, 2017 | 0.00K |
| Flash Flood | Apr 17, 2010 | 0.00K |
| Flash Flood | Jun 28, 2007 | 0.00K |
| Flash Flood | Jun 2, 2007 | 0.00K |
| Flood | Aug 16, 2005 | — |
Flash Flood — Apr 19, 2025
The combination of a stationary front, surface dryline and an upper level low pressure system to the west resulted in many severe thunderstorms developing on the afternoon and evening along the stationary front on April 19th. Also, moderate to strong instability and strong vertical wind shear helped with the severe storm development. The severe storms produced very large hail and damaging winds...
Flood — May 1, 2019
On May 1, a very unstable airmass, dryline and a residual outflow boundary combined across the Big Country or the region north of Interstate 20 to trigger a few supercell thunderstorms. These ingredients resulted in two tornado reports and a few hail reports. By May 3, an upper level disturbance moved into West Central Texas and caused more severe storms to develop. These storms produced lar...
Flood — Oct 17, 2018
An upper level low pressure system remained park across Baja California through October 17. This feature interacted with plenty of moisture and resulted in periods of very heavy rain from October 15 through the 17. ||Widespread flooding developed across the area and many lakes and rivers rose above flood stage and resulted in widespread flooding. Millions of dollars of damage was done to roa...
Flood — Oct 9, 2018
Upper level disturbances interacted with plenty of gulf moisture to produce rounds of very heavy rain. In fact, very heavy rainfall moved north into Kimble County from Edwards County, up the South Llano River watershed area during the early morning hours of Monday, October 8. ||About eight to 12 inches of rain fell on already saturated ground, causing major flooding over the banks of Cedar Cr...
Flash Flood — Jun 2, 2017
Over 8 inches of very heavy rain fell near Lake Throckmorton during the morning hours of June 2nd. The heavy rain filled Lake Throckmorton, over topped the spillway and flooded the south side of Throckmorton with swift moving, deep water. Several homes and a business were flooded. A couple of storms produced damaging microburst winds.||On June 2, a 70 mph thunderstorm microburst wind was m...
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 Throckmorton County, Texas:
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 Throckmorton County, Texas 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.