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Hamilton County, Texas
Recorded hazard history: storm events since 1950, federal disaster declarations since 1953, flood insurance claims since 1978, and FEMA's risk index.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. NCEI storm records through 30 Jun 2026; OpenFEMA declarations refreshed 1 Oct 2026; NFIP claims as of 8 Sep 2026.
The NCEI record lists 564 events for Hamilton County, Texas, between 1950 and 2026; hail account for the largest share.
That is 67.5 events per 100 square miles, in line with the Texas figure of 63.3, and 685.4 per 10,000 residents against 56.0 statewide.
22 events fall in the 12 months to 30 Jun 2026. NCEI attributes 0 deaths and 11 injuries to events in the county, with property damage estimated at $17M and crop damage at $1.4M.
FEMA has designated the county in 18 federal disaster declarations since 1953; the most recent is Severe Storms, Straight-Line Winds, And Flooding (major disaster, 6 Jul 2025).
National Flood Insurance Program policyholders in the county filed 2 claims since 1978, of which 1 were paid, totalling $6K (about $6K per paid claim). FEMA counts 5 residential flood policies in force.
FEMA's National Risk Index rates the county's overall risk as "Very Low" and its expected annual loss as "Very Low" ($4.9M a year across 18 hazards).
6 tropical storm or hurricane tracks in the HURDAT2 record passed within 100 miles of the county's centre at tropical-storm strength or more, 0 of them within 50 miles at hurricane strength.
Compared with Texas and the United States
| Measure | Hamilton County | Texas | US |
|---|---|---|---|
| Recorded events since 1950 | 564 | 165,476 | 1,977,440 |
| Events per 100 square miles | 67.5 | 63.3 | 56.0 |
| Events per 10,000 residents | 685.4 | 56.0 | 59.6 |
| Events in the last 12 months | 22 | 4,723 | 62,008 |
| Deaths recorded by NCEI | 0 | 2,429 | 26,435 |
| Property damage (NCEI estimates) | $17M | $111B | $575B |
| NFIP claims per 1,000 residents | 0.2 | 13.4 | 8.1 |
| Average paid NFIP claim | $6K | $55K | $43K |
| Claims per 100 policies in force, last 10 years | 0.0 | 24.7 | 16.1 |
County-recorded events plus zone-recorded events whose forecast zone is named for the county. State and US rows include events recorded only by forecast zone. Rates use 2021 Census population and land area.
Events by decade
Trend: 275 events in the 20 years to 2025 against 233 in the 20 years before. Reporting practice changed in 1996 and again with automated reports in the 2000s, so decade totals measure the record as much as the weather.
Events by type
Hazard pages exist for hail, tornado, flood, wind and winter where the county has at least 10 recorded events. "Other" covers heavy rain, debris flow, dust, funnel clouds and similar reports.
Largest recorded events
| Date | Event type | Group | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|---|
| 27 May 1987 | Tornado | Tornado | F0 | — | — | — | 4 | County |
| 11 Apr 1979 | Tornado | Tornado | F2 | $250K | — | — | 3 | County |
| 24 Apr 1964 | Tornado | Tornado | F1 | $3K | — | — | 3 | County |
| 2 May 2007 | Thunderstorm Wind | Wind | 58 mph | $30K | — | — | 1 | County |
| 26 Apr 1994 | Hail | Hail | 0.00 in | $5.0M | — | — | — | County |
| 20 Feb 1997 | Flash Flood | Flood | — | $2.3M | — | — | — | County |
| 26 Jun 2007 | Flash Flood | Flood | — | $2.0M | — | — | — | County |
| 26 Jun 2007 | Flash Flood | Flood | — | $2.0M | — | — | — | County |
| 1 Nov 2006 | Drought | Drought | — | — | $800K | — | — | Forecast zone |
| 27 Jun 2007 | Flash Flood | Flood | — | $600K | — | — | — | County |
| 8 Jul 2007 | Flash Flood | Flood | — | $600K | — | — | — | County |
| 10 Apr 2011 | Thunderstorm Wind | Wind | 75 mph | $300K | $250K | — | — | County |
| 5 Dec 2013 | Winter Storm | Winter | — | $500K | — | — | — | Forecast zone |
| 28 Apr 1991 | Tornado | Tornado | F1 | $250K | — | — | — | County |
| 28 Apr 1991 | Tornado | Tornado | F2 | $250K | — | — | — | County |
| 10 Apr 2011 | Hail | Hail | 1.75 in | $250K | — | — | — | County |
| 28 Apr 2023 | Hail | Hail | 3.00 in | $250K | — | — | — | County |
| 10 Apr 2011 | Thunderstorm Wind | Wind | 64 mph | $200K | — | — | — | County |
| 29 May 1995 | Thunderstorm Wind | Wind | 0 mph | $120K | — | — | — | County |
| 3 Jun 2000 | Flash Flood | Flood | — | $100K | — | — | — | County |
Ranked by deaths, then injuries, then NCEI's damage estimate. Deaths and injuries are NCEI counts (direct plus indirect); no personal details are recorded here.
Federal disaster declarations
| Declared | Number | Type | Incident | Title | Programs |
|---|---|---|---|---|---|
| 6 Jul 2025 | DR-4879 | Major disaster | Flood | Severe Storms, Straight-Line Winds, And Flooding | Public assistance |
| 17 May 2024 | DR-4781 | Major disaster | Flood | Severe Storms, Straight-Line Winds, Tornadoes, And Flooding | Public assistance |
| 19 Feb 2021 | DR-4586 | Major disaster | Severe Ice Storm | Severe Winter Storms | Public assistance |
| 14 Feb 2021 | EM-3554 | Emergency | Severe Ice Storm | Severe Winter Storm | Public assistance |
| 25 Mar 2020 | DR-4485 | Major disaster | Biological | Covid-19 Pandemic | Individual assistance, Public assistance |
| 13 Mar 2020 | EM-3458 | Emergency | Biological | Covid-19 | Public assistance |
| 10 Apr 2009 | FM-2815 | Fire management assistance | Fire | 617 Fire | Public assistance |
| 14 Mar 2008 | EM-3284 | Emergency | Fire | Wildfires | Public assistance |
| 29 Jun 2007 | DR-1709 | Major disaster | Severe Storm | Severe Storms, Tornadoes, And Flooding | Individual assistance, Public assistance |
| 11 Jan 2006 | DR-1624 | Major disaster | Fire | Extreme Wildfire Threat | Public assistance |
| 24 Sep 2005 | DR-1606 | Major disaster | Hurricane | Hurricane Rita | Public assistance |
| 21 Sep 2005 | EM-3261 | Emergency | Hurricane | Hurricane Rita | Public assistance |
| 2 Sep 2005 | EM-3216 | Emergency | Hurricane | Hurricane Katrina Evacuation | Public assistance |
| 1 Sep 1999 | EM-3142 | Emergency | Fire | Extreme Fire Hazards | Public assistance |
| 26 Aug 1998 | DR-1239 | Major disaster | Severe Storm | Tropical Storm Charley | — |
| 10 Sep 1993 | EM-3113 | Emergency | Drought | Extreme Fire Hazard | Public assistance |
| 26 Dec 1991 | DR-930 | Major disaster | Flood | Severe Thunderstorms | Individual assistance, Public assistance |
| 2 May 1990 | DR-863 | Major disaster | Severe Storm | Severe Storms, Tornadoes & Flooding | Individual assistance, Public assistance |
Declarations in which FEMA designated this county, from the OpenFEMA Disaster Declarations Summaries (v2). DR: major disaster; EM: emergency; FM: fire management assistance. Programs show whether individual or public assistance was made available.
Flood insurance claims
| Year of loss | Claims | Paid claims | Amount paid | Average paid |
|---|---|---|---|---|
| 2013 | 1 | 0 | $0 | — |
| 2012 | 1 | 1 | $5,523 | $5,523 |
OpenFEMA NFIP claims (v3, as of 8 Sep 2026), aggregated by year of loss; amounts are building, contents and increased-cost-of-compliance payments as recorded. Repetitive-loss counts from the NFIP Multiple Loss Properties file (2 Aug 2026); policies in force from the NFIP Residential Penetration Rates file (3 Aug 2026).
National Risk Index
| Hazard (NRI) | Risk rating | Expected annual loss |
|---|---|---|
| Inland flooding | $1,838,214 | |
| Tornado | $981,282 | |
| Wildfire | $607,193 | |
| Cold wave | $579,048 | |
| Hail | $272,181 | |
| Strong wind | $165,167 | |
| Drought | $132,188 | |
| Lightning | $117,311 | |
| Heat wave | $112,681 | |
| Hurricane | $48,555 | |
| Winter weather | $29,083 | |
| Earthquake | $9,490 | |
| Ice storm | $8,133 | |
| Landslide | $20 |
FEMA National Risk Index, December 2025 release. Ratings are FEMA's relative comparison of counties; expected annual loss is FEMA's modelled estimate of average yearly building, population and agriculture loss. See how to read the NRI.
Hurricane and tropical storm passes
| Storm | Year | Closest approach | Max wind while within 100 mi |
|---|---|---|---|
| Alicia | 1983 | 84 mi | 40 mph |
| Carla | 1961 | 30 mi | 58 mph |
| Unnamed Atlantic storm | 1943 | 95 mi | 40 mph |
| Unnamed Atlantic storm | 1902 | 56 mi | 40 mph |
| Unnamed Atlantic storm | 1900 | 45 mi | 75 mph |
| Unnamed Atlantic storm | 1897 | 50 mi | 46 mph |
HURDAT2 best-track positions at tropical-storm strength (34 kt) or more, measured from the county's Census centre point; through the 2025 season. Distance from a track is not the same as the extent of the storm's wind, rain or surge.
Questions and answers
How often does it hail in Hamilton County, TX?
NCEI records 204 hail events in Hamilton County since 1950, in 44 different years; that is about 2.6 recorded events a year. 79 reports were golf-ball size (1.75 in) or larger.
Has Hamilton County had a tornado?
Yes. NCEI records 26 tornadoes in Hamilton County since 1950, 2 of them rated (E)F2 or stronger. Tornado deaths recorded: 0.
When was the last federal disaster declaration for Hamilton County?
6 Jul 2025: Severe Storms, Straight-Line Winds, And Flooding, a major disaster declaration for flood. The county appears in 18 declarations since 1953.
How many flood insurance claims have been filed in Hamilton County, and how much was paid?
2 NFIP claims since 1978, 1 of them paid, for $6K in total. FEMA publishes these figures redacted and aggregated; individual properties are not identified.
Is Hamilton County in the National Risk Index's high-risk band?
FEMA's National Risk Index (December 2025) rates the county "Very Low" for overall risk, "Very Low" for expected annual loss, "Relatively Moderate" for social vulnerability and "Relatively Low" for community resilience. These ratings are FEMA's relative comparison across all US counties.
How does Hamilton County compare with the rest of Texas?
67.5 recorded events per 100 square miles against 63.3 statewide, and 0.2 NFIP claims per 1,000 residents against 13.4. The comparison table on this page shows each measure beside the state and national figures.
Provenance
Storm events: NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026 (public domain). Declarations: OpenFEMA DisasterDeclarationsSummaries v2, refreshed 1 Oct 2026. Flood claims: OpenFEMA NfipClaims v3 as of 8 Sep 2026; NfipMultipleLossProperties v1 (2 Aug 2026); NfipResidentialPenetrationRates v1 (3 Aug 2026). Risk index: FEMA National Risk Index, December 2025. Hurricane tracks: NHC HURDAT2 through 2025. Population and area: US Census Bureau, 2021 vintage. Built 1 Oct 2026; see the methodology and corrections pages. Hazard hubs: Hail · Tornado · Flood · Wind · Winter.