County Hazards

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Gillespie County, Texas

Recorded hazard history: storm events since 1950, federal disaster declarations since 1953, flood insurance claims since 1978, and FEMA's risk index.

FIPS 48171 · 27,297 residents (2021) · 1,058 sq mi · dominant hazard Hail

Hail · 235Tornado · 17Flood · 101Wind · 56Winter · 40
2026-05-26: Hail2026-05-26: Hail2026-05-06: Hail2026-05-06: Hail2026-05-06: Hail2026-05-06: Hail2026-05-06: Hail2026-05-06: Hail2026-05-06: Hail2026-05-06: Hail2025-05-26: Hail2025-05-26: Hail2025-05-26: Hail2025-05-26: Hail2025-05-26: Hail2025-05-26: Hail2025-05-26: Hail2025-05-26: Hail2025-05-26: Hail2025-05-26: Hail2025-05-26: Hail2025-05-26: Hail2025-05-22: Hail2025-05-22: Hail2025-05-22: Hail2025-05-22: Hail2025-03-23: Hail2024-04-01: Hail2024-04-01: Hail2024-04-01: Hail2024-03-21: Hail2023-09-24: Hail2023-06-21: Hail2023-06-18: Hail2023-06-16: Hail2023-06-16: Hail2023-06-16: Hail2023-06-16: Hail2023-06-16: Hail2023-04-22: Hail2023-04-22: Hail2023-04-22: Hail2023-04-22: Hail2023-04-22: Hail2023-04-22: Hail2023-04-22: Hail2023-04-22: Hail2023-04-22: Hail2023-04-20: Hail2023-04-20: Hail2023-04-20: Hail2023-04-20: Hail2023-04-20: Hail2023-04-20: Hail2023-04-20: Hail2023-03-02: Hail2023-03-02: Hail2023-03-02: Hail2023-03-02: Hail2022-05-05: Hail2021-05-09: Hail2021-05-09: Hail2021-05-09: Hail2021-05-09: Hail2021-05-09: Hail2021-05-09: Hail2021-05-09: Hail2020-05-27: Hail2020-05-27: Hail2020-05-27: Hail2020-05-27: Hail2019-06-06: Hail2019-06-06: Hail2019-05-30: Hail2019-05-03: Hail2016-05-28: Hail2016-05-28: Hail2016-05-28: Hail2016-05-17: Hail2016-03-18: Hail2016-03-18: Hail2015-05-25: Hail2015-04-18: Hail2015-04-18: Hail2015-04-18: Hail2015-04-18: Hail2015-04-18: Hail2014-04-21: Hail2014-04-21: Hail2014-04-21: Hail2014-04-21: Hail2014-04-21: Hail2014-04-21: Hail2013-05-09: Hail2013-05-09: Hail2013-05-09: Hail2013-05-09: Hail2013-05-09: Hail2013-05-09: Hail2013-05-09: Hail2013-05-09: Hail2013-05-09: Hail2013-05-09: Hail2013-05-09: Hail2013-05-09: Hail2013-04-29: Hail2013-04-29: Hail2013-04-29: Hail2013-03-19: Hail2013-03-09: Hail2013-02-10: Hail2012-05-07: Hail2012-05-07: Hail2012-05-07: Hail2012-05-07: Hail2012-03-19: Hail2012-03-19: Hail2012-03-19: Hail2012-03-19: Hail2011-05-11: Hail1962-05-28: Tornado1962-05-28: Tornado1965-05-16: Tornado1970-05-15: Tornado1972-05-16: Tornado1972-08-23: Tornado1973-01-20: Tornado1976-05-23: Tornado1976-05-23: Tornado1989-05-17: Tornado1999-05-11: Tornado2001-10-12: Tornado2004-11-16: Tornado2004-11-16: Tornado2007-05-01: Tornado2015-05-25: Tornado2020-04-12: Tornado2005-03-06: Flood2005-05-08: Flood2005-07-14: Flood2005-08-04: Flood2005-07-23: Flood2006-04-18: Flood2006-05-06: Flood2006-10-10: Flood2007-06-16: Flood2007-07-21: Flood2007-07-23: Flood2007-03-13: Flood2007-06-14: Flood2007-07-24: Flood2007-06-27: Flood2007-08-16: Flood2007-05-01: Flood2007-03-26: Flood2007-03-30: Flood2007-07-20: Flood2007-05-24: Flood2010-09-07: Flood2010-09-07: Flood2012-03-19: Flood2013-09-20: Flood2014-08-30: Flood2014-09-19: Flood2014-09-19: Flood2015-05-25: Flood2015-05-25: Flood2015-06-17: Flood2016-05-19: Flood2016-05-19: Flood2018-10-15: Flood2018-10-15: Flood2018-10-15: Flood2019-05-02: Flood2019-05-03: Flood2019-05-03: Flood2019-05-02: Flood2020-03-21: Flood2020-05-27: Flood2020-04-03: Flood2023-05-29: Flood2023-10-26: Flood2023-10-26: Flood2025-06-11: Flood2025-07-06: Flood2025-07-09: Flood2026-05-26: Flood1956-04-05: Wind1968-05-10: Wind1969-03-07: Wind1976-03-30: Wind1979-04-09: Wind1980-07-22: Wind1980-10-18: Wind1981-04-03: Wind1982-06-22: Wind1984-10-20: Wind1985-05-22: Wind1985-09-25: Wind1989-05-17: Wind1992-09-03: Wind1992-06-28: Wind1992-03-09: Wind1992-02-24: Wind1997-05-19: Wind1998-04-08: Wind1998-02-25: Wind1999-05-11: Wind2000-02-22: Wind2000-09-15: Wind2000-07-25: Wind2001-05-20: Wind2001-10-11: Wind2004-04-06: Wind2005-06-01: Wind2006-05-04: Wind2007-06-03: Wind2009-04-26: Wind2011-09-27: Wind2011-02-01: Wind2013-05-09: Wind2014-09-04: Wind2015-05-28: Wind2015-05-28: Wind2015-10-30: Wind2016-04-27: Wind2016-04-27: Wind2016-04-27: Wind2019-06-09: Wind2020-05-27: Wind2020-05-27: Wind2021-06-21: Wind2022-07-14: Wind2023-04-20: Wind2023-06-21: Wind2023-06-21: Wind2023-06-21: Wind2023-09-09: Wind2025-05-22: Wind
Gillespie County within Texas. Dots: HailTornadoFloodWind event locations in the kept record. Boundaries: US Census Bureau.

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.

Between 1950 and 2026, NCEI recorded 568 storm events in Gillespie County, Texas, led by hail.

That is 53.7 events per 100 square miles, in line with the Texas figure of 63.3, and 208.1 per 10,000 residents against 56.0 statewide.

18 events fall in the 12 months to 30 Jun 2026. NCEI attributes 4 deaths and 14 injuries to events in the county, with property damage estimated at $6.2M and crop damage at $5.4M.

FEMA has designated the county in 20 federal disaster declarations since 1953; the most recent is Severe Storms, Straight-Line Winds, Tornadoes, And Flooding (major disaster, 1 Sep 2026).

National Flood Insurance Program policyholders in the county filed 19 claims since 1978, of which 10 were paid, totalling $738K (about $74K per paid claim). FEMA counts 153 residential flood policies in force.

FEMA's National Risk Index rates the county's overall risk as "Relatively Low" and its expected annual loss as "Relatively Low" ($17M a year across 18 hazards).

8 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.

18events, last 12 monthsto 30 Jun 2026
568events since 19504 deaths, 14 injuries recorded
20disaster declarationslast 1 Sep 2026
19NFIP flood claims$738K paid

Compared with Texas and the United States

MeasureGillespie CountyTexasUS
Recorded events since 1950568165,4761,977,440
Events per 100 square miles53.763.356.0
Events per 10,000 residents208.156.059.6
Events in the last 12 months184,72362,008
Deaths recorded by NCEI42,42926,435
Property damage (NCEI estimates)$6.2M$111B$575B
NFIP claims per 1,000 residents0.713.48.1
Average paid NFIP claim$74K$55K$43K
Claims per 100 policies in force, last 10 years5.224.716.1

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

Hail: 2Wind: 1
Hail: 7Tornado: 3Wind: 2
Hail: 15Tornado: 6Wind: 2
Hail: 18Tornado: 1Wind: 8
Hail: 21Tornado: 1Flood: 17Wind: 11Winter: 5Drought: 6
Hail: 39Tornado: 4Flood: 55Wind: 11Winter: 5Drought: 5
Hail: 62Tornado: 1Flood: 19Wind: 11Winter: 16Heat: 1Drought: 51Wildfire: 1
Hail: 71Tornado: 1Flood: 10Wind: 10Winter: 14Heat: 3Cold: 8Drought: 39Wildfire: 4Other: 1
31950s121960s231970s271980s611990s1192000s1622010s1612020s
Recorded events in Gillespie County by decade and hazard group. HailTornadoFloodWindWinterHeatColdDroughtWildfireOther NCEI recorded only tornadoes, hail and thunderstorm wind before 1996.

Trend: 358 events in the 20 years to 2025 against 138 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

Hail235
Flood101
Drought101
Wind56
Winter40
Tornado17
Cold8
Wildfire5
Heat4
Other1
HazardEventsDeathsShare of state's events
■ Hail235—0.4%detail
■ Flood10140.6%detail
■ Drought101—0.5%
■ Wind56—0.1%detail
■ Winter40—0.5%detail
■ Tornado17—0.2%detail
■ Cold8—0.3%
■ Wildfire5—0.3%
■ Heat4—0.1%
■ Other1—0.1%

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

DateEvent typeGroupMagnitudeProperty damageCrop damageDeathsInjuriesGeography
2 Nov 2000Flash FloodFlood—$10K—11County
5 Nov 2000Flash FloodFlood—$10K—11County
21 Mar 2020Flash FloodFlood—$10K—1—County
24 May 2007Flash FloodFlood———1—County
12 Oct 2001TornadoTornadoF3$1.0M$100K—5County
15 Nov 2001Flash FloodFlood—$80K——5County
28 Oct 1996Flash FloodFlood—$50K$10K—1County
15 Dec 1996Flash FloodFlood—$50K——1County
18 Apr 2006HailHail2.50 in—$5.0M——County
11 May 1999TornadoTornadoF3$1.0M$100K——County
19 Mar 2012Flash FloodFlood—$500K———County
1 Feb 2023Winter StormWinter—$500K———Forecast zone
1 Jun 2005Thunderstorm WindWind81 mph$300K———County
14 Mar 2018WildfireWildfire—$300K———Forecast zone
23 May 1976TornadoTornadoF1$250K———County
22 Jun 1997Flash FloodFlood—$100K$100K——County
7 Mar 2005HailHail1.25 in$200K———County
16 Aug 2007Flash FloodFlood—$200K———County
20 May 2001Thunderstorm WindWind—$100K$20K——County
8 Aug 2003Thunderstorm WindWind92 mph$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

DeclaredNumberTypeIncidentTitlePrograms
1 Sep 2026DR-4935Major disasterFloodSevere Storms, Straight-Line Winds, Tornadoes, And FloodingPublic assistance
18 Jul 2026EM-3649EmergencyFloodFloodingPublic assistance
15 Mar 2025FM-5570Fire management assistanceFireCrabapple FirePublic assistance
21 Apr 2023DR-4705Major disasterWinter StormSevere Winter StormPublic assistance
19 Feb 2021DR-4586Major disasterSevere Ice StormSevere Winter StormsIndividual assistance, Public assistance
14 Feb 2021EM-3554EmergencySevere Ice StormSevere Winter StormPublic assistance
25 Mar 2020DR-4485Major disasterBiologicalCovid-19 PandemicIndividual assistance, Public assistance
13 Mar 2020EM-3458EmergencyBiologicalCovid-19Public assistance
29 May 2015DR-4223Major disasterSevere StormSevere Storms, Tornadoes, Straight-Line Winds And FloodingPublic assistance
14 Mar 2008EM-3284EmergencyFireWildfiresPublic assistance
11 Jan 2006DR-1624Major disasterFireExtreme Wildfire ThreatPublic assistance
24 Sep 2005DR-1606Major disasterHurricaneHurricane RitaPublic assistance
21 Sep 2005EM-3261EmergencyHurricaneHurricane RitaPublic assistance
2 Sep 2005EM-3216EmergencyHurricaneHurricane Katrina EvacuationPublic assistance
4 Jul 2002DR-1425Major disasterFloodSevere Storms And FloodingIndividual assistance, Public assistance
1 Sep 1999EM-3142EmergencyFireExtreme Fire HazardsPublic assistance
26 Aug 1998DR-1239Major disasterSevere StormTropical Storm Charley—
7 Jul 1997DR-1179Major disasterFloodSevere Storms And FloodingPublic assistance
10 Sep 1993EM-3113EmergencyDroughtExtreme Fire HazardPublic assistance
26 Dec 1991DR-930Major disasterFloodSevere ThunderstormsIndividual 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

197820022026
NFIP claims by year of loss in Gillespie County, 1978 to 2026 (hover for the amount paid).
Claims since 197819
Paid claims10
Total paid$738K
Average paid claim$74K
Repetitive-loss properties10 severe
Residential policies in force1531.2% of 12,539 structures
Year of lossClaimsPaid claimsAmount paidAverage paid
202664$647,302$161,825
201821$56,982$56,982
201611$2,070$2,070
200910$0—
200711$15,369$15,369
200611$14,487$14,487
200230$0—
200011$1,427$1,427
199510$0—
199410$0—
198011$650$650

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

Overall riskRelatively Lowscore 57.7 of 100
Expected annual loss$17MRelatively Low
Social vulnerabilityRelatively Moderate
Community resilienceRelatively Moderate
Hazard (NRI)Risk ratingExpected annual loss
Inland floodingRelatively Low$10,484,537
TornadoRelatively Moderate$2,189,602
HailRelatively Moderate$925,005
DroughtRelatively Moderate$850,860
Cold waveRelatively Low$744,995
WildfireRelatively Low$547,950
Strong windRelatively Low$413,909
LightningRelatively Moderate$347,262
Heat waveRelatively Low$224,728
Winter weatherRelatively Moderate$143,285
HurricaneVery Low$107,796
Ice stormVery Low$18,168
EarthquakeVery Low$10,420
LandslideVery Low$392

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

Tracks within 100 miles8
Tracks within 50 miles1
Hurricane strength within 50 miles0
StormYearClosest approachMax wind while within 100 mi
Hermine201067 mi46 mph
Candy196883 mi46 mph
Carla196181 mi58 mph
Unnamed Atlantic storm194264 mi75 mph
Unnamed Atlantic storm192966 mi63 mph
Unnamed Atlantic storm190295 mi46 mph
Unnamed Atlantic storm188623 mi69 mph
Unnamed Atlantic storm185167 mi58 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.

ZIP codes with flood claims

ZIP codes whose NFIP claims carry this county's code, with the number of claims. Five or more claims are needed for a ZIP page to be indexed.

Questions and answers

How often does it hail in Gillespie County, TX?

NCEI records 235 hail events in Gillespie County since 1950, in 46 different years; that is about 3.1 recorded events a year. 108 reports were golf-ball size (1.75 in) or larger.

Has Gillespie County had a tornado?

Yes. NCEI records 17 tornadoes in Gillespie County since 1950, 6 of them rated (E)F2 or stronger. Tornado deaths recorded: 0.

When was the last federal disaster declaration for Gillespie County?

1 Sep 2026: Severe Storms, Straight-Line Winds, Tornadoes, And Flooding, a major disaster declaration for flood. The county appears in 20 declarations since 1953.

How many flood insurance claims have been filed in Gillespie County, and how much was paid?

19 NFIP claims since 1978, 10 of them paid, for $738K in total. FEMA publishes these figures redacted and aggregated; individual properties are not identified.

Is Gillespie County in the National Risk Index's high-risk band?

FEMA's National Risk Index (December 2025) rates the county "Relatively Low" for overall risk, "Relatively Low" for expected annual loss, "Relatively Moderate" for social vulnerability and "Relatively Moderate" for community resilience. These ratings are FEMA's relative comparison across all US counties.

How does Gillespie County compare with the rest of Texas?

53.7 recorded events per 100 square miles against 63.3 statewide, and 0.7 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.