County Hazards

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Osceola County, Florida

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

FIPS 12097 · 403,282 residents (2021) · 1,328 sq mi · dominant hazard Wind

Hail · 92Tornado · 43Flood · 21Wind · 106Winter · 0
1983-08-28: Hail1988-05-21: Hail1989-05-28: Hail1991-05-16: Hail1992-03-25: Hail1996-03-30: Hail1996-03-30: Hail1996-03-30: Hail1997-07-04: Hail1997-07-04: Hail1997-07-08: Hail1997-07-18: Hail1997-05-27: Hail1997-04-23: Hail1997-04-23: Hail1997-10-27: Hail1998-06-18: Hail1998-04-20: Hail1998-05-05: Hail1998-05-05: Hail1998-05-04: Hail1998-05-04: Hail1998-02-22: Hail1998-02-28: Hail1998-02-28: Hail1999-05-06: Hail1999-08-01: Hail1999-05-11: Hail1999-06-03: Hail2000-05-09: Hail2000-07-07: Hail2001-03-29: Hail2001-03-31: Hail2001-03-29: Hail2001-06-19: Hail2001-06-17: Hail2001-05-31: Hail2001-06-15: Hail2001-06-15: Hail2001-06-17: Hail2001-08-10: Hail2002-05-30: Hail2003-07-29: Hail2003-03-16: Hail2003-03-14: Hail2004-05-02: Hail2004-07-07: Hail2004-07-07: Hail2005-03-26: Hail2005-05-03: Hail2005-05-03: Hail2005-05-03: Hail2005-08-04: Hail2006-08-04: Hail2007-05-04: Hail2008-06-02: Hail2008-06-24: Hail2008-06-02: Hail2008-01-13: Hail2008-04-06: Hail2009-04-14: Hail2009-04-14: Hail2010-05-29: Hail2011-05-27: Hail2011-07-15: Hail2011-06-17: Hail2012-04-20: Hail2014-02-12: Hail2014-02-12: Hail2015-06-20: Hail2015-08-20: Hail2016-03-26: Hail2016-06-14: Hail2017-07-17: Hail2019-07-28: Hail2020-05-21: Hail2020-05-21: Hail2020-06-24: Hail2022-04-02: Hail2023-05-22: Hail2023-04-25: Hail2023-03-13: Hail2023-06-23: Hail2024-06-06: Hail2024-06-06: Hail2024-06-06: Hail1960-06-08: Tornado1961-04-12: Tornado1966-04-04: Tornado1971-06-28: Tornado1971-08-24: Tornado1973-01-28: Tornado1975-04-15: Tornado1975-04-15: Tornado1975-05-14: Tornado1976-05-13: Tornado1977-01-10: Tornado1977-02-24: Tornado1978-05-04: Tornado1981-03-19: Tornado1983-03-24: Tornado1983-03-24: Tornado1987-09-01: Tornado1996-04-30: Tornado1997-07-11: Tornado1997-07-04: Tornado1997-07-05: Tornado1997-12-27: Tornado1998-03-09: Tornado1998-02-23: Tornado2001-06-03: Tornado2004-08-13: Tornado2004-08-13: Tornado2004-08-13: Tornado2004-09-04: Tornado2006-08-30: Tornado2006-08-30: Tornado2008-11-30: Tornado2012-06-24: Tornado2012-06-24: Tornado2012-08-27: Tornado2016-07-08: Tornado2017-06-14: Tornado2017-07-07: Tornado2024-10-09: Tornado2024-10-09: Tornado2024-10-09: Tornado2025-08-04: Tornado2005-10-24: Flood2009-07-11: Flood2011-10-08: Flood2012-08-27: Flood2017-09-10: Flood2022-09-28: Flood2022-09-29: Flood2024-10-09: Flood2024-10-09: Flood2025-05-25: Flood1970-03-05: Wind1975-06-02: Wind1975-01-25: Wind1975-08-04: Wind1976-07-19: Wind1978-12-24: Wind1978-05-04: Wind1983-02-02: Wind1986-07-02: Wind1986-08-14: Wind1987-07-02: Wind1988-11-05: Wind1990-08-11: Wind1990-07-25: Wind1990-08-13: Wind1991-07-16: Wind1991-03-03: Wind1991-04-23: Wind1991-04-23: Wind1996-06-25: Wind1996-08-15: Wind1997-07-08: Wind1997-06-20: Wind1997-06-02: Wind1997-07-29: Wind1997-04-23: Wind1997-04-23: Wind1997-04-28: Wind1997-04-23: Wind1997-04-28: Wind1997-04-23: Wind1997-05-03: Wind1997-10-27: Wind1997-10-31: Wind1997-11-13: Wind1998-07-19: Wind1998-02-16: Wind1999-06-22: Wind1999-07-13: Wind1999-01-03: Wind1999-04-28: Wind1999-08-01: Wind1999-01-03: Wind1999-07-14: Wind1999-06-04: Wind2000-03-27: Wind2000-09-21: Wind2001-05-25: Wind2001-08-25: Wind2003-07-25: Wind2003-07-29: Wind2003-07-31: Wind2003-03-14: Wind2004-06-06: Wind2004-05-02: Wind2004-05-02: Wind2004-05-02: Wind2005-03-21: Wind2005-08-04: Wind2006-04-21: Wind2007-02-13: Wind2007-02-13: Wind2007-07-13: Wind2007-07-13: Wind2008-06-22: Wind2008-06-22: Wind2008-06-22: Wind2008-04-05: Wind2008-08-15: Wind2008-04-06: Wind2008-06-10: Wind2008-06-10: Wind2008-06-10: Wind2008-09-10: Wind2009-12-18: Wind2009-07-18: Wind2009-06-23: Wind2009-06-05: Wind2010-06-19: Wind2010-05-29: Wind2010-06-18: Wind2011-03-30: Wind2011-03-30: Wind2012-06-24: Wind2014-02-12: Wind2015-09-04: Wind2016-03-26: Wind2016-06-01: Wind2017-06-14: Wind2018-06-05: Wind2019-06-19: Wind2019-07-28: Wind2019-07-28: Wind2020-05-30: Wind2021-08-02: Wind2022-04-02: Wind2023-05-22: Wind2023-07-05: Wind
Osceola County within Florida. 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.

Osceola County, Florida, has 297 weather events in the NCEI Storm Events record since 1950, most of them damaging wind.

That is 22.4 events per 100 square miles, below the Florida figure of 73.8, and 7.4 per 10,000 residents against 18.2 statewide.

1 event fall in the 12 months to 30 Jun 2026. NCEI attributes 37 deaths and 175 injuries to events in the county, with property damage estimated at $850M and crop damage at $33M.

FEMA has designated the county in 39 federal disaster declarations since 1953; the most recent is Hurricane Milton (major disaster, 11 Oct 2024).

National Flood Insurance Program policyholders in the county filed 1,032 claims since 1978, of which 569 were paid, totalling $25M (about $44K per paid claim). FEMA counts 7,888 residential flood policies in force.

FEMA's National Risk Index rates the county's overall risk as "Relatively Moderate" and its expected annual loss as "Relatively Moderate" ($118M a year across 18 hazards).

103 tropical storm or hurricane tracks in the HURDAT2 record passed within 100 miles of the county's centre at tropical-storm strength or more, 15 of them within 50 miles at hurricane strength.

1events, last 12 monthsto 30 Jun 2026
297events since 195037 deaths, 175 injuries recorded
39disaster declarationslast 11 Oct 2024
1,032NFIP flood claims$25M paid

Compared with Florida and the United States

MeasureOsceola CountyFloridaUS
Recorded events since 195029739,5781,977,440
Events per 100 square miles22.473.856.0
Events per 10,000 residents7.418.259.6
Events in the last 12 months11,30762,008
Deaths recorded by NCEI3789026,435
Property damage (NCEI estimates)$850M$80B$575B
NFIP claims per 1,000 residents2.620.68.1
Average paid NFIP claim$44K$62K$43K
Claims per 100 policies in force, last 10 years8.118.316.1

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

Tornado: 3
Tornado: 10Wind: 7
Hail: 3Tornado: 4Wind: 6
Hail: 32Tornado: 8Flood: 4Wind: 36Lightning: 2
Hail: 33Tornado: 8Flood: 9Wind: 36Cold: 1Fog: 1Other: 8
Hail: 13Tornado: 6Flood: 3Wind: 15Tropical: 4Cold: 4Lightning: 1Other: 6
Hail: 11Tornado: 4Flood: 5Wind: 6Tropical: 5Heat: 1Other: 2
01950s31960s171970s131980s821990s962000s522010s342020s
Recorded events in Osceola County by decade and hazard group. HailTornadoFloodWindTropicalHeatColdLightningFogOther NCEI recorded only tornadoes, hail and thunderstorm wind before 1996.

Trend: 125 events in the 20 years to 2025 against 146 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

Wind106
Hail92
Tornado43
Flood21
Other16
Tropical9
Cold5
Lightning3
Heat1
Fog1
HazardEventsDeathsShare of state's events
■ Wind10610.7%detail
■ Hail92—1.6%detail
■ Tornado43251.1%detail
■ Flood2110.6%detail
■ Other16—0.6%
■ Tropical950.4%
■ Cold5—0.4%
■ Lightning3—0.2%
■ Heat1—0.3%
■ Fog150.1%

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
23 Feb 1998TornadoTornadoF3$50M—25145County
13 Mar 2007Dense FogFog—$130K—53Forecast zone
28 Sep 2022Hurricane (Typhoon)Tropical———4—Forecast zone
13 Aug 2004High WindWind75 mph$373M—1—Forecast zone
28 Sep 2022FloodFlood—$245M—1—County
3 Sep 2019Tropical DepressionTropical———1—Forecast zone
19 Mar 1981TornadoTornadoF2$250K——11County
10 Sep 2017Tropical StormTropical—$100M———Forecast zone
28 Jan 1973TornadoTornadoF2$2.5M——7County
1 Sep 1987TornadoTornadoF1$250K——3County
4 Apr 1966TornadoTornadoF4$25M———County
24 Mar 1983TornadoTornadoF2$25M———County
4 Sep 2004High WindWind63 mph$3.5M$22M——Forecast zone
25 Sep 2004Strong WindWind83 mph$11M$8.0M——Forecast zone
12 Apr 1961TornadoTornadoF1$25K——1County
4 May 1978TornadoTornadoF0$25K——1County
8 Jun 1960TornadoTornadoF1$3K——1County
23 Apr 1991Thunderstorm WindWind0 mph———1County
23 Apr 1991Thunderstorm WindWind0 mph———1County
12 Jun 1997LightningLightning————1County

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
11 Oct 2024DR-4834Major disasterHurricaneHurricane MiltonIndividual assistance, Public assistance
7 Oct 2024EM-3622EmergencyHurricaneHurricane MiltonPublic assistance
10 Aug 2024DR-4806Major disasterTropical StormHurricane DebbyPublic assistance
3 Aug 2024EM-3605EmergencyTropical StormTropical Storm DebbyPublic assistance
31 Aug 2023DR-4734Major disasterHurricaneHurricane IdaliaPublic assistance
28 Aug 2023EM-3596EmergencyTropical StormTropical Storm IdaliaPublic assistance
13 Dec 2022DR-4680Major disasterHurricaneHurricane NicolePublic assistance
8 Nov 2022EM-3587EmergencyTropical StormTropical Storm NicolePublic assistance
29 Sep 2022DR-4673Major disasterHurricaneHurricane IanIndividual assistance, Public assistance
24 Sep 2022EM-3584EmergencyHurricaneTropical Storm IanPublic assistance
1 Aug 2020EM-3533EmergencyHurricaneHurricane IsaiasPublic assistance
25 Mar 2020DR-4486Major disasterBiologicalCovid-19 PandemicIndividual assistance, Public assistance
13 Mar 2020EM-3432EmergencyBiologicalCovid-19Public assistance
21 Oct 2019DR-4468Major disasterHurricaneHurricane DorianPublic assistance
30 Aug 2019EM-3419EmergencyHurricaneHurricane DorianPublic assistance
10 Sep 2017DR-4337Major disasterHurricaneHurricane IrmaIndividual assistance, Public assistance
5 Sep 2017EM-3385EmergencyHurricaneHurricane IrmaPublic assistance
8 Oct 2016DR-4283Major disasterHurricaneHurricane MatthewPublic assistance
6 Oct 2016EM-3377EmergencyHurricaneHurricane MatthewPublic assistance
24 Aug 2008DR-1785Major disasterSevere StormTropical Storm FayPublic assistance
21 Aug 2008EM-3288EmergencySevere StormTropical Storm FayPublic assistance
24 Oct 2005DR-1609Major disasterHurricaneHurricane WilmaPublic assistance
5 Sep 2005EM-3220EmergencyHurricaneHurricane Katrina EvacuationPublic assistance
26 Sep 2004DR-1561Major disasterHurricaneHurricane JeanneIndividual assistance, Public assistance
16 Sep 2004DR-1551Major disasterHurricaneHurricane IvanIndividual assistance
4 Sep 2004DR-1545Major disasterHurricaneHurricane FrancesIndividual assistance, Public assistance
13 Aug 2004DR-1539Major disasterHurricaneTropical Storm Bonnie And Hurricane CharleyIndividual assistance, Public assistance
17 Apr 2001FM-2357Fire management assistanceFireFl - Orlando Complex FirePublic assistance
5 Feb 2001DR-1359Major disasterFreezingSevere FreezeIndividual assistance
28 May 2000FM-2301Fire management assistanceFireFl, Orlando District Fire ComplexPublic assistance
20 Oct 1999DR-1306Major disasterHurricaneFl-Hurricane Irene-Dr-ReqIndividual assistance
15 Oct 1999EM-3150EmergencyHurricaneTropical Storm Irene - FloridaPublic assistance
27 Apr 1999EM-3139EmergencyFireFl-Fires 04/15/99Public assistance
15 Apr 1999FM-2253Fire management assistanceFireFl-Fires 04/13/99Public assistance
18 Jun 1998DR-1223Major disasterFireExtreme Fire HazardIndividual assistance, Public assistance
6 Jan 1998DR-1195Major disasterSevere StormSevere Storms, High Winds, Tornadoes, And FloodingIndividual assistance, Public assistance
15 Jan 1990DR-851Major disasterFreezingSevere FreezeIndividual assistance
18 Mar 1985DR-732Major disasterFreezingSevere FreezeIndividual assistance
31 Jan 1977DR-526Major disasterFreezingSevere Winter WeatherIndividual 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 Osceola County, 1978 to 2026 (hover for the amount paid).
Claims since 19781,032
Paid claims569
Total paid$25M
Average paid claim$44K
Repetitive-loss properties521 severe
Residential policies in force7,8886.0% of 131,130 structures
Year of lossClaimsPaid claimsAmount paidAverage paid
202620$0—
202520$0—
2024223$79,216$26,405
202331$35,082$35,082
2022397309$21,073,180$68,198
202151$10,750$10,750
2020103$129,210$43,070
201920$0—
201830$0—
2017192114$2,531,023$22,202
2016163$17,446$5,815
201552$7,329$3,664
201483$40,739$13,580
201363$27,076$9,025
201263$8,974$2,991
201181$11,664$11,664
201062$5,440$2,720
20092418$436,865$24,270
2008124$29,110$7,278
200730$0—
2005129$83,312$9,257
200420452$296,198$5,696
20031913$96,237$7,403
2002137$16,840$2,406
200130$0—

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 Moderatescore 92.0 of 100
Expected annual loss$118MRelatively Moderate
Social vulnerabilityRelatively Low
Community resilienceRelatively Low
Hazard (NRI)Risk ratingExpected annual loss
Inland floodingRelatively Moderate$52,094,168
Strong windVery High$26,846,565
HurricaneRelatively High$18,244,974
TornadoRelatively High$10,638,663
LightningVery High$3,859,823
WildfireRelatively Moderate$3,577,703
Heat waveRelatively Low$1,393,424
Cold waveRelatively Low$537,584
EarthquakeVery Low$242,752
DroughtRelatively Low$94,937
HailVery Low$83,493
LandslideVery Low$1,173

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 miles103
Tracks within 50 miles43
Hurricane strength within 50 miles15
StormYearClosest approachMax wind while within 100 mi
Milton202410 mi81 mph
Alex202275 mi46 mph
Ian202225 mi115 mph
Nicole202228 mi75 mph
Isaias202088 mi69 mph
Emily201775 mi40 mph
Irma201765 mi92 mph
Julia201627 mi52 mph
Matthew201677 mi127 mph
Fay200833 mi69 mph
Ernesto200627 mi40 mph
Tammy200560 mi46 mph
Charley200428 mi144 mph
Frances200439 mi104 mph
Jeanne200438 mi121 mph
Edouard200293 mi40 mph
Gabrielle200140 mi52 mph
Irene199966 mi75 mph
Erin199547 mi86 mph
Jerry199525 mi40 mph
Gordon199468 mi63 mph
Chris198870 mi46 mph
Keith198815 mi46 mph
Bob198548 mi58 mph
Diana198495 mi63 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 Osceola County, FL?

NCEI records 92 hail events in Osceola County since 1950, in 34 different years; that is about 1.2 recorded events a year. 15 reports were golf-ball size (1.75 in) or larger.

Has Osceola County had a tornado?

Yes. NCEI records 43 tornadoes in Osceola County since 1950, 5 of them rated (E)F2 or stronger. Tornado deaths recorded: 25.

When was the last federal disaster declaration for Osceola County?

11 Oct 2024: Hurricane Milton, a major disaster declaration for hurricane. The county appears in 39 declarations since 1953.

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

1,032 NFIP claims since 1978, 569 of them paid, for $25M in total. FEMA publishes these figures redacted and aggregated; individual properties are not identified.

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

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

How does Osceola County compare with the rest of Florida?

22.4 recorded events per 100 square miles against 73.8 statewide, and 2.6 NFIP claims per 1,000 residents against 20.6. 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.