Chatham County, North Carolina: hazard risk

FEMA rates Chatham County's overall risk Relatively Low (score 67.2 of 100, higher than 67% of rated U.S. counties). Its storm record holds 548 events since 1950.

FEMA's rating for each hazard

These are FEMA's county-wide model ratings and this county's storm record. They are not an assessment of any property, address or building, and not insurance advice: a property's risk depends on its own elevation, construction and location.

FEMA gives each hazard its own rating, and a rating does not follow the score from one hazard to the next: a hazard with a higher score can carry a lower rating than another. The table sorts by FEMA's rating, then by score (0 to 100, the county against every other county for that hazard).

National Risk Index (December 2025), Chatham County, by FEMA's rating, then score
HazardRisk ratingScoreExpected annual loss
HurricaneRelatively Moderate83.4$2.9M
TornadoRelatively Moderate75.8$3.0M
Riverine FloodingRelatively Moderate74.4$15M
Ice StormRelatively Moderate74.1$261K
LightningRelatively Moderate58.6$298K
Heat WaveRelatively Low72.4$961K
HailRelatively Low67.1$468K
EarthquakeRelatively Low61.3$458K
Winter WeatherRelatively Low55.0$72K
Cold WaveRelatively Low51.2$944K
DroughtRelatively Low45.0$95K
Strong WindRelatively Low36.5$349K
LandslideVery Low48.2$1K
WildfireVery Low33.0$16K

Source: FEMA National Risk Index, December 2025 release. A model of future loss, not a count of past events. FEMA's National Risk Index map.

What the record holds

Storm records by hazard, with the county's rank by days with a record per 1,000 sq mi over each hazard's complete period
HazardRecordsDeathsDamageRank in stateRank in U.S.
Severe thunderstorm wind3170$1.5M49th of 100844th of 3,080
Hail820–81st of 1001790th of 3,080
Winter storms581$651K74th of 1001764th of 3,077
Floods413$33M76th of 1001547th of 3,080
High wind and dust storms140$918K76th of 1001776th of 3,080
Tornadoes120$1.2M74th of 1002119th of 3,080
Hurricanes and tropical storms80$2.5M55th of 100437th of 1,849
Heavy rain70–65th of 1001240th of 3,080
Heat60–39th of 1001553rd of 3,076
Extreme cold20–85th of 1002550th of 3,076
Lightning10$64K89th of 1002086th of 3,080

Source: NOAA NCEI Storm Events Database, 1950 to 2026-06-30; damage in 2025 dollars. Search the record at NCEI.

The full Chatham County record: every hazard by year and month, the deadliest events and FEMA's declarations.

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