Osage County, Missouri: hazard risk

FEMA rates Osage County's overall risk Very Low (score 32.9 of 100, higher than 32% of rated U.S. counties). Its storm record holds 346 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), Osage County, by FEMA's rating, then score
HazardRisk ratingScoreExpected annual loss
Heat WaveRelatively Moderate79.2$1.6M
Ice StormRelatively Moderate69.8$237K
LandslideRelatively Low76.1$11K
TornadoRelatively Low53.6$1.5M
Riverine FloodingRelatively Low47.5$6.7M
Winter WeatherRelatively Low41.1$51K
DroughtRelatively Low39.0$65K
HailRelatively Low36.0$166K
Cold WaveRelatively Low31.2$486K
LightningRelatively Low25.1$97K
Strong WindRelatively Low22.9$232K
EarthquakeVery Low55.9$409K
WildfireVery Low35.8$22K
HurricaneVery Low14.1$4K

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.
Hail950–103rd of 1141674th of 3,080
Severe thunderstorm wind800$101K104th of 1142210th of 3,080
Heat520–29th of 114340th of 3,076
Winter storms481$145K79th of 1141838th of 3,077
Floods410$43K78th of 1141195th of 3,080
Tornadoes110$10M107th of 1142161st of 3,080
Drought70–108th of 1141949th of 3,063
Extreme cold50–97th of 1141947th of 3,076
High wind and dust storms50$4K51st of 1142457th of 3,080
Heavy rain20–63rd of 1141589th 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 Osage County record: every hazard by year and month, the deadliest events and FEMA's declarations.

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