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Osage County, Missouri severe weather history spans 223 recorded events between 1957 and 2026. The dominant hazard is hail, accounting for 42.2% of all recorded events. It ranks #2,297 nationally and #102 in Missouri.
223
Recorded events
0
Direct deaths
4
Direct injuries
$3.9M
Property damage
The record
What the Osage County, Missouri severe weather history record shows
Across the archive, Osage County, Missouri severe weather history averages 3.2 recorded events a year. The busiest stretch on record is the 2000s, with 73 events logged in that decade alone. Roughly 24 events fall before 1990 and 199 from 1990 onward — a gap that reflects the expansion of NOAA reporting practice as much as the weather itself.
The costliest is tornado, with $3.8M in reported property damage. In total, 6 distinct hazard types appear in this county archive, each listed with its own dated record below.
By hazard type
Every hazard type recorded in Osage County
| Hazard | Events | Deaths | Damage | Max | Span |
|---|---|---|---|---|---|
| Hail | 94 | 0 | $0 | 3 | 1963–2026 |
| Thunderstorm Wind | 79 | 0 | $71K | 83 | 1957–2024 |
| Flash Flood | 30 | 0 | $0 | 0 | 1996–2023 |
| Tornado | 11 | 0 | $3.8M | F3 | 1959–2017 |
| Flood | 7 | 0 | $5K | 0 | 2007–2017 |
| Heavy Rain | 2 | 0 | $0 | 0 | 2005–2008 |
Decade by decade
Osage County, Missouri severe weather history by decade
Reporting practice changed over time — early decades are undercounted, not calmer.
Tornado tracks
Paths crossing this county
12 mapped tornado paths intersect this county: 10 touched down inside it and 2 crossed in from a neighbouring county. This comes from path geometry, not county-tagged reports.
| Date | Scale | Deaths | Injuries | Path length | Origin |
|---|---|---|---|---|---|
| 1983-05-01 | EF3 | 0 | 3 | 9.0 mi | Touched down here |
| 2017-03-06 | EF1 | 0 | 0 | 7.3 mi | Touched down here |
| 2011-02-27 | EF1 | 0 | 0 | 0.2 mi | Touched down here |
| 2010-03-10 | EF1 | 0 | 0 | 6.6 mi | Touched down here |
| 2006-03-12 | EF1 | 0 | 0 | 14.0 mi | Crossed in |
| 1999-04-08 | EF1 | 0 | 0 | 8.0 mi | Touched down here |
| 1994-04-15 | EF1 | 0 | 0 | 25.0 mi | Crossed in |
| 1992-07-02 | EF1 | 0 | 0 | 0.5 mi | Touched down here |
| 1985-05-13 | EF1 | 0 | 0 | 6.0 mi | Touched down here |
| 1969-04-17 | EF1 | 0 | 0 | 1.0 mi | Touched down here |
Significant events
Deadliest events on record in Osage County
| Date | Type | Location | Deaths | Injuries | Damage |
|---|---|---|---|---|---|
| May 1, 1983 | Tornado | 0 | 3 | $2.5M | |
| Sep 28, 1959 | Tornado | 0 | 1 | $25K |
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Thunderstorm winds caused scattered damage throughout Osage county. In Westphalia, the roof of a gym on a school sustained major damage when a large portion of the roof was blown off. Further to the east on County Road 811, a large tree was blown down onto a mobile home cutting it into two. No injuries were reported at this location. On County Road 806, a horse barn was blown down. The horses were unhurt, but an RV stored in the barn was damaged. A shed across the street was destroyed as well. In Linn, the high winds damaged several pieces of equipment for track and field events at the high school and a rooftop A/C unit was blown on its side at the elementary school.
Thunderstorm winds blew down several large trees, numerous tree limbs, and power lines. One tree was uprooted along County Road 602 just south of U.S. Highway 50. Also, the roof of a partially open sided machine shed was heavily damaged.
Up to 8 inches of rain fell in a short amount of time causing flash flooding across the northeastern portions of Osage County. Numerous roads were flooded. U.S. Highway 50 just southeast of Linn was flooded. Deer creek rose well above it's banks flooding County Roads 323 and 321 four miles southwest of Chamois. Also, Highway 100 was flooded in a section from 1 mile west of Chamois to 2 miles west of Chamois.
Context
Risk, population and federal disasters
Very Low
FEMA NRI risk rating
13,402
Population (ACS)
$223K
Median home value
29
Federal declarations
| Declared | Incident | Title | Type |
|---|---|---|---|
| Mar 26, 2020 | Biological | COVID-19 PANDEMIC | DR |
| Mar 13, 2020 | Biological | COVID-19 | EM |
| Jul 9, 2019 | Severe Storm | SEVERE STORMS, TORNADOES, AND FLOODING | DR |
| Jun 2, 2017 | Flood | SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS AND FLOODING | DR |
| Jan 21, 2016 | Flood | SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING | DR |
| Jan 2, 2016 | Flood | SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING | EM |
Quick answers
Frequently asked
How many severe weather events have been recorded in Osage County, Missouri?
223 events are on record between 1957 and 2026, causing 0 direct deaths and $3.9M in property damage.
What is the most common severe weather hazard in Osage County?
Hail, with 94 recorded events — 42.2% of everything in the archive for this county.
How many tornadoes have crossed Osage County?
12 mapped tornado paths intersect the county boundary; 10 of them touched down inside it. This is derived from path geometry, not county-tagged reports.
How many federal disaster declarations cover Osage County?
29 federal disaster declarations from FEMA include Osage County, each tied to a specific incident period.
How risky is Osage County compared with the rest of the country?
FEMA's National Risk Index rates Osage County as very low risk, placing it in the 33 percentile of its state for expected annual loss.
Where does the Osage County, Missouri severe weather history data come from?
Every figure is drawn from United States federal public-domain records: NOAA/NCEI Storm Events for the event archive, NOAA SPC SVRGIS for mapped tornado paths, FEMA for disaster declarations and risk ratings, and the U.S. Census for population context. Dates are shown in UTC and recent entries may still be revised by NOAA.
Nearby
Neighbouring counties
- Oregon County 344
- Ozark County 713
- Nodaway County 497
- Pemiscot County 273
- Newton County 923
- Perry County 253
Cite this page
“Osage County, Missouri.” Severe Weather History. severeweatherhistory.com/county/missouri/osage-county/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.