Asotin County, Washington severe weather history spans 47 recorded events between 1961 and 2024. The dominant hazard is hail, accounting for 44.7% of all recorded events. It ranks #3,064 nationally and #18 in Washington.
47
Recorded events
0
Direct deaths
0
Direct injuries
$1.8M
Property damage
The record
What the Asotin County, Washington severe weather history record shows
Across the archive, Asotin County, Washington severe weather history averages 0.7 recorded events a year. The busiest stretch on record is the 2010s, with 19 events logged in that decade alone. Roughly 1 events fall before 1990 and 46 from 1990 onward — a gap that reflects the expansion of NOAA reporting practice as much as the weather itself.
The costliest is flash flood, with $1.7M 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 Asotin County
| Hazard | Events | Deaths | Damage | Max | Span |
|---|---|---|---|---|---|
| Hail | 21 | 0 | $1K | 2 | 1961–2022 |
| Thunderstorm Wind | 14 | 0 | $59K | 65 | 1997–2024 |
| Flash Flood | 8 | 0 | $1.7M | 0 | 1998–2023 |
| Lightning | 2 | 0 | $11K | 0 | 2016–2024 |
| Flood | 1 | 0 | $0 | 0 | 2010–2010 |
| Heavy Rain | 1 | 0 | $0 | 0 | 1999–1999 |
Decade by decade
Asotin County, Washington severe weather history by decade
Reporting practice changed over time — early decades are undercounted, not calmer.
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Flash flooding impacted several roads of Clarkston. Half an inch of rain fell in 15 minutes from 1330LST to 1345LST. Flooding also impacted on State Highway 129 between Asotin and Clarkston, with mud and debris on the roadway.
Asotin County Fire District observed minor flooding at McGuire Gulch where it crosses Asotin Creek Road and said his department received similar reports from the top end of the gulch near where it crosses Peola Road. At the button end of the gulch, Hardin said water entered a shop, flooded a field and surrounded barns.
Strong downburst winds from a thunderstorm knocked out power to 2,000 customers in Clarkston when a tree blew down on a power line. An addition, a portable carport was blown into another power line. Another tree was uprooted knocking down another power line and landing on a shop.
Context
Risk, population and federal disasters
Very Low
FEMA NRI risk rating
22,467
Population (ACS)
$326K
Median home value
13
Federal declarations
| Declared | Incident | Title | Type |
|---|---|---|---|
| Apr 7, 2026 | Flood | SEVERE STORMS, STRAIGHT-LINE WINDS, FLOODING, LANDSLIDES, AND MUDSLIDES | DR |
| Mar 22, 2020 | Biological | COVID-19 PANDEMIC | DR |
| Mar 13, 2020 | Biological | COVID-19 | EM |
| Aug 21, 2015 | Fire | WILDFIRES | EM |
| Mar 2, 2009 | Severe Storm | SEVERE WINTER STORM AND RECORD AND NEAR RECORD SNOW | DR |
| Sep 7, 2005 | Coastal Storm | HURRICANE KATRINA EVACUATION | EM |
Quick answers
Frequently asked
How many severe weather events have been recorded in Asotin County, Washington?
47 events are on record between 1961 and 2024, causing 0 direct deaths and $1.8M in property damage.
What is the most common severe weather hazard in Asotin County?
Hail, with 21 recorded events — 44.7% of everything in the archive for this county.
How many federal disaster declarations cover Asotin County?
13 federal disaster declarations from FEMA include Asotin County, each tied to a specific incident period.
How risky is Asotin County compared with the rest of the country?
FEMA's National Risk Index rates Asotin County as very low risk, placing it in the 18 percentile of its state for expected annual loss.
Where does the Asotin County, Washington 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
Cite this page
“Asotin County, Washington.” Severe Weather History. severeweatherhistory.com/county/washington/asotin-county/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.