173
Recorded events
0
Direct deaths
0
Direct injuries
$500K
Property damage
Hail in Lyon County, Iowa: 173 recorded events between 1966 and 2025. The strongest on record measured 4. That places the county #777 nationally and #28 statewide for this hazard.
Decade by decade
Hail in Lyon County, Iowa: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for hail in Lyon County is the 2000s, when 87 of the county's 173 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.
Within the Lyon County archive, hail makes up 39.7% of all recorded severe weather across 8 hazard types. Nationally the county sits at #777 for this hazard and #28 within Iowa, putting it in the 75.0 percentile of all U.S. counties.
Seasonality
Events by month
Jun is the peak month for hail in Lyon County with 48 recorded events, while Jan is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Jun 2, 2025 | LAKEWOOD | 1 | $0 |
| Jun 2, 2025 | DOON | 1.25 | $0 |
| Apr 29, 2025 | LITTLE ROCK | 0.88 | $0 |
| Apr 29, 2025 | GEORGE | 1.75 | $0 |
| Apr 29, 2025 | GEORGE | 2 | $0 |
| Apr 29, 2025 | DOON | 1 | $0 |
| Apr 28, 2025 | INWOOD | 1 | $0 |
| Apr 20, 2023 | DOON | 1.5 | $0 |
| May 29, 2022 | KLONDIKE | 1.5 | $0 |
| Aug 29, 2021 | LESTER | 1 | $0 |
Other hazards here
More from Lyon County
- Thunderstorm Wind 119
- Flood 85
- Tornado 43
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Multiple pictures received of very large hail around Larchwood. Hail size ranged from tennis ball to as much as 4 inches in diameter. Several cars and houses reported to have all windows broken out. Property damage costs are a rough estimate.
Quick answers
Frequently asked
How many hail events are on record in Lyon County, Iowa?
173 hail events are recorded in Lyon County between 1966 and 2025, causing 0 direct deaths.
What is the strongest hail recorded in Lyon County?
The strongest hail on record in Lyon County measured 4.
Where does the hail data for Lyon County come from?
All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.
Cite this page
“Hail in Lyon County, Iowa.” Severe Weather History. severeweatherhistory.com/county/iowa/lyon-county/hail/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.