177
Recorded events
0
Direct deaths
0
Direct injuries
$0
Property damage
Hail in Walworth County, South Dakota: 177 recorded events between 1963 and 2025. The strongest on record measured 3. That places the county #753 nationally and #43 statewide for this hazard.
Decade by decade
Hail in Walworth County, South Dakota: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for hail in Walworth County is the 2010s, when 82 of the county's 177 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 Walworth County archive, hail makes up 43.2% of all recorded severe weather across 6 hazard types. Nationally the county sits at #753 for this hazard and #43 within South Dakota, putting it in the 75.8 percentile of all U.S. counties.
Seasonality
Events by month
Aug is the peak month for hail in Walworth County with 77 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 |
|---|---|---|---|
| Aug 13, 2025 | LOWRY | 1 | $0 |
| Aug 6, 2025 | LOWRY | 1 | $0 |
| Jul 30, 2023 | AKASKA | 1.75 | $0 |
| Jul 30, 2023 | (Y26)MOBRIDGE ARPT | 1 | $0 |
| Jun 25, 2022 | GLENHAM | 1 | $0 |
| Aug 28, 2021 | LOWRY | 2.5 | $0 |
| Aug 28, 2021 | SELBY | 1 | $0 |
| Aug 28, 2021 | GLENHAM | 1.25 | $0 |
| Jul 26, 2021 | GLENHAM | 1 | $0 |
| Jul 11, 2020 | GLENHAM | 2 | $0 |
Other hazards here
More from Walworth County
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Golf ball to baseball size hail along with severe winds brought a destructive path of crops from northwest of Java to Java during the evening hours. The path width was anywhere from 2 to 5 miles. The destruction was shown on satellite.
Tennis ball size hail along with high winds caused a lot of damage throughout Selby. Many east and north windows were broken along with many vehicle's windshields. Also, many vehicles were dented, house siding was damaged, gardens were completely destroyed, and many acres of crops around Selby were destroyed.
Quick answers
Frequently asked
How many hail events are on record in Walworth County, South Dakota?
177 hail events are recorded in Walworth County between 1963 and 2025, causing 0 direct deaths.
What is the strongest hail recorded in Walworth County?
The strongest hail on record in Walworth County measured 3.
Where does the hail data for Walworth 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 Walworth County, South Dakota.” Severe Weather History. severeweatherhistory.com/county/south-dakota/walworth-county/hail/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.