214
Recorded events
0
Direct deaths
1
Direct injuries
$362K
Property damage
Thunderstorm Wind in Union County, South Carolina: 214 recorded events between 1961 and 2025. The strongest on record measured 75. That places the county #927 nationally and #33 statewide for this hazard.
Decade by decade
Thunderstorm Wind in Union County, South Carolina: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for thunderstorm wind in Union County is the 2000s, when 69 of the county's 214 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 Union County archive, thunderstorm wind makes up 61.0% of all recorded severe weather across 7 hazard types. Nationally the county sits at #927 for this hazard and #33 within South Carolina, putting it in the 70.6 percentile of all U.S. counties.
Seasonality
Events by month
Jun is the peak month for thunderstorm wind in Union County with 59 recorded events, while Oct 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.
Significant events
Deadliest on record
| Date | Location | Scale | Deaths | Injuries | Damage |
|---|---|---|---|---|---|
| Jun 16, 1998 | UNION | 50 | 0 | 1 | $14K |
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Sep 6, 2025 | BUFFALO | 50 | $0 |
| Sep 6, 2025 | MEAN XRDS | 50 | $0 |
| Jun 28, 2025 | CAREM | 50 | $0 |
| Mar 31, 2025 | CROSS KEYS | 50 | $0 |
| Dec 29, 2024 | UNION | 50 | $0 |
| Sep 24, 2024 | DELTA | 50 | $5K |
| Aug 17, 2024 | BUFFALO | 55 | $0 |
| Jul 18, 2024 | UNION | 50 | $0 |
| May 25, 2024 | SANTUC | 50 | $0 |
| May 8, 2024 | CARLISLE | 50 | $0 |
Other hazards here
More from Union County
- Hail 96
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Public reported numerous trees blown down along Mud Bridge Rd, with a large tree down on a house, heavily damaging the roof. The roof was also blown off a barn. Additional trees and a damaged mobile home roof were reported elsewhere in western Union County.
A boat was overturned and blown 20 feet in a lot along highway 9 North of Union. Two other boats were lifted and dropped at the same location. In Adamsburg, 2 tool sheds were flattened and a carport damaged by the wind. Several trees were also blown down at the same location.
NWS storm survey found an area of downburst wind damage that began about 100-200 yards south of a short tornado track and continued E/NE north of Carlisle. Multiple trees were blown down, with at least one tree down on a vehicle.
Quick answers
Frequently asked
How many thunderstorm wind events are on record in Union County, South Carolina?
214 thunderstorm wind events are recorded in Union County between 1961 and 2025, causing 0 direct deaths.
What is the strongest thunderstorm wind recorded in Union County?
The strongest thunderstorm wind on record in Union County measured 75.
Where does the thunderstorm wind data for Union 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
“Thunderstorm Wind in Union County, South Carolina.” Severe Weather History. severeweatherhistory.com/county/south-carolina/union-county/thunderstorm-wind/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.