498
Recorded events
0
Direct deaths
8
Direct injuries
$561K
Property damage
Thunderstorm Wind in Dorchester County, South Carolina: 498 recorded events between 1955 and 2025. The strongest on record measured 91. That places the county #113 nationally and #11 statewide for this hazard.
Decade by decade
Thunderstorm Wind in Dorchester County, South Carolina: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for thunderstorm wind in Dorchester County is the 2010s, when 194 of the county's 498 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 Dorchester County archive, thunderstorm wind makes up 62.2% of all recorded severe weather across 8 hazard types. Nationally the county sits at #113 for this hazard and #11 within South Carolina, putting it in the 96.5 percentile of all U.S. counties.
Seasonality
Events by month
Jul is the peak month for thunderstorm wind in Dorchester County with 118 recorded events, while Feb 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 |
|---|---|---|---|---|---|
| Jul 7, 1995 | Summerville | 0 | 0 | 4 | $50K |
| Jul 11, 2025 | GIVHANS | 40 | 0 | 1 | $0 |
| Jul 28, 2006 | HARLEYVILLE | 55 | 0 | 1 | $10K |
| Jun 29, 1998 | SUMMERVILLE | 50 | 0 | 1 | $0 |
| May 15, 1995 | Summerville | 60 | 0 | 1 | $0 |
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Aug 16, 2025 | SLANDSVILLE | 45 | $1K |
| Jul 11, 2025 | KNIGHTSVILLE | 50 | $0 |
| Jul 11, 2025 | KNIGHTSVILLE | 50 | $0 |
| Jul 11, 2025 | GIVHANS | 40 | $0 |
| Jun 9, 2025 | SLANDSVILLE | 50 | $0 |
| Jun 9, 2025 | SUMMERVILLE | 50 | $0 |
| Jun 8, 2025 | SLANDSVILLE | 50 | $0 |
| Jun 8, 2025 | DORCHESTER | 50 | $0 |
| Jun 8, 2025 | ROSINVILLE | 50 | $0 |
| Jun 8, 2025 | ROSINVILLE | 50 | $0 |
Other hazards here
More from Dorchester County
- Hail 185
- Flash Flood 62
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Straight line wind damage was observed near the Jedburg, South Carolina exit off of I-26. Interviews revealed that large pine trees were down across the roadway. In addition over one hundred pine trees were snapped off along the trunk or completely uprooted. Wind speeds were estimated to be between 95 and 105 mph.
Remnants of Hurricane Allison moved through South Carolina causing heavy rains, some flooding and minor wind damage. The wind tore off part of the roof of a mobile home in Early Branch, Hampton County. In Georgetown County heavy rains caused street flooding. A waterspout moved onshore at Hilton Head causing damage at Port Royal Plaza and Triangle Square where BiLo Grocery Store lost its roof, an office building under construction was destroyed, 35 parked cars were damaged, and a door at Nana's Place Child Care Center was blown off.
Dorchester County Emergency Management reported a downed tree and power lines which fell in the roadway at the intersection of Wire Road and Zion Road. Two vehicles collided with the downed tree and one person was injured.
Quick answers
Frequently asked
How many thunderstorm wind events are on record in Dorchester County, South Carolina?
498 thunderstorm wind events are recorded in Dorchester County between 1955 and 2025, causing 0 direct deaths.
What is the strongest thunderstorm wind recorded in Dorchester County?
The strongest thunderstorm wind on record in Dorchester County measured 91.
Where does the thunderstorm wind data for Dorchester 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 Dorchester County, South Carolina.” Severe Weather History. severeweatherhistory.com/county/south-carolina/dorchester-county/thunderstorm-wind/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.