Scattered slow-moving thunderstorms developed, some of which produced wind damage, and some produced locally heavy rain and flooding.

Hail in CHESTERFIELD, SOUTH CAROLINA
From 06-AUG-20 13:21:00 to 06-AUG-20 13:24:00 (EST-5)
Location: CHERAW
Magnitude: 1.00 
Reported by: Trained Spotter

Spotter reported hail up to the size of a quarter in Cheraw.

Thunderstorm Wind in LANCASTER, SOUTH CAROLINA
From 06-AUG-20 14:31:00 to 06-AUG-20 14:35:00 (EST-5)
Location: CAUTHENS XRDS
Magnitude: 60.00 EG
Reported by: Law Enforcement

SCHP reported trees down on Great Falls Hwy at Spring Park Rd.  Time estimated.

Thunderstorm Wind in LANCASTER, SOUTH CAROLINA
From 06-AUG-20 14:31:00 to 06-AUG-20 14:35:00 (EST-5)
Location: CAUTHENS XRDS
Magnitude: 55.00 EG
Reported by: Law Enforcement

SCHP reported a tree down on Hwy 200 at Hwy 97.  Time estimated.

Flash Flood in LEXINGTON, SOUTH CAROLINA
From 06-AUG-20 18:00:00 to 06-AUG-20 18:30:00 (EST-5)
Location: ST ANDREWS
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.01K
Reported by: Department of Highways

SCDOT webcams showed Interstate 26 at mile marker 106 shutdown in both directions due to water flowing across the interstate.

Flash Flood in LEXINGTON, SOUTH CAROLINA
From 06-AUG-20 18:10:00 to 06-AUG-20 18:30:00 (EST-5)
Location: IRMO
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.01K
Reported by: Law Enforcement

Flooding at Churchill Apartments off St. Andrews Rd.  Rising water moved about a dozen vehicles in the complex parking lot.  No injuries.

Lightning in RICHLAND, SOUTH CAROLINA
From 06-AUG-20 18:02:00 to 06-AUG-20 18:02:00 (EST-5)
Location: ST ANDREWS
Property damage: 0.01K
Crop damage: 0.01K
Reported by: Fire Department/Rescue

Columbia FD reported a lightning strike that started a fire in the attic of a residence. No other details were available.  Damage amount unknown.

Flash Flood in RICHLAND, SOUTH CAROLINA
From 06-AUG-20 18:15:00 to 06-AUG-20 18:45:00 (EST-5)
Location: DENNY TERRACE
Flood cause: Heavy Rain
Property damage: 2.00K
Crop damage: 0.01K
Reported by: Fire Department/Rescue

Multiple vehicles were flooded in an apartment complex parking lot.  The water did not reach the buildings.

Flash Flood in RICHLAND, SOUTH CAROLINA
From 06-AUG-20 19:17:00 to 06-AUG-20 19:40:00 (EST-5)
Location: ST ANDREWS
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.01K
Reported by: Fire Department/Rescue

Cars were flooded in the parking lot at Wood Ct.  The water was reported to be four feet high.

Flash Flood in LEXINGTON, SOUTH CAROLINA
From 06-AUG-20 19:20:00 to 06-AUG-20 19:50:00 (EST-5)
Location: IRMO
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.01K
Reported by: Law Enforcement

Flood waters closed Corley Mill Rd where it crosses Twelve Mile Creek just NW of River Bluff HS.

Flash Flood in LEXINGTON, SOUTH CAROLINA
From 06-AUG-20 18:00:00 to 06-AUG-20 18:30:00 (EST-5)
Location: ST ANDREWS
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.01K
Reported by: Fire Department/Rescue

Columbia FD reported several vehicles flooded in an apartment complex off Berryhill Rd, as Stoop Creek overflowed its banks.

Heavy Rain in LEXINGTON, SOUTH CAROLINA
From 06-AUG-20 16:30:00 to 06-AUG-20 18:15:00 (EST-5)
Location: IRMO
Reported by: Mesonet

RCWINDS rain gage reported a total of 3.78 inches of rain.  3.66 inches fell in 90 minutes, and 2.50 inches fell in 60 minutes from around 1800 EDT (1700 EST) to around 1900 EDT (1800 EST).