A well defined upper low interacted with a typically unstable late May airmass to produce multicell severe thunderstorms.

Hail in DORCHESTER, SOUTH CAROLINA
From 22-MAY-12 16:20:00 to 22-MAY-12 16:21:00 (EST-5)
Location: SLANDSVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A report of quarter size hail at the intersection of Ashley Phosphate Road and Dorchester Road.

Hail in DORCHESTER, SOUTH CAROLINA
From 22-MAY-12 18:18:00 to 22-MAY-12 18:19:00 (EST-5)
Location: GIVHANS
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported half dollar size hail near the intersection of Highway 17 and Highway 61.

Hail in DORCHESTER, SOUTH CAROLINA
From 22-MAY-12 18:28:00 to 22-MAY-12 18:29:00 (EST-5)
Location: KNIGHTSVILLE
Magnitude: 1.00 
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

The public reported quarter size hail and two trees blown down near the intersection of Orangeburg Road and West Butternut Road.

Hail in DORCHESTER, SOUTH CAROLINA
From 22-MAY-12 18:29:00 to 22-MAY-12 18:30:00 (EST-5)
Location: SUMMERVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported quarter size hail in Summerville.

Hail in BERKELEY, SOUTH CAROLINA
From 22-MAY-12 18:34:00 to 22-MAY-12 18:35:00 (EST-5)
Location: CARNES XRD
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported quarter size hail and estimated 50 mph winds near the Walmart off of Interstate 26.

Hail in BERKELEY, SOUTH CAROLINA
From 22-MAY-12 18:52:00 to 22-MAY-12 18:53:00 (EST-5)
Location: MONCKS CORNER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public reports nickel size hail in Moncks Corner.

Thunderstorm Wind in BERKELEY, SOUTH CAROLINA
From 22-MAY-12 14:30:00 to 22-MAY-12 14:31:00 (EST-5)
Location: JAMESTOWN
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: State Official

Two trees reported blown down in Jamestown.

Thunderstorm Wind in COLLETON, SOUTH CAROLINA
From 22-MAY-12 17:29:00 to 22-MAY-12 17:30:00 (EST-5)
Location: WHITEHALL
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported a tree down on Pynes Community Road.

Thunderstorm Wind in BERKELEY, SOUTH CAROLINA
From 22-MAY-12 18:05:00 to 22-MAY-12 18:06:00 (EST-5)
Location: PINEVILLE
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Post Office

Small branches and several large limbs blown down along Highway 45 near Pineville.

Thunderstorm Wind in DORCHESTER, SOUTH CAROLINA
From 22-MAY-12 18:18:00 to 22-MAY-12 18:19:00 (EST-5)
Location: GIVHANS
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported several trees blown down near the intersection of Highway 17 and Highway 61.

Thunderstorm Wind in BERKELEY, SOUTH CAROLINA
From 22-MAY-12 18:26:00 to 22-MAY-12 18:27:00 (EST-5)
Location: ST STEPHEN
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported several large trees blown down on Mendel Rivers Road.

Thunderstorm Wind in DORCHESTER, SOUTH CAROLINA
From 22-MAY-12 18:34:00 to 22-MAY-12 18:35:00 (EST-5)
Location: SLANDSVILLE
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Broadcast Media

One tree down on Park Forest Parkway, relayed by Channel 5.

Thunderstorm Wind in BERKELEY, SOUTH CAROLINA
From 22-MAY-12 19:04:00 to 22-MAY-12 19:05:00 (EST-5)
Location: BONNEAU
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: State Official

One tree down on Black Oak Road.

Thunderstorm Wind in BERKELEY, SOUTH CAROLINA
From 22-MAY-12 19:55:00 to 22-MAY-12 19:56:00 (EST-5)
Location: BONNEAU
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: County Official

A report of several trees down in the city of Bonneau.

Thunderstorm Wind in BERKELEY, SOUTH CAROLINA
From 22-MAY-12 17:41:00 to 22-MAY-12 17:42:00 (EST-5)
Location: EADYTOWN
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

The observation site at Pineville recorded a 59 mph wind gust.