The interaction of a cold front arriving from the west and a sea breeze circulation within a warm and moist environment led to severe thunderstorms across southeast South Carolina.

Hail in BERKELEY, SOUTH CAROLINA
From 15-JUN-21 15:50:00 to 15-JUN-21 15:51:00 (EST-5)
Location: CARNES XRD
Magnitude: 1.25 
Reported by: Public

The public measured hail the size of a half dollar coin.

Hail in BERKELEY, SOUTH CAROLINA
From 15-JUN-21 15:52:00 to 15-JUN-21 15:53:00 (EST-5)
Location: CARNES XRD
Magnitude: 0.75 
Reported by: Broadcast Media

The media relayed pictures showing penny size hail along New Hope Drive.

Thunderstorm Wind in JASPER, SOUTH CAROLINA
From 15-JUN-21 18:31:00 to 15-JUN-21 18:32:00 (EST-5)
Location: PURRYSBURG
Magnitude: 50.00 EG
Reported by: Public

The public reported a tree down along Church Road.

Thunderstorm Wind in CHARLESTON, SOUTH CAROLINA
From 15-JUN-21 19:05:00 to 15-JUN-21 19:06:00 (EST-5)
Location: WAYLYN
Magnitude: 50.00 EG
Reported by: Social Media

A report via social media indicated a tree down near River Reach Way.

Thunderstorm Wind in BERKELEY, SOUTH CAROLINA
From 15-JUN-21 18:39:00 to 15-JUN-21 18:40:00 (EST-5)
Location: MONCKS CORNER
Magnitude: 50.00 EG
Reported by: Public

The public reported a large branch split off a tree near the intersection of Highway 52 and Highway 17A.

Thunderstorm Wind in HAMPTON, SOUTH CAROLINA
From 15-JUN-21 18:45:00 to 15-JUN-21 18:46:00 (EST-5)
Location: CROCKETVILLE
Magnitude: 55.00 EG
Reported by: Public

The public reported a pecan tree uprooted and a small horse shelter blown over.

Thunderstorm Wind in BEAUFORT, SOUTH CAROLINA
From 15-JUN-21 18:47:00 to 15-JUN-21 18:48:00 (EST-5)
Location: PRITCHARDVILLE
Magnitude: 65.00 EG
Reported by: Law Enforcement

Law enforcement reported numerous trees and power lines down along May River Road.

Thunderstorm Wind in COLLETON, SOUTH CAROLINA
From 15-JUN-21 19:38:00 to 15-JUN-21 19:39:00 (EST-5)
Location: WALTERBORO MUNI ARPT
Magnitude: 50.00 EG
Reported by: 911 Call Center

The Colleton County 911 Call Center reported a tree down near the intersection of Cottageville Highway and Coolers Dairy Road as well as power lines and a second tree down along Sweat Street and the immediate area.

Hail in CHARLESTON, SOUTH CAROLINA
From 15-JUN-21 18:45:00 to 15-JUN-21 18:46:00 (EST-5)
Location: JOHNS IS
Magnitude: 0.88 
Reported by: Public

The public reported nickel size hail along Bimini Drive.

Hail in CHARLESTON, SOUTH CAROLINA
From 15-JUN-21 18:50:00 to 15-JUN-21 18:51:00 (EST-5)
Location: DRAYTON
Magnitude: 1.00 
Reported by: Public

The public reported quarter size hail in Grand Oak Plantation.

Hail in CHARLESTON, SOUTH CAROLINA
From 15-JUN-21 19:05:00 to 15-JUN-21 19:06:00 (EST-5)
Location: ST ANDREWS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public reported quarter size hail at South Windermere.

Hail in CHARLESTON, SOUTH CAROLINA
From 15-JUN-21 19:14:00 to 15-JUN-21 19:15:00 (EST-5)
Location: JAMES IS
Magnitude: 1.00 
Reported by: Public

The public reported quarter size hail near Lighthouse Point.

Hail in CHARLESTON, SOUTH CAROLINA
From 15-JUN-21 19:23:00 to 15-JUN-21 19:24:00 (EST-5)
Location: SNOWDEN
Magnitude: 1.00 
Reported by: Broadcast Media

The media reported quarter size hail near the intersection of Rifle Range Road and the IOP Connector.

Hail in BEAUFORT, SOUTH CAROLINA
From 15-JUN-21 21:37:00 to 15-JUN-21 21:38:00 (EST-5)
Location: PRITCHARD
Magnitude: 1.00 
Reported by: Trained Spotter

A trained spotter reported quarter size hail near Sunbeam Drive.

Thunderstorm Wind in CHARLESTON, SOUTH CAROLINA
From 15-JUN-21 18:51:00 to 15-JUN-21 18:52:00 (EST-5)
Location: JOHNS IS
Magnitude: 50.00 EG
Reported by: Public

The public reported two trees approximately 1 foot in diameter snapped 10 feet off the ground near the intersection of Bimini Drive and Bluewater Way.

Thunderstorm Wind in BERKELEY, SOUTH CAROLINA
From 15-JUN-21 18:40:00 to 15-JUN-21 18:41:00 (EST-5)
Location: PINOPOLIS
Magnitude: 54.00 MG
Reported by: Official NWS Observations

A 54 knot wind gust was measured by NWS equipment along the south side of Lake Moultrie.

Hail in BERKELEY, SOUTH CAROLINA
From 15-JUN-21 16:10:00 to 15-JUN-21 16:11:00 (EST-5)
Location: CARNES XRD
Magnitude: 0.88 
Reported by: Public

The public reported nickel size hail near the Cane Bay Subdivision.