Phasing of jet streams allowed for a rapidly developing low pressure system. Large scale dynamics and instability allowed for several low topped supercells to develop primarily along and ahead of a cold front over portions of western counties of our area.

Thunderstorm Wind in ALLENDALE, SOUTH CAROLINA
From 15-APR-07 03:09:00 to 15-APR-07 03:09:00 (EST-5)
Location: APPLETON
Magnitude: 60.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Department of Highways

A large tree fell on a house near Appleton.

Thunderstorm Wind in BERKELEY, SOUTH CAROLINA
From 15-APR-07 00:45:00 to 15-APR-07 00:45:00 (EST-5)
Location: CHERRY HILL
Magnitude: 60.00 EG
Property damage: 2.50K
Crop damage: 0.00K
Reported by: County Official

Power Lines down along Powerhouse Road.

Thunderstorm Wind in BERKELEY, SOUTH CAROLINA
From 15-APR-07 09:30:00 to 15-APR-07 09:30:00 (EST-5)
Location: MONCKS CORNER
Magnitude: 60.00 EG
Property damage: 2.50K
Crop damage: 0.00K
Reported by: Trained Spotter

Numerous Trees and Limbs were reported down.  Metal sheeting was torn off a building.

Thunderstorm Wind in BERKELEY, SOUTH CAROLINA
From 15-APR-07 09:45:00 to 15-APR-07 09:45:00 (EST-5)
Location: CARNES XRD
Magnitude: 60.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Law Enforcement

A Tree was reported down on I-26 at the Jedburg exit.

Thunderstorm Wind in BERKELEY, SOUTH CAROLINA
From 15-APR-07 10:45:00 to 15-APR-07 10:45:00 (EST-5)
Location: HUGER
Magnitude: 60.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: County Official

A Tree was reported down on a powerline near the intersection of Highway 98 and 402.

Thunderstorm Wind in DORCHESTER, SOUTH CAROLINA
From 15-APR-07 10:07:00 to 15-APR-07 10:07:00 (EST-5)
Location: SLANDSVILLE
Magnitude: 60.00 EG
Property damage: 1.50K
Crop damage: 0.00K
Reported by: Department of Highways

Trees were reported down along Highway 61 between Cooke Crossroads and Highway 17A.

Thunderstorm Wind in DORCHESTER, SOUTH CAROLINA
From 15-APR-07 10:20:00 to 15-APR-07 10:20:00 (EST-5)
Location: SUMMERVILLE
Magnitude: 60.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Department of Highways

A tree was reported down on Parson Road.

Thunderstorm Wind in CHARLESTON, SOUTH CAROLINA
From 15-APR-07 10:50:00 to 15-APR-07 10:50:00 (EST-5)
Location: SNOWDEN
Magnitude: 55.00 EG
Property damage: 2.50K
Crop damage: 0.00K
Reported by: NWS Employee

A large tree was reported down on a powerline off of Highway 41 near the Dunes West Subdivision.

Thunderstorm Wind in CHARLESTON, SOUTH CAROLINA
From 15-APR-07 10:30:00 to 15-APR-07 10:30:00 (EST-5)
Location: HOBCAW PT
Magnitude: 62.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A wind gust was reported by the South Carolina State Port Authority.  This wind gust was measured 150 feet above ground level.

Thunderstorm Wind in COLLETON, SOUTH CAROLINA
From 15-APR-07 09:55:00 to 15-APR-07 09:55:00 (EST-5)
Location: WHITEHALL
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Department of Highways

A tree was reported down near Ritter and Bluehouse Roads.

Thunderstorm Wind in COLLETON, SOUTH CAROLINA
From 15-APR-07 10:40:00 to 15-APR-07 10:40:00 (EST-5)
Location: COTTAGEVILLE
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Department of Highways

A tree was reported down along Round O Road.

Thunderstorm Wind in COLLETON, SOUTH CAROLINA
From 15-APR-07 10:45:00 to 15-APR-07 10:45:00 (EST-5)
Location: AIRY HALL
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Department of Highways

A tree was reported down at the intersection of Bennetts Point Road and Hope Plantation Road.

Tornado in COLLETON, SOUTH CAROLINA
From 15-APR-07 08:44:00 to 15-APR-07 08:48:00 (EST-5)
Location: RUFFIN
Tornado F-scale: EF1
Property damage: 200.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

This Tornado overturned 3 mobile homes and shifted another 7 mobile homes off there foundations.  It tore the skirting away from another mobile home, destroyed a storage shed, and snapped off or uprooted dozens of trees.  A couple of trees fell on a house.  A vehicle and an outbuilding were also damaged.  There were 9 minor injuries.  Winds with this Tornado were estimated to be 100 mph using the Enhanced Fujita Scale.

Tornado in COLLETON, SOUTH CAROLINA
From 15-APR-07 08:38:00 to 15-APR-07 08:39:00 (EST-5)
Location: ISLANDTON
Tornado F-scale: EF1
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

This Tornado snapped off or uprooted hundreds of trees...destroyed a large framed barn with debris spread over a half mile to the northeast.  A large object hit a house breaking out three windows and knocking some of the bricks loose.  Siding was also torn from the house.  A large 8000 pound horse trailer was lifted up and carried 500 feet.  An 800 pound grain wagon was lifted and carried 400 feet before landing on the ground.  A bass boat was flipped over and a 4 wheeler was damaged along with other farm equipment.  A tree also fell on a mobile home.  Winds with this Tornado were estimated to be 110 mph using the new Enhanced Fujita Scale.

Tornado in COLLETON, SOUTH CAROLINA
From 15-APR-07 08:41:00 to 15-APR-07 08:42:00 (EST-5)
Location: ISLANDTON
Tornado F-scale: EF1
Property damage: 10.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

This Tornado carried two empty grain silos about 100 feet, snapped off or uprooted dozens of trees, destroyed a large portion of an outbuilding, and severely injured a dog.  Maximum sustained winds with this Tornado were estimated to be 95 mph.