A pre-frontal trough, very unstable air, and an upper air disturbance moving east all combined to produce tornadoes and microbursts across a large portion of northeast South Carolina.

Tornado in HORRY, SOUTH CAROLINA
From 11-JUL-07 17:40:00 to 11-JUL-07 17:41:00 (EST-5)
Location: MARY
Tornado F-scale: EF1
Property damage: 0.50K
Reported by: NWS Storm Survey

A storm survey concluded an EF1 Tornado with winds between 100 and 110 mph caused damage along a path 100 yards long and 10 yards wide on D Street, just off of US Highway 501. Damage was very localized. A few softwood trees were snapped at the trunk, and a large oak tree was heavily damaged. A house lost siding and had one broken window, and its well house was tossed.

Thunderstorm Wind in FLORENCE, SOUTH CAROLINA
From 11-JUL-07 16:05:00 to 11-JUL-07 16:05:00 (EST-5)
Location: FLORENCE
Magnitude: 55.00 EG
Reported by: Emergency Manager

A large tree fell on a house.

Tornado in FLORENCE, SOUTH CAROLINA
From 11-JUL-07 16:14:00 to 11-JUL-07 16:15:00 (EST-5)
Location: COWARD
Tornado F-scale: EF1
Property damage: 10.00K
Reported by: NWS Storm Survey

National Weather Service Storm Survey concluded an EF1 Tornado with winds around 100 mph caused spotty damage along a path 1500 yards long and 30 yards wide between Old Number 4 Highway and McAllister Mill Road. Softwood trees were snapped. Chicken and animal pens were damaged and one hen died. One heavy shed was tossed. Tree debris caused minor roof and siding damage to three mobile homes. One brick home had a window blown out and sustained minor roof damage.

Thunderstorm Wind in GEORGETOWN, SOUTH CAROLINA
From 11-JUL-07 17:45:00 to 11-JUL-07 17:45:00 (EST-5)
Location: MURRELLS INLET
Magnitude: 55.00 EG
Crop damage: 0.00K
Reported by: Law Enforcement

Wind felled a light pole onto a car along US Highway 701.

Thunderstorm Wind in FLORENCE, SOUTH CAROLINA
From 11-JUL-07 17:17:00 to 11-JUL-07 17:17:00 (EST-5)
Location: PAMPLICO
Magnitude: 55.00 EG
Reported by: Emergency Manager

A large tree was down on a power line, knocking out power to 800 customers.

Thunderstorm Wind in FLORENCE, SOUTH CAROLINA
From 11-JUL-07 17:20:00 to 11-JUL-07 17:20:00 (EST-5)
Location: JOHNSONVILLE
Magnitude: 55.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

A large tree was blown down on Pine Street.

Thunderstorm Wind in MARION, SOUTH CAROLINA
From 11-JUL-07 17:27:00 to 11-JUL-07 17:27:00 (EST-5)
Location: BRITTON NECK
Magnitude: 52.00 EG
Crop damage: 0.00K
Reported by: Utility Company

A large tree limb fell on a power line, knocking out power to 34 customers.

Thunderstorm Wind in HORRY, SOUTH CAROLINA
From 11-JUL-07 17:45:00 to 11-JUL-07 17:48:00 (EST-5)
Location: MYRTLE BEACH
Magnitude: 70.00 EG
Property damage: 15.00K
Reported by: NWS Storm Survey

Survey concluded straight line winds of around 80 mph caused spotty damage along a path 500 yards long ad 60 yards wide in the Emerald Lakes subdivision, just off of US Highway 501. Tops of softwood trees were snapped. Damage to several homes included roofing, windows and siding.

Thunderstorm Wind in MARION, SOUTH CAROLINA
From 11-JUL-07 16:45:00 to 11-JUL-07 16:45:00 (EST-5)
Location: MARION
Magnitude: 55.00 EG
Reported by: Emergency Manager

Power lines were blown down along Main Street. Numerous power outages.

Thunderstorm Wind in WILLIAMSBURG, SOUTH CAROLINA
From 11-JUL-07 16:55:00 to 11-JUL-07 16:58:00 (EST-5)
Location: KINGSTREE
Magnitude: 70.00 EG
Property damage: 50.00K
Reported by: NWS Storm Survey

A storm survey concluded straight line winds peeled back the roofing on three small and open hangers. A small Cesna plane was tipped onto one wing. A cotton trailer was overturned. Trees were also blown down.

Thunderstorm Wind in GEORGETOWN, SOUTH CAROLINA
From 11-JUL-07 17:10:00 to 11-JUL-07 17:10:00 (EST-5)
Location: ROSE HILL
Magnitude: 60.00 EG
Reported by: Law Enforcement

Several trees were blown down on SSR 6.