A thunderstorm developed along a surface boundary during the evening. The thunderstorm developed supercell characteristics soon after moving into Darlington County and spawned several tornadoes over its lifetime.

Tornado in DARLINGTON, SOUTH CAROLINA
From 25-APR-10 19:08:00 to 25-APR-10 19:09:00 (EST-5)
Location: MECHANICSVILLE
Tornado F-scale: EF1
Property damage: 25.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A National Weather Service Storm Survey Team confirmed an EF1 tornado with winds up to 100 mph. A tornado briefly touched down along South Charleston Road. The tornado uprooted or snapped about a dozen hardwood trees, some as large as 18 inches in diameter.

Tornado in DARLINGTON, SOUTH CAROLINA
From 25-APR-10 18:45:00 to 25-APR-10 18:57:00 (EST-5)
Location: DARLINGTON MOORES AR
Tornado F-scale: EF2
Property damage: 6.25M
Crop damage: 0.00K
Reported by: NWS Storm Survey

A National Weather Service Storm Survey Team confirmed an EF2 tornado with winds estimated to 115 mph. The tornado first touched down near Syracuse Street and Rogers Road. An unanchored double-wide mobile home was rolled off its foundation and onto its side. Several trees along Syracuse Street were uprooted or snapped or had large branches broken off. Several homes suffered minor to moderate shingle damage, largely as a result of fallen trees or branches. The damage was rated EF1 with winds to 90 mph. After briefly lifting, the tornado touched down as it approached Highway 401 and caused major damage to a large steel building. Two bay doors were blown in and a large portion of the roof was lifted and blown off. Sheet metal from the roof was strewn for about 200 yards. A small wooden garage and building were destroyed before the tornado lifted near Highway 401. The damage was rated EF1 with winds to 100 mph. The tornado touched down one last time between Lightly Street and Southern Pine Street. Numerous hardwood trees were uprooted or snapped. A few of these trees, with diameters up to 24 inches, were snapped a few feet from the ground. There was significant damage to some residential homes, primarily the result of falling trees or branches. The tornado continued across Highway 52 business where several businesses and structures sustained minor to moderate damage. A set of car wash bays were blown over and a church lost many shingles and a small portion of its roof. The tornado then continued east of Highway 52 business through a residential neighborhood. Several large trees up to 20 inches in diameter were uprooted. A large section of roof was blown off a home. Cain Elementary School suffered significant damage. Many awnings at the school were damaged or destroyed and one building lost half its roof. Shortly after causing the roof damage to Cain Elementary, the tornado caused more tree damage as it lifted through the treetops. As these trees or their branches fell, several residences sustained minor to moderate damage to include some roof shingle damage. The damage was rated EF2 with winds to 115 mph.

Tornado in DARLINGTON, SOUTH CAROLINA
From 25-APR-10 18:40:00 to 25-APR-10 18:43:00 (EST-5)
Location: OATS
Tornado F-scale: EF2
Property damage: 750.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A National Weather Service Storm Survey Team confirmed an EF2 tornado with winds estimated to 130 mph. The tornado first touched down in a stand of pine trees, snapping approximately 30 of them several feet off the ground. The largest of the snapped trees was 12 inches in diameter. The tornado then moved east into a cluster of homes and mobile homes along East 7 Pines Street. One mobile home was blown 20 yards off its frame and was completely destroyed. The debris was blown into another single wide mobile home which was subsequently destroyed. A large pecan tree was uprooted before the tornado lifted off the ground. The damage was rated EF1 with winds to 100 mph. The second touchdown occurred a few hundred yards to the east. The tornado moved over a stand of trees and descended practically on top of a two story single family residence located on East 7 Pines Street. This dwelling was blown off its foundation and flipped over onto two automobiles and in the process was completely destroyed. Three people were in the home at the time. They took shelter in an interior hallway moments before the tornado struck. They were transported to the hospital, treated for minor injuries and released. A Ford Ranger Pickup was lifted and dropped approximately 50 yards away. A horse trailer was lifted and dropped 100 yards away. A large wood framed workshop and horse barn were also destroyed. The tornado moved east approximately two tenths of a mile and damaged or uprooted several trees as it lifted. The damage was rated EF2 with winds to 130 mph.