00:48 Sioux Falls Tornado Rips Apart Building in Newly Released Footage Newly released footage from inside a health center in Sioux Falls shows the damage done by an EF-2 tornado that struck the city one year ago.

At a Glance Possible tornado damage was reported Friday morning in Maryland and Virginia.

About 400,000 homes and businesses were without power.

Five people were killed in four states.

The governor of Virginia declared a state of emergency. Dangerous winds, including possible tornadoes, moved across the eastern part of the U.S. on Friday, leaving downed power lines, snapped trees and damaged buildings in their wake.

Possible tornado damage was reported Friday morning in Maryland and Virginia near Washington D.C.

Photos posted to social media by Montgomery County Fire Rescue Service Battalion Chief Jason Blake showed debris and downed trees in Maryland.

Video showed downed trees in Frederick County, Maryland.

There was also damage to homes in Leesburg, Virginia.

Damage was also reported across Delaware, New York, New Jersey and Pennsylvania.

Nearly 400,000 customers from Florida to Maine were without electricity as Friday evening, according to poweroutage.us . Earlier in the day, power outages topped 100,000 in both Virginia and North Carolina.

High winds and a possible tornado overnight in Florida caused damage and at least one injury in the Tampa Bay area. Several mobile homes were damaged in Pinellas County, according to Bay News 9. Seven people were trapped rescued after a tree fell and trapped them in a home in Seminole. One was taken to the hospital with minor injuries.

A crane collapsed onto Interstate 275 in St. Petersburg, Florida, also in Pinellas County, late Thursday night, WFTS reported. No one was injured and the road has been reopened.

(MORE: Severe Thunderstorms, Flooding Rain Swept Through the South)

High winds also caused damage in the region Thursday afternoon, ahead of the storm system. A woman in Pasco County, north of Tampa, was injured when a tree fell on her mobile home , according to emergency officials.

Pasco Fire Rescue said on Twitter that the woman was transported to a local trauma center.

The Sunshine Skyway over Tampa Bay was shut down because of high winds.

The storms were responsible for at least five deaths in four states, including two caused by trees falling on cars.

A woman was killed in York County, South Carolina , when a tree fell on her car Thursday afternoon, WSOC reported.

A Tennessee teacher, Brooke Sampson, 36, was killed and four other people were injured when a tree fell on a city van in Sevierville at about noon Thursday, WTVC reported.

In North Carolina's Gaston County, a man was killed after his pickup truck hydroplaned in heavy rain. The vehicle plunged down a 25-foot embankment and flipped over in a creek, The Associated Press reported. The victim was identified as Terry Roger Fisher.

Another man died and two others were injured Thursday when a car hydroplaned in Knoxville, Tennessee, and hit a truck, police said in a news release.

One person died overnight Wednesday and a second was injured in Alabama in a storm that destroyed two mobile homes south of Demopolis , Marengo County EMA Director Kevin McKinney told the Alabama News Network. The National Weather Service confirmed on Thursday that an EF1 tornado with winds between 105 mph and 110 mph caused the damage.

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There were more than 20 reports of tornadoes Wednesday and Thursday.

Several other southern states were also hit hard by the winds and flooding, including Kentucky, South Carolina and Tennessee. Flash flood emergencies were declared in Pickens County, South Carolina, where people had to be rescued from swamped homes and buildings.

Virginia

The governor of Virginia declared a state of emergency Thursday evening as severe storms moving across the South spawned damaging tornadoes and high winds and led to flooding in several states.

More than 500 people were displaced and rescued from their homes due to flooding in Tazewell County, Virginia , according to a press release from Gov. Ralph Northam. Dozens of roads in Southwest Virginia were closed or washed out.

The governor warned that damage and impacts were expected in other areas as the storms continued move to across the state.

“This weather is potentially dangerous, and rivers and streams can reach flood stage hours after the rain has passed,” Northam said. “I urge all Virginians to monitor forecasts, and be prepared to obey local evacuation orders if needed. We are grateful to first responders who are working to rescue people from flooded homes and keep citizens safe.”

Photos posted to social media showed extensive flooding in the Tazewell County community of Richlands.

South Carolina

The National Weather Service in Columbia confirmed an EF1 tornado caused damage in Aiken County on Thursday.

First responders near Greenville, South Carolina, rescued about 30 people trapped inside a business due to flooding on the Reedy River late Thursday afternoon, according to WSPA.

Spartanburg was hit hard by a storm at about 10:30 a.m. Restaurants and shops along U.S. Highway 29 sustained severe damage. Reports specifically mentioned damage at a Walmart and a Kohl's.

Trees smashed into roofs at a nearby apartment complex at Croydon Avenue and Powell Mill Road, punching a hole through at least one of them. Other trees fell on a pickup truck in the parking lot.

A resident told WSPA he was sitting in his living room just before his roof was ripped off and windows blew out. Insulation and concrete blocks covered his bed.

The Spartanburg Emergency Management director reported extensive damage along U.W. 29 near Interstate 26. Two semitrailer trucks were flipped on I-26, blocking one lane. Later, a 6-mile stretch of westbound I-26 was blocked because of an accident.

Windows were blown out at the Groucho's Deli in downtown Spartanburg , WHNS reported. The manager told the station she heard tornado sirens going off and went into a back closet to take shelter.

<img class="styles__noscript__2rw2y" src="https://s.w-x.co/util/image/w/ap_20037773447446.jpg?v=at&w=485&h=273" srcset="https://s.w-x.co/util/image/w/ap_20037773447446.jpg?v=at&w=485&h=273 400w, https://s.w-x.co/util/image/w/ap_20037773447446.jpg?v=ap&w=980&h=551 800w" > Tree Falls on Mail Truck in Spartanburg, S.C. Fallen trees rest on a damaged postal truck at an apartment complex where a reported tornado passed through Thursday, Feb. 6, 2020, in Spartanburg, South Carolina. (AP Photo/Sean Rayford)

Many roads in Spartanburg and Greenville counties were flooded after continual rainfall overnight and throughout the day. The National Weather Service issued a flash flood emergency along the Reedy River, which runs through Greenville.

Several dozen roads were closed by flooding, including 30 in Pickens County, where some people had to be rescued from stranded vehicles.

A flash flood emergency was declared for Pickens County. The county's emergency management department reported more than 50 roads were closed because of dangerous flooding.

An elderly woman was trapped in her home in Pickens County as flood waters rose, WYFF reported. Officials were preparing to rescue her with a boat. Two men renovating an old manufacturing plant had to be rescued when water flooded into the building.

"It's heartbreaking. I recently moved the business back to my hometown from Greenville and lost it all. We lost everything ," Pat Mulkey told the Greenville News. Mulkey and several other business owners had planned to open in the converted mill in two weeks.

North Carolina

Tornado warnings were issued Thursday for Cleveland, Gaston and Rowan counties in North Carolina.

In Mecklenburg County, the control tower at Charlotte Douglas International Airport was evacuated and people in the terminal were asked to take shelter when a tornado warning was issued there.

Nearly 150 flights had been canceled at the airport as of 12:30 p.m., according to flight tracking website flightaware.com.

A possible tornado knocked down trees in Pineville, North Carolina, a suburb south of Charlotte.

<img class="styles__noscript__2rw2y" src="https://s.w-x.co/util/image/w/huntersville.jpeg?v=at&w=485&h=273" srcset="https://s.w-x.co/util/image/w/huntersville.jpeg?v=at&w=485&h=273 400w, https://s.w-x.co/util/image/w/huntersville.jpeg?v=ap&w=980&h=551 800w" > Truck Off the Road in Huntersville, North Carolina The Huntersville Fire Department responds to a truck in a flooded ravine off of Interstate 77 in Huntersville, North Carolina, on Thursday, February 6, 2020. (Huntersville Fire Department)

Flooding caused problems along Interstate 77 in Mecklenburg County. The Huntersville Fire Department reported a truck had run off the interstate into a flooded ravine near Gilead Road. The department was also conducting a water rescue on I-77 at Mt. Holly-Huntersville Road.

Georgia

A home in Folsom, Georgia, was severely damaged Thursday morning by a possible tornado, according to the National Weather Service.

Police in Dunwoody, Georgia, said a tree fell onto a car traveling on Interstate 285.

Kentucky

In southeast Kentucky, Bell County and Harlan County declared a state of emergency because of flooding.

"This appears to be the worst flood that we've had since 1991 ,” Harlan County Judge Executive Dan Mosley told WLEX.

Photos posted to social media showed water covering one community in the county.

Mosley said two unoccupied mobile homes had been washed away. Video from WYMT showed one of them being quickly caught up in the floodwaters . First responders in the county have been helping evacuate homes, Mosley said, and a temporary shelter was set up at Harlan Baptist Church.

In Bell County, the town of Middlesboro had to shut down City Hall because of flooding.

A mudslide covered a portion of Highway 92 near Williamsburg, Kentucky.

Tennessee

Dozens of roads were closed in Sevier County, where the popular destinations of Gatlinburg and Pigeon Forge are located.

Video posted to Facebook showed water rushing through streets in Gatlinburg.

Streets in Knoxville were blocked by standing water. Schools in Rutherford County closed for the day after many of the county's school buses were flooded.

The Lawrence County Public Library sustained roof damage when a tree was knocked down.

<img class="styles__noscript__2rw2y" src="https://s.w-x.co/util/image/w/floodedtrailer.jpg?v=at&w=485&h=273" srcset="https://s.w-x.co/util/image/w/floodedtrailer.jpg?v=at&w=485&h=273 400w, https://s.w-x.co/util/image/w/floodedtrailer.jpg?v=ap&w=980&h=551 800w" > Rutherford County Fire and Rescue evacuated three people and a dog from this mobile home near Rockvale, Tennessee, early Thursday, Feb. 6, 2020. No one was injured. (Rutherford County Fire and Rescue )

Alabama

Residents of the Crescent of Lakeshore Apartments along Shades Creek voluntarily evacuated as water rose around the buildings , AL.com reported.

South of Birmingham, Alabama, flash flooding blocked the Interstate 459 ramp to Interstate 65 North near Hoover.

The National Weather Service confirmed that an EF0 tornado touched down in Shelby County near Helena, Alabama, just before 2 a.m. Thursday. It knocked over trees and damaged the roof of one home and tore the siding off another.

A thunderstorm left a tin roof in shreds in Hale County, Alabama. Meteorologist James Spann shared photos of debris on Twitter.

Mississippi

Intense storms reportedly spawned several tornadoes in Mississippi Wednesday afternoon, though none produced widespread structural damage or were blamed for injuries. In Yazoo County, a mobile home lost its roof, and some barns were damaged , according to WLBT.com.

Most of the damage consisted of downed trees and power lines as the storms intensified.

Trees and power lines were downed in Simpson County by a possible tornado. The Simpson County EMA said there was structural damage in the northeast corner of the county, according to WJTV.

Damage was also reported in Yazoo and Attala counties.

A mobile home was destroyed during a storm in Carthage, Mississippi, about sunset Wednesday. Several mobile homes were damaged in Pickens, Mississippi.

Louisiana

<img class="styles__noscript__2rw2y" src="https://s.w-x.co/util/image/w/NOLAWIndDamageFD.jpg?v=at&w=485&h=273" srcset="https://s.w-x.co/util/image/w/NOLAWIndDamageFD.jpg?v=at&w=485&h=273 400w, https://s.w-x.co/util/image/w/NOLAWIndDamageFD.jpg?v=ap&w=980&h=551 800w" > Cars Damaged by Scaffolding in New Orleans Heavy winds blew down scaffolding at a hotel construction site in New Orleans on Wednesday, Feb. 5, 2020. (New Orleans Fire Department via Twitter)

Also on Wednesday, one person was injured when high winds blew down scaffolding at a hotel construction site in New Orleans, the Associated Press reported. The person suffered minor injuries, the report added.

Photos posted to social media by the New Orleans Fire Department showed several damaged vehicles.

<img class="styles__noscript__2rw2y" src="https://s.w-x.co/util/image/w/eqlsqvax0aaej8q.jpeg?v=at&w=485&h=273" srcset="https://s.w-x.co/util/image/w/eqlsqvax0aaej8q.jpeg?v=at&w=485&h=273 400w, https://s.w-x.co/util/image/w/eqlsqvax0aaej8q.jpeg?v=ap&w=980&h=551 800w" > 1 of 44 A tree branch smashed through this vehicles windshield during severe weather in Montgomery County, Md., Friday, Feb. 7, 2019. No injuries were reported. (Twitter/mcfrsPIO7)

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