The following events were reported: Tornado. These occurred near station USW00093738, approximately 25.4455 km away, between 2004-09-17 15:02:00 and 2004-09-17 17:28:00.The events resulted in 3 injuries and 0 fatalities. The events caused property damage valued at 8500000.0 and crop damage of 0.0. Episode Narrative:       
Event Narrative: A tornadic thunderstorm moved through central Prince William County. This is the same storm that produced damage earlier in Stafford County. The initial touchdown in Prince William County was west of Dale City, near Independent Hill and Dumfries Road. The storm snapped or uprooted many large hardwood trees. Some of the trees fell on houses and other structures. The storm lifted and then reformed for the second touchdown in  Manassas. Several homes suffered roof and shingle damage. An automobile was moved several feet. Damaged also occurred in Manassas Park and in Yorkshire Village. This tornado continued north into Fairfax County. A thunderstorm moved into eastern Loudoun County from Fairfax County near the Dulles International Airport. The storm produced a tornado which touched down at Dulles International Airport and passed within one half mile of the National Weather Service Forecast Office in Sterling. This prompted the staff on duty to seek shelter in the office constructed saferoom. As the storm traveled north from the Dulles International Airport, it produced minor tree damage. More extensive damage occurred north of Waxpool Road at the Beaumede Corporate Park. Seven buildings were damaged. A wall collapsed in one of the buildings. A tractor trailer was overturned. The tornado also pushed two cars into the side of a building. The tornado weakened as it traveled north. The last damage in Loudoun County was reported just north of Route 7. A tornadic thunderstorm entered western Fairfax County from Prince William County. The storm had a path of about 7 miles. Beginning on Old Centerville Road, the storm produced scattered tree damage along its path  and minor roofing damage to structures in the London Town Area. A line of damage was carved from Lee Highway northward into the Centerville and Chantilly areas.The tornado destroyed one estate and damaged about 50 other dwellings. The storm was also responsible for downed trees and   power lines. The tornado lifted as it crossed Route 50. A strong tornado touched down in southern Fauquier County, near Remington. A home was pushed off its foundation. A new pickup truck was lifted and hurled 75 yards over trees and power lines. It crashedupside down in a field. A tornado touched down in western Loudoun County. This storm was a continuation of a track of the storm that moved through Fauquier County Virginia. The storm first touched down south of Hamilton and, intermittent damage was noted from Hamilton to Lovettsville. A farm near Hamilton suffered severe damage. The farmhouse, horse barn and outbuildings were severely damaged or demolished. Two thoroughbred horses were cut by flying debris. The tornado produced damage along a 12 mile track. This storm continued to travel north into Maryland and produced damage in extreme southwest Frederick and eastern Washington Counties. An F2 tornado touched down near Opal and tracked north. The tornado produced severe tree damageand some structural damage to several dwellings before dissipating near Warrenton. This is the second tornado of three tornadoes in Fauquier County associated with the remnants of Hurricane Ivan. An F2 tornado produced widespread structural damage to two subdivisions in northern Fauquier County.Some small items were turned into projectiles by this tornado and landed in trees and the sides of homes and some vehicles. There was substantial tree damage. Numerous large, healthy trees wereuprooted and snapped. This is the third tornado of this event in Fauquier.