Showers and thunderstorms developed during the afternoon and evening of July 4th and moved east across northern Virginia and western Maryland. Some became severe, producing large hail and damaging winds.

Hail in CLARKE, VIRGINIA
From 04-JUL-07 14:58:00 to 04-JUL-07 14:58:00 (EST-5)
Location: BERRYVILLE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Unknown

Penny size hail was reported in Berryville.

Hail in LOUDOUN, VIRGINIA
From 04-JUL-07 15:40:00 to 04-JUL-07 15:40:00 (EST-5)
Location: MIDDLEBURG
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A Trained Spotter measured half-dollar size hail northwest of Middleburg, VA. Branches were also downed at the same location.

Thunderstorm Wind in LOUDOUN, VIRGINIA
From 04-JUL-07 18:55:00 to 04-JUL-07 18:55:00 (EST-5)
Location: LEESBURG
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: County Official

Loudoun County Officials reported power lines down at Church and Loudoun Streets in downtown Leesburg.

Hail in FAUQUIER, VIRGINIA
From 04-JUL-07 15:45:00 to 04-JUL-07 15:45:00 (EST-5)
Location: HALFWAY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A Trained Spotter measured nickel to quarter size hail at the top of Bull Run Mountain near the Fauquier and Prince William County lines.

Thunderstorm Wind in LOUDOUN, VIRGINIA
From 04-JUL-07 16:30:00 to 04-JUL-07 16:35:00 (EST-5)
Location: ALDIE
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

A 20 foot tall business sign was downed along Route 50, about a half mile east of Route 606 near Aldie, VA.

Hail in ORANGE, VIRGINIA
From 04-JUL-07 16:45:00 to 04-JUL-07 16:45:00 (EST-5)
Location: EVERONA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Unknown

Penny size hail was reported along the Rapidan River just west of Route 522.

Lightning in LOUDOUN, VIRGINIA
From 04-JUL-07 16:32:00 to 04-JUL-07 16:33:00 (EST-5)
Location: DULLES INTL ARPT
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Other Federal Agency

Lightning struck a mobile lounge traveling from Terminal B to the Main Terminal. The lounge had just crossed Taxiway B when a lightning strike caused it to fail. While the lounge operator attempted to re-start the lounge, a second strike traveled through the lounge exiting the chasis by way of the left rear tire. Two windows were blown out and the lounge sustained damage to the tire. The Operator and six passengers were not injured and refused medical treatment at the scene. Information courtesy of Washington Dulles International Airport Management. Damage costs are estimated.

Thunderstorm Wind in LOUDOUN, VIRGINIA
From 04-JUL-07 15:41:00 to 04-JUL-07 15:50:00 (EST-5)
Location: LOVETTSVILLE
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur Radio Operators and Trained Spotters reported trees down at Lovettsville Road and Milltown.

Hail in LOUDOUN, VIRGINIA
From 04-JUL-07 15:45:00 to 04-JUL-07 15:45:00 (EST-5)
Location: MIDDLEBURG
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur Radio reported penny size hail west of Middleburg, VA.

Hail in PRINCE WILLIAM, VIRGINIA
From 04-JUL-07 15:54:00 to 04-JUL-07 16:09:00 (EST-5)
Location: HAYMARKET
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur Radio reported penny size hail near Bull Run Mountain north of Haymarket. Penny size hail was also reported near Route 234 and Centers Road in Catharpin.

Hail in PRINCE WILLIAM, VIRGINIA
From 04-JUL-07 16:07:00 to 04-JUL-07 16:07:00 (EST-5)
Location: HAYMARKET
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A Trained Spotter measured golf-ball size hail in northern Prince William County 5 miles south of Gilberts Corner.

Funnel Cloud in FAIRFAX, VIRGINIA
From 04-JUL-07 16:30:00 to 04-JUL-07 16:30:00 (EST-5)
Location: CENTREVILLE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Virginia Department of Transportation reported a funnel cloud near Centreville north of Interstate 66.

Hail in FAIRFAX, VIRGINIA
From 04-JUL-07 16:48:00 to 04-JUL-07 16:48:00 (EST-5)
Location: CHANTILLY
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A Trained Spotter measured golf-ball size hail near Fair Lakes east of Chantilly, VA.

Hail in FAIRFAX (C), VIRGINIA
From 04-JUL-07 16:50:00 to 04-JUL-07 16:55:00 (EST-5)
Location: FAIRFAX
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A Trained Spotter estimate quarter size hail in the City of Fairfax.

Hail in LOUDOUN, VIRGINIA
From 04-JUL-07 16:53:00 to 04-JUL-07 17:00:00 (EST-5)
Location: LEESBURG
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur Radio reported penny size hail north of Leesburg, VA.