A cold front moved across the region during the evening of the 14th.  Thunderstorms that developed ahead and along this front produced very heavy rainfall, large hail, and winds in excess of 55 MPH.  In Prince William county, marble to quarter sized hail fell in Greenwich and at Lake Jackson.  A tree was downed onto a home in the northeast portion of the county where up to 2.7 inches of rain fell.  Dime to nickel sized hail fell in Manassas.  In Stafford County, a tree was downed onto a home.  In Fauquier County, quarter to golfball sized hail damaged a vineyard near Warrenton.  A total of 2.5 inches of rain fell at Broad Run.  In Rappahannock County, hail fell in Massie's Corner.  In Page County, trees were downed north of Luray.  A total of 2.11 inches of rain fell at Rocky Branch.  In Warren County, rainfall totals included 1.70 inches in Strasburg and 1.61 inches in Nineveh.  In Spotsylvania County, 2.20 inches of rain fell in Spotsylvania.  In Shenandoah County, 2.02 inches fell at Burnshire Dam and pea sized hail fell in Woodstock.  In Loudoun County, dime to walnut sized hail fell in Ashburn where foliage was stripped and cars were dented.  Dime to nickel sized hail fell near Dulles International Airport where winds gusted to 40 MPH.  Dime sized hail fell with such force in Sterling that it stripped leaves from vegetation and dented cars.  Rainfall totals included 1.75 inches in Ashburn and 1.05 inches at Dulles International Airport.  In Fairfax County, Route 1 and Woodburn Road were closed by high water.  Rainfall totals included 4.25 inches at Ft. Belvoir, 3.30 inches in Burke, 3.08 inches at Mt. Vernon, and 2.05 inches in Herndon and Annandale.  A house in Oakton was damaged by a fire caused by a lightning strike.  At Washington National Airport in Arlington, a wind gust of 53 MPH downed tree branches.  In Falls Church, 1.96 inches was recorded.  In King George County, over 3 inches of rain fell in 30 minutes near Dahlgren.  Marble sized hail fell in Arlington.

Heavy Rain in FALLS CHURCH (C), VIRGINIA
From 14-JUL-00 21:30:00 to 14-JUL-00 23:59:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Heavy Rain in PRINCE WILLIAM, VIRGINIA
From 14-JUL-00 18:00:00 to 14-JUL-00 23:00:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Heavy Rain in SHENANDOAH, VIRGINIA
From 14-JUL-00 19:00:00 to 14-JUL-00 21:00:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Heavy Rain in SPOTSYLVANIA, VIRGINIA
From 14-JUL-00 22:00:00 to 14-JUL-00 23:59:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Heavy Rain in FAUQUIER, VIRGINIA
From 14-JUL-00 20:00:00 to 14-JUL-00 22:30:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Heavy Rain in PAGE, VIRGINIA
From 14-JUL-00 19:30:00 to 14-JUL-00 21:30:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Heavy Rain in WARREN, VIRGINIA
From 14-JUL-00 19:00:00 to 14-JUL-00 21:00:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Heavy Rain in LOUDOUN, VIRGINIA
From 14-JUL-00 20:00:00 to 14-JUL-00 22:30:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Hail in PRINCE WILLIAM, VIRGINIA
From 14-JUL-00 18:50:00 to 14-JUL-00 18:50:00 (EST)
Location: GAINESVILLE
Magnitude: 1.00 
Reported by: TRAINED SPOTTER

Quarter sized hail fell in Greenwich.

Hail in FAUQUIER, VIRGINIA
From 14-JUL-00 21:00:00 to 14-JUL-00 21:00:00 (EST)
Location: WARRENTON
Magnitude: 1.75 
Property damage: 5K
Reported by: GENERAL PUBLIC

Quarter to golfball sized hail damaged a vineyard.

Hail in PRINCE WILLIAM, VIRGINIA
From 14-JUL-00 19:44:00 to 14-JUL-00 19:44:00 (EST)
Location: BUCKHALL
Magnitude: 1.00 
Reported by: TRAINED SPOTTER

Quarter sized hail fell at Lake Jackson.

Hail in PRINCE WILLIAM, VIRGINIA
From 14-JUL-00 18:30:00 to 14-JUL-00 18:38:00 (EST)
Location: GAINESVILLE
Magnitude: 1.00 
Reported by: TRAINED SPOTTER

Quarter sized hail fell in Greenwich.

Thunderstorm Wind in PRINCE WILLIAM, VIRGINIA
From 14-JUL-00 19:45:00 to 14-JUL-00 19:45:00 (EST)
Location: NORTHEAST PORTION
Property damage: 1K
Reported by: NEWSPAPER

A tree was downed onto a house.

Hail in MANASSAS (C), VIRGINIA
From 14-JUL-00 19:22:00 to 14-JUL-00 19:22:00 (EST)
Location: MANASSAS
Magnitude: 0.75 
Reported by: TRAINED SPOTTER

Dime sized hail fell.

Hail in MANASSAS (C), VIRGINIA
From 14-JUL-00 20:00:00 to 14-JUL-00 20:00:00 (EST)
Location: MANASSAS
Magnitude: 0.88 
Reported by: TRAINED SPOTTER

Nickel sized hail fell.

Thunderstorm Wind in PAGE, VIRGINIA
From 14-JUL-00 20:30:00 to 14-JUL-00 20:30:00 (EST)
Location: LURAY
Property damage: 1K
Reported by: TRAINED SPOTTER

Trees were downed.

Hail in LOUDOUN, VIRGINIA
From 14-JUL-00 21:03:00 to 14-JUL-00 21:10:00 (EST)
Location: ASHBURN
Magnitude: 1.50 
Reported by: TRAINED SPOTTER

Dime to walnut sized hail fell.

Hail in LOUDOUN, VIRGINIA
From 14-JUL-00 21:11:00 to 14-JUL-00 21:11:00 (EST)
Location: STERLING
Magnitude: 0.75 
Property damage: 10K
Reported by: TRAINED SPOTTER

Dime sized hail damaged vegetation and dented cars.

Hail in LOUDOUN, VIRGINIA
From 14-JUL-00 21:23:00 to 14-JUL-00 21:23:00 (EST)
Location: DULLES INTL ARPT
Magnitude: 0.88 
Reported by: OFFICIAL NWS OBS.

Dime to nickel sized hail fell.

Thunderstorm Wind in STAFFORD, VIRGINIA
From 14-JUL-00 21:30:00 to 14-JUL-00 21:30:00 (EST)
Location: COUNTYWIDE
Property damage: 2K
Reported by: NEWSPAPER

A tree was downed onto a house.

Flash Flood in KING GEORGE, VIRGINIA
From 14-JUL-00 21:40:00 to 14-JUL-00 23:00:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Over 3 inches of rain fell in one half hour in Dahlgren.

Flash Flood in FAIRFAX, VIRGINIA
From 14-JUL-00 21:20:00 to 14-JUL-00 23:00:00 (EST)
Location: COUNTYWIDE
Reported by: NEWSPAPER

Roads were flooded in Annandale.