An upper level ridge that was in place began to break down during the afternoon hours of July 21st as a cold front moved through the Midwest and an upper-level trough dug into the northern Plains. This allowed additional moisture into the area and when
combined with a weakening capping inversion from height falls it was enough for scattered showers and thunderstorms to develop. With substantial instability, some of these thunderstorms became strong to locally severe.

Thunderstorm Wind in SHENANDOAH, VIRGINIA
From 21-JUL-19 17:09:00 to 21-JUL-19 17:09:00 (EST-5)
Location: WOODSTOCK
Magnitude: 61.00 EG
Reported by: State Official

Numerous trees were blown down in and around Woodstock.

Thunderstorm Wind in LOUDOUN, VIRGINIA
From 21-JUL-19 17:53:00 to 21-JUL-19 17:53:00 (EST-5)
Location: HAMILTON
Magnitude: 61.00 EG
Reported by: Emergency Manager

Roof damage occurred to a home in the 39000 block of Meadowlark Drive near Irene Drive. Multiple trees were blown down in the area between Hamilton and the VA-9/VA-704 intersection, including a tree onto a car. Numerous trees were also blown down in the Paeonian Springs area.

Thunderstorm Wind in LOUDOUN, VIRGINIA
From 21-JUL-19 18:22:00 to 21-JUL-19 18:22:00 (EST-5)
Location: LEESBURG
Magnitude: 50.00 EG
Reported by: Trained Spotter

Multiple trees were blown down and fence was blown over just east of Leesburg.

Thunderstorm Wind in AUGUSTA, VIRGINIA
From 21-JUL-19 15:24:00 to 21-JUL-19 15:24:00 (EST-5)
Location: MT MERIDIAN
Magnitude: 53.00 MG
Reported by: Mesonet

A wind gust to 53 knots (61 mph) was measured at Weyers Cave.

Thunderstorm Wind in ROCKINGHAM, VIRGINIA
From 21-JUL-19 14:26:00 to 21-JUL-19 14:26:00 (EST-5)
Location: DAYTON
Magnitude: 50.00 EG
Reported by: Broadcast Media

A tree was blown down near Mason Street and John Wayland Highway in Dayton. A tree  was also blown down at a residence on Keswick Circle.

Thunderstorm Wind in AUGUSTA, VIRGINIA
From 21-JUL-19 14:58:00 to 21-JUL-19 14:58:00 (EST-5)
Location: SPRING HILL
Magnitude: 50.00 EG
Reported by: State Official

A tree was blown down on Middle River Road.

Thunderstorm Wind in AUGUSTA, VIRGINIA
From 21-JUL-19 15:02:00 to 21-JUL-19 15:02:00 (EST-5)
Location: CHURCHVILLE
Magnitude: 50.00 EG
Reported by: Broadcast Media

A tree was blown down near Hanky Mountain Highway and Scenic Highway.

Thunderstorm Wind in ROCKINGHAM, VIRGINIA
From 21-JUL-19 15:20:00 to 21-JUL-19 15:20:00 (EST-5)
Location: CROSS KEYS
Magnitude: 50.00 EG
Reported by: Broadcast Media

A tree was blown down across Cross Keys Road.

Thunderstorm Wind in HIGHLAND, VIRGINIA
From 21-JUL-19 15:28:00 to 21-JUL-19 15:28:00 (EST-5)
Location: MC DOWELL
Magnitude: 50.00 EG
Reported by: State Official

A tree was blown down blocking one lane of Bullpasture River Road near McDowell.

Thunderstorm Wind in SHENANDOAH, VIRGINIA
From 21-JUL-19 16:13:00 to 21-JUL-19 16:13:00 (EST-5)
Location: STRASBURG
Magnitude: 61.00 EG
Reported by: State Official

Multiple reports of trees down in the northeastern part of Shenandoah County were received.

Thunderstorm Wind in WARREN, VIRGINIA
From 21-JUL-19 16:13:00 to 21-JUL-19 16:13:00 (EST-5)
Location: FRONT ROYAL WARN ARP
Magnitude: 50.00 EG
Reported by: State Official

A tree was blown down on Stoke Airport Road near VA-618.

Thunderstorm Wind in PAGE, VIRGINIA
From 21-JUL-19 16:18:00 to 21-JUL-19 16:18:00 (EST-5)
Location: IDA
Magnitude: 50.00 EG
Reported by: State Official

A tree was blown down on Ida Road near Ida.

Thunderstorm Wind in WARREN, VIRGINIA
From 21-JUL-19 17:12:00 to 21-JUL-19 17:12:00 (EST-5)
Location: FRONT ROYAL
Magnitude: 50.00 EG
Reported by: State Official

Trees were blown down in the 800 block of Harmony Hollow Road.

Thunderstorm Wind in WARREN, VIRGINIA
From 21-JUL-19 16:32:00 to 21-JUL-19 16:32:00 (EST-5)
Location: FRONT ROYAL
Magnitude: 50.00 EG
Reported by: State Official

Trees were blown down in the 200 block of Criser Road.

Thunderstorm Wind in FREDERICK, VIRGINIA
From 21-JUL-19 16:54:00 to 21-JUL-19 16:54:00 (EST-5)
Location: BARTONVILLE
Magnitude: 50.00 EG
Reported by: State Official

A tree was blown down near the intersection of Oak Ridge Drive and Laurel Hill Drive. Another tree was blown down on Berkshire Court.

Thunderstorm Wind in FREDERICK, VIRGINIA
From 21-JUL-19 17:04:00 to 21-JUL-19 17:04:00 (EST-5)
Location: BARTONVILLE
Magnitude: 61.00 EG
Reported by: Emergency Manager

Multiple trees were blown down in the Stephens City area. Large signs and the roof of a Burger King were damaged.

Thunderstorm Wind in LOUDOUN, VIRGINIA
From 21-JUL-19 17:37:00 to 21-JUL-19 17:37:00 (EST-5)
Location: WHEATLAND
Magnitude: 50.00 EG
Reported by: 911 Call Center

Trees were blown down on Mosswood Drive near Piggot Drive.

Thunderstorm Wind in NELSON, VIRGINIA
From 21-JUL-19 14:42:00 to 21-JUL-19 14:42:00 (EST-5)
Location: OAK RIDGE
Magnitude: 50.00 EG
Reported by: 911 Call Center

A tree was blown down on Drumheller Orchard Lane. A tree was also blown down in the 5900 block of Laurel Road.

Thunderstorm Wind in NELSON, VIRGINIA
From 21-JUL-19 14:58:00 to 21-JUL-19 14:58:00 (EST-5)
Location: MARTINS STORE
Magnitude: 50.00 EG
Reported by: 911 Call Center

Trees were reported down on Rockfish Valley Road.

Thunderstorm Wind in LOUDOUN, VIRGINIA
From 21-JUL-19 18:15:00 to 21-JUL-19 18:15:00 (EST-5)
Location: LEESBURG MUNI
Magnitude: 51.00 MG
Reported by: AWOS

A wind gust to 51 knots (59 mph) was measured at Leesburg Executive Airport.

Thunderstorm Wind in LOUDOUN, VIRGINIA
From 21-JUL-19 18:04:00 to 21-JUL-19 18:04:00 (EST-5)
Location: LEESBURG
Magnitude: 61.00 EG
Reported by: 911 Call Center

Multiple trees were blown down on Harmony Church Road between US-15 James Monroe Highway and Colonial Highway.

Thunderstorm Wind in LOUDOUN, VIRGINIA
From 21-JUL-19 18:10:00 to 21-JUL-19 18:10:00 (EST-5)
Location: LEESBURG MUNI
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A wind gust to 50 knots (58 mph) was measured.

Thunderstorm Wind in FAIRFAX, VIRGINIA
From 21-JUL-19 18:44:00 to 21-JUL-19 18:44:00 (EST-5)
Location: MC LEAN HAMLET
Magnitude: 50.00 EG
Reported by: NWS Employee

A large tree was blown down blocking the right lane of VA-267 Dulles Toll Road just east of VA-7 Leesburg Pike.