A coastal low formed along the North Carolina coast and tracked northward toward the Delmarva on the 21st. Heavy rainfall spread northward in advance of the low and then wrapped around the backside of the low as it tracked further north. Prolonged moderate to heavy rainfall resulted in two to four inches of rain across Northern Virginia, leading to numerous instances of flooding.

Flood in LOUDOUN, VIRGINIA
From 21-MAR-19 21:00:00 to 21-MAR-19 22:54:00 (EST-5)
Location: TAYLORSTOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gage on the Catoctin Creek at Taylorstown exceeded the 12 foot flood stage during the indicated period. Downey Mill Road was flooded in several places. The peak level of 12.08 feet occurred at 9:30 PM.

Flood in LOUDOUN, VIRGINIA
From 21-MAR-19 18:06:00 to 22-MAR-19 04:17:00 (EST-5)
Location: WATERFORD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gage on the South Fork of the Catoctin Creek at Waterford exceeded the 8 foot flood stage during the indicated period. Lowland fields, as well as portions of Route 662 were flooded near the creek. The peak level of 9.08 feet occurred at 11:15 PM on the 21st.

Flood in PRINCE WILLIAM, VIRGINIA
From 21-MAR-19 18:52:00 to 22-MAR-19 14:41:00 (EST-5)
Location: YORKSHIRE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gage on the Bull Run at Manassas Park exceeded the 12 foot flood stage during the indicated period. Backyards were flooded along Lake Drive in Manassas, along with much of the Bull Run trail system. The peak level of 16.72 feet occurred at 6:00 AM on the 22nd.

Flood in PRINCE WILLIAM, VIRGINIA
From 21-MAR-19 16:57:00 to 22-MAR-19 06:02:00 (EST-5)
Location: BRISTOW
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gage on the Broad Run at Bristow exceeded the 9.5 foot flood stage during the indicated period. Piper Lane flooded near Manassas Airport and trails along the stream were also flooded. The peak level of 13.99 feet occurred at 2:30 AM on the 22nd.

Flood in FREDERICKSBURG (C), VIRGINIA
From 22-MAR-19 03:47:00 to 22-MAR-19 17:30:00 (EST-5)
Location: FREDERICKSBURG
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The river gage on the Rappahannock River at Fredericksburg exceeded the 13 foot flood stage during the indicated period. Water entered the basement of a home near Fredericksburg City Dock, as well as a guest house off of Caroline Street. Flooding was also observed at the Fredericksburg City Dock and Old Mill Park, leading to the closure of both facilities. The peak level of 14.50 feet occurred at 12:05 PM on the 22nd.

Flood in FAUQUIER, VIRGINIA
From 22-MAR-19 03:15:00 to 22-MAR-19 06:00:00 (EST-5)
Location: REMINGTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The river gage on the Rappahannock River at Remington exceeded the 15 foot flood stage during the indicated period. Water reached the top of the boat ramp at Kellys Ford. Tin Pot Lane and Summerduck Road were flooded due to backwater effects on Tin Pot Run. The peak level of 15.10 feet occurred at 5:00 AM on the 22nd.

Flood in LOUDOUN, VIRGINIA
From 21-MAR-19 22:41:00 to 22-MAR-19 12:56:00 (EST-5)
Location: OATLANDS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gage on Goose Creek near Leesburg exceeded the 12 foot flood stage during the indicated period. Water flooded a low spot on State Route 650 (Oatlands Road), as well as backyards near Route 15. Water also reached the underside of two low bridges at Crooked Lane and approached low spots along Route 773 (Lime Kilin Road). The peak level of 14.17 feet occurred at 7:30 AM on the 22nd.

Flood in FAUQUIER, VIRGINIA
From 21-MAR-19 22:04:00 to 22-MAR-19 03:27:00 (EST-5)
Location: CATLETT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gage on Cedar Run near Catlett exceeded the 12 foot flood stage during the indicated period. Water overflowed the banks and moved into the lowlands. The peak level of 12.77 feet occurred at 12:00 AM on the 22nd.

Flood in CULPEPER, VIRGINIA
From 21-MAR-19 17:45:00 to 22-MAR-19 00:00:00 (EST-5)
Location: RAPIDAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The river gage on the Robinson River near Locust Dale exceeded the 11 foot flood stage during the indicated period. Water covered a portion of Route 721 (Robinson River Road). Agricultural flooding was also observed nearby. The peak level of 12.14 feet occurred at 7:45 PM on the 21st.