A slow moving cold front approached the area on the 22nd before passing through on the 23rd. A deep southerly flow allowed for tropical moisture to move into the area ahead of the boundary. This led to heavy rainfall as the cold front approached, and several instances of flooding occurred.

Flood in FAIRFAX, VIRGINIA
From 23-SEP-21 07:35:00 to 23-SEP-21 09:35:00 (EST-5)
Location: CLARKS CROSSING
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

VA-673 Lawyers Road was closed due to flooding at Difficult Run River near VA-674 Hunter Mill Road.

Flood in CULPEPER, VIRGINIA
From 23-SEP-21 07:18:00 to 23-SEP-21 09:18:00 (EST-5)
Location: WHITE SHOP
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

VA-618 Waylands Mill Road/VA-657 Old Mill Road was closed due to flooding at Crooken Run.

Flood in MADISON, VIRGINIA
From 23-SEP-21 07:18:00 to 23-SEP-21 09:18:00 (EST-5)
Location: OAKPARK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

VA-608 Lillards Ford Road was closed due to flooding between VA-634 Oak Park Road and VA-629 Lonnie Burke Road.

Flood in FREDERICK, VIRGINIA
From 23-SEP-21 07:24:00 to 23-SEP-21 09:24:00 (EST-5)
Location: HAYFIELD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

VA-679 Indian Hollow Road closed due to flooding between VA-600 North Hayfield Road and US-522 North Frederick Pike.

Flood in LOUDOUN, VIRGINIA
From 23-SEP-21 08:05:00 to 23-SEP-21 10:05:00 (EST-5)
Location: LEESBURG MUNI
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

VA-643 Sycolin Road was closed due to flooding at Sycolin Creek near VA-653 Shreve Mill Road.

Flood in FREDERICK, VIRGINIA
From 23-SEP-21 06:25:00 to 23-SEP-21 11:05:00 (EST-5)
Location: BURNING KNOLLS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The water level along the Opequon Creek rose above flood stage, cresting at 9:15 AM on the 23rd of September. Both Old Charles Town Road and Sulphur Springs Road were flooded near the creek.

Flood in WARREN, VIRGINIA
From 23-SEP-21 02:00:00 to 23-SEP-21 04:00:00 (EST-5)
Location: CEDARVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Road closure due to flooding near Reliance Road and Rittenhour Hollow Road.

Flood in FREDERICK, VIRGINIA
From 23-SEP-21 04:13:00 to 23-SEP-21 06:13:00 (EST-5)
Location: ARMEL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Reardon Road closed due to flooding near Wrights Run.

Flood in FREDERICK, VIRGINIA
From 23-SEP-21 04:14:00 to 23-SEP-21 06:14:00 (EST-5)
Location: WINCHESTER ARPT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Sulphur Spring Road closed near Millwood Pike due to flooding.

Flood in FREDERICK, VIRGINIA
From 23-SEP-21 04:53:00 to 23-SEP-21 06:53:00 (EST-5)
Location: BURNING KNOLLS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Most roads that cross the Opequon Creek between Clarke and Frederick Counties were closed due to flooding.

Flood in FAIRFAX, VIRGINIA
From 23-SEP-21 05:15:00 to 23-SEP-21 07:15:00 (EST-5)
Location: CROWELLS CORNER
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gauge on Difficult Run near Browns Mill Road indicated minor flooding was occurring.

Flood in FAIRFAX, VIRGINIA
From 23-SEP-21 15:48:00 to 23-SEP-21 16:55:00 (EST-5)
Location: MERRIFIELD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The water level rose above flood stage, cresting at 251.52 feet at 7:20 AM EST on September 23rd. Both Woodburn Road and Prosperity Avenue were flooded by at least six inches of water.

Flood in FAIRFAX, VIRGINIA
From 23-SEP-21 05:12:00 to 23-SEP-21 12:50:00 (EST-5)
Location: CROWELLS CORNER
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The water level rose above flood stage along the Difficult Run at Wolf Trap, cresting at 196.05 feet on September 23rd at 8:45 AM EST. Browns Mill Road was covered by at least six inches of water.

Flood in FREDERICK, VIRGINIA
From 23-SEP-21 05:43:00 to 23-SEP-21 07:43:00 (EST-5)
Location: WHITACRE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

VA-700 Gardners Road was closed due to flooding between VA-127 Bloomery Pike and VA-701 Redland Road.

Flood in FREDERICK, VIRGINIA
From 23-SEP-21 05:43:00 to 23-SEP-21 07:43:00 (EST-5)
Location: BRUCETOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

VA-761 Old Charles Town Road was closed due to flooding at Opequon Creek.

Flood in FREDERICK, VIRGINIA
From 23-SEP-21 05:43:00 to 23-SEP-21 07:43:00 (EST-5)
Location: WHITACRE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

VA-699 New Hope road was closed due to flooding at Little Isaacs Creek between US-522 North Frederick Pike and VA-694 Cumberland Trail Road.

Flood in FREDERICK, VIRGINIA
From 23-SEP-21 05:43:00 to 23-SEP-21 07:43:00 (EST-5)
Location: SILER
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

VA-695 Middle Fork Road was closed due to flooding at US-522 North Frederick Pike.

Flood in FREDERICK, VIRGINIA
From 23-SEP-21 06:30:00 to 23-SEP-21 08:30:00 (EST-5)
Location: BURNING KNOLLS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gauge on Opequon Creek at Berryville reached flood stage by 7.

Flood in FAIRFAX, VIRGINIA
From 23-SEP-21 06:42:00 to 23-SEP-21 08:42:00 (EST-5)
Location: TREMONT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Woodburn Road was closed due to flooding at Accotink Creek near Robey Avenue.

Flood in ARLINGTON, VIRGINIA
From 23-SEP-21 03:04:00 to 23-SEP-21 05:04:00 (EST-5)
Location: ARLINGTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Several eastbound lanes of I-66 Custis Memorial Parkway were closed due to high standing water between exit 69/US-29 Lee Highway/VA-237 Washington Boulevard and exit 71/VA-237 Fairfax Drive/VA-120 Glebe Road; only the left lane got by.

Flood in FAIRFAX, VIRGINIA
From 23-SEP-21 05:20:00 to 23-SEP-21 07:20:00 (EST-5)
Location: TREMONT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gauge on Accotink Creek at Strathmeade Springs reached flood stage by 620 AM.