Another southern stream dominated system emerged from the southwestern U.S. with a complex surface low tracking from the Gulf Coast into the southern Mid-Atlantic December 20-22. This was again an all liquid event, with 2-day rainfall totals (ending 700 AM local time on 12/22) ranging from 1 to 4 inches with isolated higher amounts mainly along and near the Blue Ridge. The top five rainfall reports in southwest Virginia in this period included Jones Creek IFLOWS (JOEV2) 4.34 inches, Fancy Gap IFLOWS (FYGV2) 4.10 inches, Glasgow 1 SE COOP (GLAV2) 4.06 inches, Trappers Lodge IFLOWS (TRAV2) 3.71 inches and Pipers Gaps IFLOWS (PPGV2) 3.71 inches. Flooding very similar in magnitude and location to the mid-December event occurred with most of the Dan and lower Roanoke (Staunton) again reaching minor to low-end moderate flood levels. Minor flooding also occurred along portions of the New River with the gage at Alisonia (ALSV2) reaching minor flood stage of 8 feet in the evening of the 21st flooding a few roads near the river. In addition, a number of areal Flood Advisories and Warnings were issued for numerous counties after reports of flooded roads were received mainly on the evening of the 20th.

Heavy Rain in ROCKBRIDGE, VIRGINIA
From 20-DEC-18 07:00:00 to 21-DEC-18 07:00:00 (EST-5)
Location: BALCONY FALLS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The COOP station at Glasgow 1 SE (GLAV2) reported 3.57 inches for the 24-hours ending at 700 AM local time which was the highest on record for December  21st. The old record was 2.72 inches in 1973. It was also the 3rd highest daily precipitation recorded in the month of December. The record is 3.90 inches set December 1, 2010. Climate records at this station began in 1967.

Heavy Rain in ALLEGHANY, VIRGINIA
From 20-DEC-18 07:00:00 to 21-DEC-18 07:00:00 (EST-5)
Location: POTTS CREEK
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The COOP station at Woolwine (WLWV2) reported 3.08 inches for the 24-hours ending at 700 AM local time which was the highest on record for December 21st. The old record was 2.15 inches in 1973. It was also the 4th highest daily precipitation recorded in the month of December. The record is 4.58 inches set December 29, 1958. Climate records at this station began in 1951.

Heavy Rain in BEDFORD, VIRGINIA
From 20-DEC-18 07:00:00 to 21-DEC-18 07:00:00 (EST-5)
Location: BIG ISLAND
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The COOP station at Big Island (BGIV2) reported 2.76 inches of rain for the 24-hours ending at 700 AM local time which was the highest on record for December 21st. The old record was 2.29 inches in 1973. It was also the highest daily precipitation recorded in the month of December. The record was 2.35 inches set December 12, 2008. Climate records at this station exist from 1960-1985 and 2000 to present.

Heavy Rain in MARTINSVILLE (C), VIRGINIA
From 20-DEC-18 07:00:00 to 21-DEC-18 07:00:00 (EST-5)
Location: MARTINSVILLE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The COOP station at Martinsville (MARV2) reported 2.48 inches for the 24-hours ending at 700 AM local time which was the highest on record for December 21st. The old record was 2.00 inches set in 1973. It was also the 2nd highest daily precipitation recorded in the month of December. The record is 2.57 inches set December 28, 1958. Nearly complete climate records at this station exist since 1930.

Heavy Rain in CAMPBELL, VIRGINIA
From 20-DEC-18 07:00:00 to 21-DEC-18 07:00:00 (EST-5)
Location: HURT
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The COOP station at Altavista (ALTV2) reported 2.16 inches of rain for the 24-hours ending at 700 AM local time which was the highest on record for December 21st. The old record was 2.10 inches in 1973. It was also the 3rd highest daily precipitation recorded in the month of December. The record is 3.40 inches set December 29, 1958. Climate records at this station date back to 1945.

Heavy Rain in DANVILLE (C), VIRGINIA
From 20-DEC-18 00:00:00 to 21-DEC-18 00:00:00 (EST-5)
Location: (KDAN)DANVILLE REGIONAL AIRPORT
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A record rainfall of 1.48 inches was set at Danville, VA (ROA) for December 20, breaking the old record of 1.43 inches set in 1951. Official climate records for Danville date back to 1916.

Heavy Rain in CAMPBELL, VIRGINIA
From 20-DEC-18 00:00:00 to 21-DEC-18 00:00:00 (EST-5)
Location: LYNCHBURG ARPT
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The record rainfall of 1.63 inches was tied at Lynchburg, VA (LYH) for December 20, tying the record first set in 1905.  Official climate records for Lynchburg date back to 1893.

Flood in ROCKBRIDGE, VIRGINIA
From 20-DEC-18 20:30:00 to 21-DEC-18 02:30:00 (EST-5)
Location: NATURAL BRIDGE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Lone Jacks Road near Natural Bridge was closed due to flooding from the Maury River with water across the road. Some streets in Buena Vista were also flooded. Portions of Tinkerville Road were also flooded.

Flood in ROCKBRIDGE, VIRGINIA
From 20-DEC-18 21:00:00 to 21-DEC-18 03:00:00 (EST-5)
Location: GLASGOW
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Water overflowing from the Maury River was crossing Glasgow Highway and blocking the road with debris.

Flood in TAZEWELL, VIRGINIA
From 21-DEC-18 19:00:00 to 21-DEC-18 22:00:00 (EST-5)
Location: RICHLANDS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Allegheny Street closed due to flooding from Big Creek between Third and Fourth Streets.

Flood in ROCKBRIDGE, VIRGINIA
From 20-DEC-18 21:20:00 to 21-DEC-18 03:20:00 (EST-5)
Location: KERRS CREEK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Kerrs Creek was reported out of its banks and flooding Muddy Lane at West Midland Trail.

Flood in GRAYSON, VIRGINIA
From 21-DEC-18 11:45:00 to 21-DEC-18 17:45:00 (EST-5)
Location: REAVISTOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A spotter reported water flowing across Old Baywood Road.

Heavy Rain in ROANOKE (C), VIRGINIA
From 19-DEC-18 00:00:00 to 20-DEC-18 00:00:00 (EST-5)
Location: ROANOKE ARPT
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A record rainfall of 1.49 inches was set at Roanoke, VA (ROA) for December 20, breaking the old record of 1.31 inches set in 1946. Official climate records for Roanoke date back to 1912.