An area of low pressure developed across the southeastern United States on the night of November 14th, and tracked northeastward along the North and South Carolina coastlines during the daytime hours on the 15th, strengthening to around 995mb on the night of the 15th as it continued moving northward through the Delmarva to New Jersey by the morning of the 16th. Further strengthening to around 985 mb occurred on the 16th as the system sped up and moved towards Nova Scotia. Widespread precipitation was brought to the region, including heavy snow and mixed precipitation north of I-66 and west of I-81, and mainly rain in central Virginia.

Winter Storm in NORTHERN VIRGINIA BLUE RIDGE, VIRGINIA
From 15-NOV-18 03:00:00 to 16-NOV-18 00:00:00 (EST-5)
Reported by: Trained Spotter

Widespread ice accretion of around a half inch occurred along the higher elevations of the Northern Virginia Blue Ridge. In addition, between 1 and 2 inches of snow and sleet accumulated.

Winter Storm in WARREN, VIRGINIA
From 15-NOV-18 05:00:00 to 16-NOV-18 00:00:00 (EST-5)
Reported by: Trained Spotter

Widespread ice accretion of around a quarter of an inch occurred across the county. In addition, between 2 and 4 inches of snow and sleet accumulated.

Winter Storm in CENTRAL VIRGINIA BLUE RIDGE, VIRGINIA
From 15-NOV-18 03:00:00 to 16-NOV-18 00:00:00 (EST-5)
Reported by: Trained Spotter

Widespread ice accretion of around a half inch occurred along the higher elevations of the Central Virginia Blue Ridge. In addition, between 1 and 2 inches of snow and sleet accumulated.

Winter Storm in WESTERN LOUDOUN, VIRGINIA
From 15-NOV-18 07:00:00 to 16-NOV-18 00:00:00 (EST-5)
Reported by: Trained Spotter

Widespread snowfall amounts of 4 to 7 inches occurred, with a local maximum of 7.2 inches measured near Lovettsville. A significant ice accumulation of up to two tenths of an inch also occurred.

Winter Storm in ROCKINGHAM, VIRGINIA
From 15-NOV-18 03:00:00 to 16-NOV-18 00:00:00 (EST-5)
Reported by: Trained Spotter

Widespread ice accretion of around 0.25 occurred across the county. In addition, between 2 and 4 inches of snow and sleet accumulated.

Winter Storm in AUGUSTA, VIRGINIA
From 15-NOV-18 03:00:00 to 16-NOV-18 00:00:00 (EST-5)
Reported by: Trained Spotter

Widespread ice accretion of between a third and a half inch of ice occurred across the county. In addition, between 1 and 2 inches of snow and sleet accumulated.

Winter Storm in FREDERICK, VIRGINIA
From 15-NOV-18 05:00:00 to 16-NOV-18 00:00:00 (EST-5)
Reported by: Trained Spotter

Widespread snowfall amounts of 4 to 6 inches occurred, with a local maximum of 6.2 inches measured near Gainesboro. Ice accumulation of around 0.25 also occurred.

Winter Storm in CLARKE, VIRGINIA
From 15-NOV-18 07:00:00 to 16-NOV-18 00:00:00 (EST-5)
Reported by: Trained Spotter

Widespread snowfall amounts of 4 to 5 inches occurred, with a local maximum of 4.5 inches measured near Berryville. A significant ice accumulation of up to 0.45 also occurred.

Winter Storm in PAGE, VIRGINIA
From 15-NOV-18 05:00:00 to 16-NOV-18 00:00:00 (EST-5)
Reported by: Trained Spotter

Widespread ice accretion of around a quarter of an inch occurred across the county. In addition, between 1 and 2 inches of snow and sleet accumulated.

Winter Weather in WESTERN HIGHLAND, VIRGINIA
From 15-NOV-18 03:00:00 to 16-NOV-18 00:00:00 (EST-5)
Reported by: Trained Spotter

Ice accumulations of around a tenth of an inch of ice were observed, along with 1 to 2 inches of snow.

Winter Weather in CULPEPER, VIRGINIA
From 15-NOV-18 05:00:00 to 15-NOV-18 15:00:00 (EST-5)
Reported by: Trained Spotter

Widespread snowfall amounts of 1 to 2 inches occurred, along with a light accumulation of ice to a few hundredths of an inch.

Winter Weather in MADISON, VIRGINIA
From 15-NOV-18 05:00:00 to 15-NOV-18 15:00:00 (EST-5)
Reported by: Trained Spotter

Widespread snowfall amounts of 1 to 2 inches occurred, along with a light accumulation of ice of a few hundredths of an inch.

Winter Weather in ORANGE, VIRGINIA
From 15-NOV-18 05:00:00 to 15-NOV-18 15:00:00 (EST-5)
Reported by: Trained Spotter

Trace amounts of light freezing rain occurred.

Winter Weather in EASTERN HIGHLAND, VIRGINIA
From 15-NOV-18 03:00:00 to 16-NOV-18 00:00:00 (EST-5)
Reported by: Trained Spotter

Ice accumulations of around a tenth of an inch of ice were observed, along with 1 to 2 inches of snow.

Winter Weather in GREENE, VIRGINIA
From 15-NOV-18 03:00:00 to 15-NOV-18 13:00:00 (EST-5)
Reported by: Trained Spotter

A light accumulation of snow less than one inch occurred, along with a light glaze of ice that was a few hundredths of an inch.

Winter Weather in NELSON, VIRGINIA
From 15-NOV-18 03:00:00 to 15-NOV-18 13:00:00 (EST-5)
Reported by: Trained Spotter

Ice accumulations of between a trace and a tenth of an inch were observed.

Winter Weather in ALBEMARLE, VIRGINIA
From 15-NOV-18 03:00:00 to 15-NOV-18 13:00:00 (EST-5)
Reported by: Trained Spotter

Ice accumulations of around a tenth of an inch of ice were observed.

Winter Weather in PRINCE WILLIAM, VIRGINIA
From 15-NOV-18 05:00:00 to 15-NOV-18 15:00:00 (EST-5)
Reported by: Trained Spotter

Widespread snowfall amounts of 1 to 3 inches occurred, with a local maximum of 3.7 measured in Woolsey.

Winter Weather in RAPPAHANNOCK, VIRGINIA
From 15-NOV-18 05:00:00 to 15-NOV-18 15:00:00 (EST-5)
Reported by: Trained Spotter

Widespread snowfall amounts of 1 to 3 inches occurred, along with an accumulation of ice up to a tenth of an inch.

Winter Weather in ARLINGTON, VIRGINIA
From 15-NOV-18 05:00:00 to 15-NOV-18 15:00:00 (EST-5)
Reported by: Trained Spotter

Widespread snowfall amounts of 1 to 2 inches occurred, with 1.4 being measured at Washington National Airport.

Winter Weather in EASTERN LOUDOUN, VIRGINIA
From 15-NOV-18 05:00:00 to 15-NOV-18 15:00:00 (EST-5)
Reported by: Trained Spotter

Widespread snowfall amounts of 3 to 4 inches occurred, with a local maximum of 4 reported in Ashburn.

Winter Weather in FAIRFAX, VIRGINIA
From 15-NOV-18 05:00:00 to 15-NOV-18 15:00:00 (EST-5)
Reported by: Trained Spotter

Widespread snowfall amounts of 1 to 3 inches occurred, with a local maximum of 2.7 measured in Wolf Trap.

Winter Weather in NORTHERN FAUQUIER, VIRGINIA
From 15-NOV-18 05:00:00 to 16-NOV-18 00:00:00 (EST-5)
Reported by: Trained Spotter

Widespread snowfall amounts of 1 to 3 inches occurred, with a local maximum of 3.0 measured in Ashville. An ice accumulation of around a tenth of an inch of ice also accumulated.

Winter Weather in SOUTHERN FAUQUIER, VIRGINIA
From 15-NOV-18 05:00:00 to 15-NOV-18 15:00:00 (EST-5)
Reported by: Trained Spotter

Widespread snowfall amounts of 1 to 2 inches occurred.