A cold front passed through the region on the evening of the 21st. High pressure to the north allowed for plenty of cold air to move into the region during the nighttime hours of the 21st. A wave of low pressure was moving along the front during this time causing precipitation over the area. Precipitation initially started out as rain before changing over to ice and snow as colder air worked its way in.

Winter Weather in EASTERN GRANT, WEST VIRGINIA
From 21-FEB-11 20:00:00 to 22-FEB-11 05:00:00 (EST-5)
Reported by: Trained Spotter

Snow and sleet totaled up to 2.0 inches at Maysville.

Winter Weather in WESTERN PENDLETON, WEST VIRGINIA
From 21-FEB-11 23:00:00 to 22-FEB-11 04:00:00 (EST-5)
Reported by: Trained Spotter

A glaze of ice accumulation from freezing rain was reported near Circleville.

Winter Weather in EASTERN PENDLETON, WEST VIRGINIA
From 21-FEB-11 23:00:00 to 22-FEB-11 04:00:00 (EST-5)
Reported by: Trained Spotter

A glaze of ice accumulation from freezing rain was reported at Franklin.

Winter Weather in HARDY, WEST VIRGINIA
From 21-FEB-11 20:00:00 to 22-FEB-11 05:00:00 (EST-5)
Reported by: Unknown

Snow and sleet accumulations were estimated to be between two and three inches across the county. A glaze of ice accumulation from freezing rain was also estimated across the county.

Winter Weather in WESTERN MINERAL, WEST VIRGINIA
From 21-FEB-11 20:00:00 to 22-FEB-11 05:00:00 (EST-5)
Reported by: COOP Observer

Snow and sleet accumulated up to 1.6 inches about two miles southwest of Keyser. A glaze of ice accumulation from freezing rain was estimated across the western portion of the county.

Winter Weather in HAMPSHIRE, WEST VIRGINIA
From 21-FEB-11 20:00:00 to 22-FEB-11 05:00:00 (EST-5)
Reported by: Trained Spotter

Snow and sleet totaled up to 2.5 inches near Capon Bridge.

Winter Weather in EASTERN MINERAL, WEST VIRGINIA
From 21-FEB-11 20:00:00 to 22-FEB-11 05:00:00 (EST-5)
Reported by: CoCoRaHS

Snow and sleet averaged around one inch across the central and eastern portions of the county. A glaze of ice accumulation from freezing rain was estimated across the central and eastern portions of the county.

Winter Weather in MORGAN, WEST VIRGINIA
From 21-FEB-11 20:00:00 to 22-FEB-11 05:00:00 (EST-5)
Reported by: Trained Spotter

Snow and sleet totaled up to 0.8 inches near Crossroads. A glaze of ice accumulation from freezing rain was estimated across the county.

Winter Weather in BERKELEY, WEST VIRGINIA
From 21-FEB-11 18:00:00 to 22-FEB-11 05:00:00 (EST-5)
Reported by: Trained Spotter

Snow and sleet totaled up to 4.0 inches near Williamsport, Martinsburg, and Falling Waters. A glaze of ice accumulation from freezing rain was reported near Martinsburg and Bunker Hill.

Winter Weather in WESTERN GRANT, WEST VIRGINIA
From 21-FEB-11 20:00:00 to 22-FEB-11 05:00:00 (EST-5)
Reported by: Trained Spotter

Snow and sleet totaled up to 1.3 inches at Bayard. A glaze of ice accumulation from freezing rain was reported near Kline Gap.

Winter Weather in JEFFERSON, WEST VIRGINIA
From 21-FEB-11 18:00:00 to 22-FEB-11 05:00:00 (EST-5)
Reported by: Trained Spotter

Snow and sleet accumulated up to 4.0 and 3.5 inches near Winebrenners and Shepherdstown respectively. A trace of ice from freezing rain was reported near Charles Town.