A northwest flow around Canadian High Pressure caused temperatures to drop below freezing across most locations.

Frost/Freeze in NELSON, VIRGINIA
From 27-MAR-12 07:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: Mesonet

Low temperatures were between 31 and 32 degrees.

Frost/Freeze in ALBEMARLE, VIRGINIA
From 27-MAR-12 07:00:00 to 27-MAR-12 08:00:00 (EST-5)
Reported by: ASOS

Low temperatures were between 30 and 32 degrees.

Frost/Freeze in GREENE, VIRGINIA
From 27-MAR-12 06:00:00 to 27-MAR-12 08:00:00 (EST-5)
Reported by: Mesonet

Low temperatures were between 30 and 32 degrees.

Frost/Freeze in FREDERICK, VIRGINIA
From 27-MAR-12 05:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: AWOS

Low temperatures were between 29 and 32 degrees.

Frost/Freeze in CLARKE, VIRGINIA
From 27-MAR-12 05:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: Mesonet

Low temperatures were between 27 and 32 degrees.

Frost/Freeze in SHENANDOAH, VIRGINIA
From 27-MAR-12 05:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: Mesonet

Low temperatures were between 27 and 32 degrees.

Frost/Freeze in WARREN, VIRGINIA
From 27-MAR-12 06:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: Mesonet

Low temperatures were between 30 and 32 degrees.

Frost/Freeze in PAGE, VIRGINIA
From 27-MAR-12 05:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: Mesonet

Low temperatures were between 28 and 32 degrees.

Frost/Freeze in ROCKINGHAM, VIRGINIA
From 27-MAR-12 04:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: AWOS

Low temperatures were between 28 and 32 degrees.

Frost/Freeze in AUGUSTA, VIRGINIA
From 27-MAR-12 04:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: AWOS

Low temperatures were between 28 and 32 degrees.

Frost/Freeze in MADISON, VIRGINIA
From 27-MAR-12 06:00:00 to 27-MAR-12 08:00:00 (EST-5)
Reported by: Mesonet

Low temperatures were between 30 and 32 degrees.

Frost/Freeze in RAPPAHANNOCK, VIRGINIA
From 27-MAR-12 07:00:00 to 27-MAR-12 07:00:00 (EST-5)
Reported by: Mesonet

Low temperatures were between 30 and 32 degrees.

Frost/Freeze in NORTHERN FAUQUIER, VIRGINIA
From 27-MAR-12 06:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: Mesonet

Low temperatures were between 30 and 32 degrees.

Frost/Freeze in LOUDOUN, VIRGINIA
From 27-MAR-12 05:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: ASOS

Low temperatures were between 30 and 32 degrees.

Frost/Freeze in ARLINGTON, VIRGINIA
From 27-MAR-12 07:00:00 to 27-MAR-12 07:00:00 (EST-5)
Reported by: ASOS

Low temperatures were between 31 and 32 degrees.

Frost/Freeze in FAIRFAX, VIRGINIA
From 27-MAR-12 05:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: AWOS

Low temperatures were between 30 and 32 degrees.

Frost/Freeze in PRINCE WILLIAM, VIRGINIA
From 27-MAR-12 05:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: Mesonet

Low temperatures were between 29 and 32 degrees.

Frost/Freeze in SOUTHERN FAUQUIER, VIRGINIA
From 27-MAR-12 05:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: AWOS

Low temperatures were between 29 and 32 degrees.

Frost/Freeze in STAFFORD, VIRGINIA
From 27-MAR-12 05:00:00 to 27-MAR-12 09:00:00 (EST-5)
Reported by: AWOS

Low temperatures were between 30 and 32 degrees.

Frost/Freeze in SPOTSYLVANIA, VIRGINIA
From 27-MAR-12 07:00:00 to 27-MAR-12 07:00:00 (EST-5)
Reported by: AWOS

Low temperatures were between 30 and 32 degrees.

Frost/Freeze in CULPEPER, VIRGINIA
From 27-MAR-12 07:00:00 to 27-MAR-12 07:00:00 (EST-5)
Reported by: AWOS

Low temperatures were between 30 and 32 degrees.

Frost/Freeze in ORANGE, VIRGINIA
From 27-MAR-12 07:00:00 to 27-MAR-12 07:00:00 (EST-5)
Reported by: AWOS

Low temperatures were between 30 and 32 degrees.