An arctic cold front crossed the Upper Ohio Valley on the 6th, bringing record low temperatures and extreme wind chills the morning of the 7th. It was the coldest January 7th on record in Pittsburgh with a low temperature of 9 below zero, and a high temperature of 4 above zero. Across eastern Ohio, western Pennsylvania, northern West Virginia, and Garrett county Maryland, low temperatures ranged from 5 to 15 degrees below zero the morning of the 7th, with the lowest wind chill readings from 25 to 55 degrees below zero.

Extreme Cold/Wind Chill in ALLEGHENY, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: ASOS

A low temperature of 9 degrees below zero with a wind chill of 31 degrees below zero was reported at the Pittsburgh International Airport, with a low temperature of 12 degrees below zero and a wind chill of 40 degrees below zero near Jefferson. Both occurred on the morning of the 7th.

Extreme Cold/Wind Chill in ARMSTRONG, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 14 degrees below zero with a wind chill of 39 degrees below zero was recorded near Rural Valley the morning of the 7th.

Extreme Cold/Wind Chill in BEAVER, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 9 degrees below zero with a wind chill of 33 degrees below zero was recorded at the Beaver Valley Airport the morning of the 7th.

Extreme Cold/Wind Chill in BUTLER, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 11 degrees below zero with a wind chill of 36 degrees below zero was recorded at the Butler Airport the morning of the 7th.

Extreme Cold/Wind Chill in CLARION, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 17 degrees below zero with a wind chill of 42 degrees below zero was recorded near Clarion the morning of the 7th.

Extreme Cold/Wind Chill in FAYETTE, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 11 degrees below zero with a wind chill of 37 degrees below zero was recorded near Perryopolis the morning of the 7th.

Extreme Cold/Wind Chill in FOREST, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 15 degrees below zero with a wind chill of 32 degrees below zero was recorded near Lynch the morning of the 7th.

Extreme Cold/Wind Chill in GREENE, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 9 degrees below zero with a wind chill of 28 degrees below zero was recorded near Carmichaels the morning of the 7th.

Extreme Cold/Wind Chill in JEFFERSON, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: ASOS

A low temperature of 13 degrees below zero with a wind chill of 39 degrees below zero was recorded at the Du Bois Airport the morning of the 7th.

Extreme Cold/Wind Chill in INDIANA, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 11 degrees below zero with a wind chill of 36 degrees below zero was recorded at Jimmy Stewart Field the morning of the 7th.

Extreme Cold/Wind Chill in LAWRENCE, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 13 degrees below zero with a wind chill of 36 degrees below zero was recorded at the New Castle Airport the morning of the 7th.

Extreme Cold/Wind Chill in MERCER, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 16 degrees below zero with a wind chill of 35 degrees below zero was recorded near Mercer the morning of the 7th.

Extreme Cold/Wind Chill in VENANGO, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 13 degrees below zero with a wind chill of 39 degrees below zero was recorded near Franklin the morning of the 7th.

Extreme Cold/Wind Chill in WASHINGTON, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 14 degrees below zero with a wind chill of 38 degrees below zero was recorded near Burgettstown the morning of the 7th.

Extreme Cold/Wind Chill in WESTMORELAND, PENNSYLVANIA
From 05-JAN-14 13:00:00 to 07-JAN-14 18:00:00 (EST-5)
Crop damage: 0.00K
Reported by: AWOS

A low temperature of 17 degrees below zero with a wind chill of 39 degrees below zero was recorded near Laurel Mountain the morning of the 7th.