An Arctic Airmass building across the Northern Plains brought sub-zero temperatures and winds up to twenty miles per hour from the 20th into the morning of the 21st.  Wind chill temperatures ranged from nearly fifty below zero across north central North Dakota, to around 40 below farther to the south.

Extreme Cold/Wind Chill in ROLETTE, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of forty below to near fifty below zero were observed.

Extreme Cold/Wind Chill in BOTTINEAU, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of forty below to near fifty below zero were observed.

Extreme Cold/Wind Chill in MCHENRY, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of forty below to near fifty below zero were observed.

Extreme Cold/Wind Chill in PIERCE, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of forty below to near fifty below zero were observed.

Extreme Cold/Wind Chill in RENVILLE, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of forty below to near fifty below zero were observed.

Extreme Cold/Wind Chill in BURKE, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of forty below to near fifty below zero were observed.

Extreme Cold/Wind Chill in WARD, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of forty below to near fifty below zero were observed.

Extreme Cold/Wind Chill in SHERIDAN, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of forty below to near fifty below zero were observed.

Extreme Cold/Wind Chill in WILLIAMS, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in MOUNTRAIL, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in MCLEAN, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in MCKENZIE, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in DUNN, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in MERCER, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in WELLS, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of forty below to near fifty below zero were observed.

Extreme Cold/Wind Chill in FOSTER, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of forty below to near fifty below zero were observed.

Extreme Cold/Wind Chill in DIVIDE, NORTH DAKOTA
From 20-JAN-13 09:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in OLIVER, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in MORTON, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in BURLEIGH, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in KIDDER, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in STUTSMAN, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in EMMONS, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in LOGAN, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in MCINTOSH, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in LA MOURE, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.

Extreme Cold/Wind Chill in DICKEY, NORTH DAKOTA
From 20-JAN-13 20:00:00 to 21-JAN-13 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of around forty below zero were observed.