A surge of historically cold arctic air settled over southern WI. Windy conditions and low temperatures in the -20s to -30s Fahrenheit resulted in wind chill temperatures of 35 below to 55 below zero for much of this period. High temperatures did not warm above 10 below zero for most locations on January 30th. Widespread government, school, and business closings were common on January 30-31st. The United States Postal Service suspended mail delivery on January 29-30th. Many water main breaks occurred especially in Madison and Milwaukee. Power outages occurred over portions of Milwaukee, Waukesha, Racine, and Kenosha Counties as power lines constricted and snapped in the extreme cold. A man was found frozen in his garage in Milwaukee and had collapsed after shoveling snow. Another man was found frozen in the snow in Cudahy and died from hypothermia.

Extreme Cold/Wind Chill in WAUKESHA, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in MILWAUKEE, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero. A man was found frozen in a detached garage in Milwaukee on January 29th. He likely collapsed and died after shoveling snow. A man was found frozen in the snow on January 31st. He was not dressed appropriately and died from hypothermia.

Extreme Cold/Wind Chill in SAUK, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in WASHINGTON, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in WALWORTH, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in ROCK, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in SHEBOYGAN, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in FOND DU LAC, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in IOWA, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in GREEN, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in JEFFERSON, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in GREEN LAKE, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in KENOSHA, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in LAFAYETTE, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in DANE, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in COLUMBIA, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in DODGE, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in MARQUETTE, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in OZAUKEE, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.

Extreme Cold/Wind Chill in RACINE, WISCONSIN
From 29-JAN-19 18:00:00 to 31-JAN-19 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill temperatures of 35 below to 55 below zero.