Officially, the temperature in Madison was 11 below at 5:53 a.m. and the high Tuesday was expected to reach only 2.

On Tuesday at 2:59 p.m. the National Weather Service issued an updated cold weather advisory in effect until Wednesday at midnight. The advisory is for the Madison Area as well

The Extreme Cold Warning is in effect until noon. Wind chills will remain below zero until Wednesday afternoon.

The National Weather Service has issued an Extreme Cold Warning for all of southern Wisconsin until Noon on January 21. Dangerous wind

The advisory is in effect for most counties 3 a.m. Sunday until 9 p.m. Monday. It begins for several others, including Milwaukee, at 9 p.m. Sunday.

On Tuesday at 9:21 a.m. the National Weather Service issued an updated extreme cold warning in effect until noon. The warning is for Milwaukee, Racine and Kenosha counties.

Light snow is looking more likely for Wednesday. Most of the snow is expected after the morning commute, but there may be a few slick spots early.

A weather alert was issued by the National Weather Service on Wednesday at 9:06 p.m. for snow until 11 p.m. The alert is for Waukesha, Milwaukee, Rock, Walworth, Racine and

While many Wisconsin schools — including Madison College and the Madison Metropolitan School District — have already announced Tuesday closures due to the extreme cold, the University of Wisconsin-Madison is planning to "operate normally.

Wisconsin continues to see freezing temperatures this week. Here's how NWS meteorologists calculate wind chill.

As wind chills hit dangerous levels, the decision to close schools becomes critical. Kevin Wagner, a lead meteorologist with the National Weather Service, explains how those decisions are made.

Very cold air will be moving in this weekend into next week. A cold weather advisory has been issued for southeast Wisconsin.