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.

Dangerous, bitter cold has settled into much of Colorado. It’s not in a big hurry to exit, but a warmer wind will help things ...

An extreme cold warning issued by the National Weather Service in Bismarck was in effect until 2 p.m. on Monday for all areas ...

Temperatures are expected to crash into record territory by early tomorrow morning. Double digit below zero air temperatures ...

Temperatures have been uncomfortably cold in Marshalltown. The National Weather Service (NWS) issued an extreme cold warning ...

Both Monday and Tuesday are non-attendance days for Chicago Public Schools students. Wind chills will be -15 to -30 Tuesday ...

Another week, another Arctic outbreak. A frigid air mass originating over the North Pole has marched southward and will remain anchored over much of eastern North America over the next few days — ...

Most cities in the region don't have snowplows. Louisiana had 400,000 pounds of salt ready to spread over roads and bridges in preparation for the icy conditions.

With temperatures dropping below zero this week, various locations are being set up as warming stations for those who need ...

The worst of the Arctic airmass that has plunged Denver and the Front Range into days of crushing cold temperatures is upon ...

All of the TV9 viewing area is under some kind of alert for dangerously cold wind chills, if precautions aren’t taken. The ...

Southern Colorado is under extreme cold warnings tonight that will expire at 11 am on Tuesday. Temperatures will be bitter ...