Here’s the wind chill chart. Notice the four shadings, indicating how long it will take for frostbite. When we get to wind ...

"Bitter cold could linger through the end of the month," the Weather Prediction Center said in an update on Monday.

Major cities across the Northeast and Midwest are facing temperatures 10-20 degrees below average, according to forecasters.

A chilling polar vortex is set to bring snow and ice to the South and East this week. We show where.

You don't have to live in the U.S. Midwest to have heard about the polar vortex, but if you do you've no doubt felt its effects. Frigid temperatures are swallowing up many states thanks to a mass of ...

Similarly, wind chill temperatures measure how cold people and animals feel when outside, measuring the rate of heat loss from exposed skin caused by wind and cold. As wind strengthens, it draws heat ...