Similarly, wind chill temperatures measure how cold people and animals feel when outside, measuring the rate of heat loss ...

As a winter storm approaches Western North Carolina and other regions, here's what to know about deciphering forecaster terms ...

A collapse in the polar vortex is letting Artic air come here. What that means, and why it happens.

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

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

When the polar vortex breaks, Artic air come south. Here's what to know right now.

After this weekend's snow storm moves out, cold Arctic air will move in.

A severe winter storm that brought freezing rain, sleet and snow to a large part of the U.S. was intensified by the polar ...

The annual polar plunge fundraiser hosted by the Chicago Polar Bear Club scheduled for Friday was canceled in anticipation of ...

A severe winter storm that brought crippling freezing rain, sleet and snow to a large part of the U.S. in late January 2026 left a mess in states from New Mexico to New England. Hundreds of thousands ...

Strong winds, frigid temperatures, and snowfall moved across several states during the course of the last few days, and for many, this latest storm marked the first impactful snow of the season.