During winter in the Northern Hemisphere, the polar vortex can often expand and send cold air south, often referred to as an ...

Wind chills as low as 30 degrees below zero are in the forecast for parts of New England and the interior Northeast.

As another winter storm hits South Carolina and other regions, here's what to know about deciphering forecaster terms.

Windchill temperatures as low as minus 30 degrees are a risk to life, forecasters said.

Add Yahoo as a preferred source to see more of our stories on Google. A winter storm is headed for North Carolina; do you know how to decipher winter weather forecasts? While just about everyone knows ...

This winter’s harsh run is intensifying, with some of the coldest air so far this season plunging into New Hampshire.

Bitter cold temperatures are expected to continue throughout the week in Chicago, with wind chills plunging to minus 20, the National Weather Service said. A cold weather advisory is in effect until ...

This winter’s harsh run in the East is intensifying, with some of the coldest air so far this season plunging into Vermont this weekend.

During winter in the Northern Hemisphere, the polar vortex can often expand and send cold air south, often referred to as an ...

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