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

Despite being notorious for bringing brutal cold and dangerous wind chills, the polar vortex has a surprising upside.

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

Bitterly cold temperatures have hit the Greater Toronto Area, and while there's a brief reprieve on Wednesday, the chilly ...

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

Ben Gelber, a meteorologist for NBC4 in Columbus, Ohio, and a Pocono native, said the polar vortex is a large, circular pool ...

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 ...

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An extreme polar vortex moving from the Arctic across North America is expected to arrive in Quebec by Friday and persist ...