The D.C. area continues to face frigid temperatures this week as a cold spell stretches over the region and most of the southern East Coast. Here’s what you need to know. Overnight temperatures ...

The system, known as a polar vortex, is forecast to bring subzero temperatures to the Midwest, Mid-Atlantic and deep into the South. And it looks as if we may get more arctic blasts in the coming ...

Victoria has been at the Highland Wildlife Park since 2015 Victoria is the oldest of four polar bears kept at the Highland Wildlife Park in the Cairngorms National Park. At the grand old age of 28 ...

Victoria is the oldest of four polar bears kept at the Highland Wildlife Park in the Cairngorms National Park. At the grand old age of 28 her keepers say she has reached the stage in her life when ...

A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar vortex invades the nation and sends temperatures tumbling to levels not ...

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, about 10 to 30 miles above the North Pole, during the winter season.

A polar vortex will plunge the GTA into a deep freeze until Wednesday, Environment Canada says. "Be prepared for very cold conditions. Temperatures may be colder than those that have been seen the ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

A mass of cold air from the Arctic – known as a polar vortex – is what’s chilling Quebec, including Montreal, until Wednesday. Environment and Climate Change Canada saying it will be the coldest we’ve ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar vortex invades the nation and sends temperatures tumbling to levels not seen ...

In addition to the white stuff, Waterloo Region is about to get hit with the worst polar vortex seen in Ontario in over a decade, with the Weather Network predicting parts of southern Ontario will ...