A polar vortex full of freezing air from Canada is about to bring a massive chill to millions across 30 states throughout ...

Cold temperatures are expected to last through the end of the month — and forecasters say that there's a potential for snow ...

Additional rounds of snow set to hit through the weekend, as much of Ontario digs out from this week's major winter storm ...

The press secretary is disqualifying a veteran reporter from sitting in a press room that the administration has opened to ...

How does Friday's forecast compare to other years? The forecasted high is above average for this time of year. The 30-year average maximum temperature for Jan. 16 is 31 degrees. T ...

Ben Gelber, a meteorologist for NBC4 in Columbus, Ohio, and a Pocono native, said the polar vortex is a large, circular pool of the coldest air in North America that typically hovers high in the ...

In the coming weeks, cold air will continue for parts of the U.S. thanks to the influence of the polar vortex.

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

The polar vortex is bringing bitter cold and snow to NJ this weekend. Here's the weather forecast, from timing to how much ...

Some models are showing a low possibility of some snow in some parts of Florida over the Martin Luther King Jr. holiday ...

Expect a high of 34 degrees that feels more like 20, with an overnight low of 26 degrees on Jan. 16. Forecasters predict ...