Forecasters warn that a split polar vortex is set to bring a 'large supply of cold air' to North America in mid-February as a ...

Most of the US will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send temperatures tumbling below freezing for most of the nation starting this ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the South.

A lobe of the polar vortex, a stormy ring that typically keeps ... such as Dallas and Atlanta, could be hit by more wintry weather in the week ahead. With the storm’s puzzle pieces still ...

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 ...

Jan. 18: A polar vortex is set to impact much of the US. Click here for the latest update ... forecasts for parts of the U.S. that may be hit hardest with snow and ice amid the impending winter ...

The polar vortex will send temperatures below freezing ... country and could be some of the longest-lasting Arctic air to hit the country in years, with temperatures that could feel like -40 ...

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, ...

The coldest weather of the season to date will be due to a phenomenon called a polar vortex, an upper-level jet ... Updated ago United Statescategory US Postal Service U-turn on China parcels ...

New forecast maps indicate that parts of the country are set to experience a reprieve from the icy temperatures that hit much of the United States during early January. The Arctic polar vortex has ...

The long-range data shows we may be done with a true Arctic air mass similar to what we experienced in January. But we ...

Brits could face several inches of snow in the coming days according to shocking new weather maps, with forecasters also ...