The polar vortex will soon elongate over North America with a dangerous ... that we have seen across North America since 2014 is on the way. An Arctic air mass from Siberia will plunge south ...

It is crazy to believe it got that far south," he said. As the jet stream swung south, it brought with it an extremely cold air mass from the Arctic. This cold air mass then hit the unusually warm ...

The mass of Arctic air blanketing much of eastern North America arrived as expected Sunday, though the temperature in Ottawa remained a few degrees above what was predicted, said Peter Kimball ...

According to the Weather Network, it is extremely unusual to see so much of North America plunged into such ... Sunday and Monday will be the coldest air of the season for much of Quebec.

"North America is going to be dominated by a really cold air mass and a high-pressure air system coming across the North Pole from Siberia," meteorologist Bill Goodman said. "It looks like the ...

BBC forecaster Helen Willetts explains the Artic freeze sinking across North America Dangerously ... The freezing air mass is currently affecting parts of Canada and much of the central and ...

"They've already demonstrated the recklessness that leads us to say they are plainly not ruling out mass casualty attacks ... the campaign would extend to North America as well." ...

The city has been experiencing a prolonged period of above-average temperatures due to south and westerly winds, and a generally warmer air mass ... have seen across North America since 2014 ...

Brazil’s São Paulo - Campinas Viracopos International Airport (VCP), located just 45 minutes from São Paulo, serves as a strategic hub for Latin America ... capacity for mass growth, the ...

A tropical plume sweeping into frozen America threatens an eruption of violent thunderstorms, tornadoes and ‘snow squalls’.

“I will direct our military to begin construction of the great Iron Dome missile defence shield, which will be made all in ...

Meanwhile, well below average snowfall has been common much farther north, such as in North Dakota ... with around 251 inches. Arctic air masses have commonly crossed record-warm waters of ...