Red zones are predicted in New York, Kansas and Virginia as a winter storm continues to grow in the United States.

The event could cause extreme winter weather and disrupt travel across the US and Canada - will it make it across the pond?

The Met Office has revealed that Britain's sunny spell is likely to end, with temperatures plummeting across the country.

A National Weather Service map shows what is forecast to be the coldest polar vortex in the US this winter (Picture: National Weather Service) The tenth and coldest polar vortex of the season is ...

A polar vortex collapse is set to bring freezing cold temperatures and travel chaos to large parts of the US and Canada in ...

Some of the coldest temperatures are expected in Montana, and avalanche warnings have been issued in Utah, Colorado and Washington.

After zooming I on the map, it didn't appear that anything was ... Having never felt the energy of a vortex before, it was time to leave the lake and head up the mountain to a small neighborhood ...

A dangerous Arctic blast that has brought wicked winter storms and dangerously low temperatures to much of the US has killed at ... A polar vortex is expected to grip the Rockies and the northern ...

A polar vortex collapse is an event that occurs when the layer between 10km and 50km above Earth’s surface warms up to 50 ...

Such events can cause the polar vortex to destabilise ... The effects were even more pronounced in the USA and Canada, where winter storms led to fatalities and significant flight disruption.

Forecasters are now 'confident' of a sudden change in the weather developing this month - meaning a return to snow, ice and ...

The Met Office forecasts 'much colder' conditions ahead of an expected polar vortex collapse which could bring more severe ...