The polar vortex could be reversing in a sudden stratospheric warming event, with the potential to send Arctic air and storms to the central and eastern U.S.

The polar vortex could bring a cold blast to millions across America in ... which results in waves of frigid Arctic air being ushered southward across North America, Europe, and Asia, AccuWeather ...

Icy winds from the Arctic are bringing yet another spell of freezing weather to Scotland due to a phenomenon known as a polar vortex collapse, which is keeping more spring weather at bay.

Britain could be plunged into cold snap this month thanks to a blast of chilly Arctic air ... A spokesperson said: "The stratosphere polar vortex is now weakening rapidly. Over the last few ...

The new year ushered in an Arctic blast that has only recently let up. This extreme plunge in temperature is referred to as a ...

The polar vortex, a mass of freezing air that encircles the Earth's poles, plays a crucial role in winter weather patterns. When it weakens, it can destabilise the jet streams, allowing icy Arctic air ...

The polar vortex is a large mass of cold air that ... Coulson says it’s possible that Ottawa will get the occasional blast of Arctic air before winter fully loosens its grip.

AccuWeather long-range forecasters are warning that a significant shift in the weather pattern could bring a blast of frigid ...

The polar vortex is a large mass of cold air that sits over the ... Coulson says it’s possible that Ottawa will get the occasional blast of Arctic air before winter fully loosens its grip. “We could ...

Brits are set for a -5C Arctic blast with snow falling at two inches per hour due to a rare polar vortex. There is no end yet to the wintry weather as after a milder start to March the ...

Such events can cause the polar vortex to destabilise, allowing the frigid air normally confined to the Arctic to spread further ... map shows 22C Iberian heat blast to hit in days - see your ...

The polar vortex is a large area of cold air around the Earth's poles. The phenomenon causes jet stream weakening and can usher in Arctic air towards the south. Such occurrences are associated ...