The polar vortex is an ever-present ... that serve as warm indoor spaces are also available during cold weather. A map of all of the available locations can be found here. Chicago residents ...

The Old Farmers Almanac has predicted the last frost dates across the U.S. for 2025 -- and some in the Chicago area might be ...

More: Five maps that show how the jet stream affects ... Like the jet stream, the polar vortex spins around the earth from west to east. This is caused predominately by the Earth's rotation.

Despite temperatures increasing and the sun making more frequent appearances, the UK doesn't seem to have gotten rid of chilling conditions just yet, according to new weather maps. WXCHARTS maps ...

Several days with temperatures of 10-20 degrees below the historical average could be dangerous to plants and ruin outdoor ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...

A significant disruption to the polar vortex over far Northern Canada will keep the pattern’s influence locked in our neck of the woods like a houseguest overstaying their welcome. Even as the world ...

Scientists believe deadly Arctic winds were to blame for a series of savage storms that wreaked havoc in Britain over just a matter of days.

The polar vortex slid toward Europe in recent weeks, ushering in cooler temperatures to portions of Canada A significant disruption to the polar vortex over far Northern Canada will keep the ...

Devastating winter storms that led to deaths and power outages across the UK and Ireland were driven by an intense swirling vortex of winds miles above the Arctic, scientists have revealed.

"The large polar vortex disruption from the second week of March is playing a key role in next week’s eastern US cold snap," meteorologist Judah Cohen of Atmospheric and Environmental Research told ...