The polar vortex of ultra-cold air usually spins around ... School closings were widespread, with districts in Indiana, Virginia, Kentucky, Missouri and Kansas canceling or delaying the start ...

A massive storm developing today is set to bring life-threatening tornadoes and potentially historic floods in what could be ...

Dozens of US states will endure the lowest temperatures they have felt in years as a polar vortex brings 'life-threatening' cold next week The National Weather Service (NWS) said that much of the ...

Fort Wayne faces wind gusts, temperature swings, and a storm threat this Good Friday. Here's what to expect heading into Easter weekend.

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

Don't put away those winter coats just yet. An April cold snap is forecast for much of the eastern half of the U.S. early next week, forecasters said, with freezes likely across portions of the ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation shows the vortex also moved away from the Arctic towards Europe.

The Polar Vortex in the upper atmosphere has disintegrated after the intense warming of the stratosphere in mid-March. Currently, its remains are traveling eastward across Canada to the United States.

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 ...

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 ...

Researchers from the University of Leeds have found there was an extremely strong stratospheric polar vortex (SPV) – a large spinning mass of cold air in the stratosphere around 15 miles above ...