How extreme weather leaves a lasting mark on trees and shrubs POZNAŃ, Poland — In the Arctic’s harsh borderlands, where trees ...

The polar vortex has brought Arctic cold to the New York City area—and below-freezing wind chills are in the forecast for the ...

These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...

A brutal polar vortex is set to bury the Big Apple in snow Sunday and then deliver deadly single-digit temperatures that will ...

Most of the U.S. will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send ...

Temperatures on Wednesday are forecast to struggle to make it above 20 degrees. However, on Thursday, New York City residents ...

After being blanketed with snow Sunday, dangerously cold temperatures have made their way into central Pennsylvania with more ...

Snowfall totals in Queens on Sunday stuck to the low end of the range forecast late last week, though both the National ...

EXTREME COLD WARNING: For Northwestern Pocahontas County until 1PM ... wind chills are still stuck in the single digits. At least we’ll see more blue in the sky and plenty of sunshine this afternoon.

The NWS has issued storm and extreme cold warnings this weekend as powerful Arctic winds plunge temperatures nationwide.

New Jersey's temperatures are not expected to go above freezing for days. Here's what is predicted, and we compare it with NJ's coldest weather ever.

Temperatures in the North Carolina mountains are falling to nightly lows near zero, with wind chills near minus-20 degrees, ...