The United States is expecting another hit by the polar vortex starting this weekend. Here's what's expected in South ...

We may have some warmer days ahead, but beware the dip to come in Western North Carolina. Here's how the polar vortex will ...

This year’s ozone hole over Antarctica has turned out to be one of the smallest seen in decades, with new measurements from ...

Just days into summer, Tasmania is battling bushfires and their presence can be linked back to a rare spike in temperatures ...

Cold temperatures are set to continue into the weekend, but New England will feel another icy blast of Arctic air Sunday ...

The coldest air of the early winter season is blasting the eastern U.S. on Monday, with single-digit temperatures with ...

The northern U.S. is bracing for bone-chilling cold as a weakened polar vortex pushes Arctic air south. How cold will ...

A fresh shot of Arctic air could bring the coldest air of the season for many this week, according to AccuWeather ...

The coldest air of the early winter season is blasting the eastern U.S. Monday with single-digit temperatures with the wind ...

"Arctic air will bring near record cold temperatures and dangerous wind chills," the National Weather Service said.

The northern U.S. is bracing for bone-chilling cold as a weakened polar vortex pushes Arctic air south. How cold will temps ...