Forecasters are warning that the breakdown of the polar vortex high above the Arctic will not bring relief from winter, but ...

The west half of the country, including the Midwest, will start to warm up. But that won't be the case for the East Coast. Here's the forecast.

A storm riding the edge of incoming polar air could bring the D.C. region a meaningful snowfall Sunday, but the exact track will determine whether the region sees a decent storm or misses out entirely ...

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States ...

What is the polar vortex? This article explains what a polar vortex is in simple terms, how it influences winter weather in ...

"Potentially hundreds of thousands of people may go without electricity and heat for days, one meteorologist said ...

Much below normal temperatures should persist across the eastern U.S. into early February before moderating slightly.

After this weekend's snow storm moves out, cold Arctic air will move in.

WHAT’S HAPPENING TODAY: Good afternoon and happy Tuesday, readers! Temperatures in Washington D.C. are nearing 40°F today 😎☀️ – after a frigid couple weeks it feels like we could break out the shorts ...

A severe winter storm that brought freezing rain, sleet and snow to a large part of the U.S. was intensified by the polar vortex and warm ocean.

The west half of the country, including the Midwest, will start to warm up. But that won't be the case for the East Coast. Here's the forecast.