Over the next 10 days, scientists say, changes in the stratosphere will upend weather patterns and set the stage for a cold, snowy December across parts of the Northern Hemisphere.

Thanksgiving is a week away and the weather has the potential to disrupt travel for the tens of millions visiting family and friends.

Chicago is facing a dangerous lake-effect snow event overnight Sunday into Monday morning. A narrow, but extremely intense ...

More than 25 million people are under the threat of severe storms Monday from Dallas to Sioux Falls, South Dakota. “Multiple strong/potentially long-track tornadoes, very large to giant hail, and ...

Accurately predicting the weather is hard — really hard, but a new AI-powered forecast model just hit a milestone that has experts saying your forecast could soon get more accurate, and further out, ...

After the the Northeast was hammered by frigid rain or snow on Thanksgiving, a bitter blast of Arctic air is set to envelop much of the country by the time travelers head home this weekend. In New ...

A strong Pacific storm is bringing soaking rain to Southern California and raising the risk of life-threatening flooding, mudslides and debris flows, especially near burn scars in the Los Angeles area ...