Climate scientists have long watched the jet stream with fascination and growing concern. These rivers of air racing across ...

One of the biggest clues on what’s to come for our forecast is watching our jet stream. This time of year, cold arctic air ...

Colder temperatures are expected to arrive by Thanksgiving, with highs in the low 40s and potentially dropping to the 30s ...

Tornadoes, winter storms and even hurricanes - chances are you've heard at least one of those phenomena mentioned in the same sentence with the jet stream. Here's a meteorology 101 rundown about what ...

The Arctic chill draining across the U.S. over the past several weeks will change course as we turn the page into February. January featured unusual jet stream dynamics across North America, a highly ...

The active December winter weather pattern fueled in part by La Niña, is expected to bring another round of fast-moving ...

NORFOLK, Va. — Have you ever wondered why some winters are mild while others bring freezing temperatures and snowstorms? One of the key players in these dramatic shifts is something called the polar ...