The Upper Midwest and Northern Plains have been hit by Canada's freezing temperatures. On Thursday, Dec. 4, wind chills ...

Temperatures across Iowa are forecast to plunge to the coldest in the Lower 48, dipping well below zero as a surge of Arctic ...

Temperatures across Michigan are forecast to plunge to the some of the coldest in the U.S., dipping well below zero in place ...

SEATTLE — The jet stream is a high-altitude stream of wind that helps drive our weather. It's also fast, and right now is super fast. If you're aboard an airliner at say 35,000 feet, you could find ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — The jet stream is a region ...

On Monday night, the river of air 35,000 feet above the New York City area, known as the jet stream, clocked in at a blazing 231 mph. This is the fastest jet stream on record since 1957 for the ...