It's all thanks to a weather pattern called the "Siberian Express". As the name implies, the Siberian Express refers to air masses that start in northern Russia and end up in the Lower 48, driving ...

A big pattern change is on the way for the United States with a blast of Arctic air set to bring a first taste of winter to ...

Cold air will expand across the eastern half of the nation into early week, AccuWeather forecasters warn, ending the growing ...

A widespread swath of the country, from the northern Rockies to the East Coast, is bracing for a blast of Arctic air that will send temperatures plummeting this week and dropping even further as ...

The polar jet stream will take a deep dive across the eastern U.S. spilling widespread cooler-than-normal temperatures for ...

A blast of Arctic air is poised to spill into the eastern United States this weekend, sending temperatures plunging well ...

As if Thanksgiving wasn't chilly enough, the coldest air of the season so far is forecast to spread across the Northeast and beyond this week. As temperatures plunge nationwide, more rounds of snow ...

Two cold fronts are expected to hit Florida in the early days of 2025, after the new year arrives Wednesday with above-normal temperatures. Temperatures are forecast to be around freezing later this ...

This is an archived article and the information in the article may be outdated.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. Enjoy today and Friday, because the bottom ...

An arctic air mass is set to sweep across Tennessee, bringing "dangerously cold" temperatures to the state. Below-freezing temps could mean melting snow could refreeze, causing hazardous road ...

The brisk cold air we’ve been feeling lately is going to remain with us much of the week as a polar air mass that blew in over the weekend hangs tight over New England. You’ll often hear a lot about ...