A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...

The next winter storm will move into Colorado on Friday and bring snow back to the Denver area, according to NWS forecasters.

A potent cold front will enter the north-central U.S. before roaring across much of the rest of the nation over the weekend.

Bitterly cold air that originated in Siberia will arrive in the U.S. in the coming days, resulting in dangerously cold wind ...

The coldest air of the season will descend across the U.S. this weekend and early next week, bringing subzero wind chills ...

Temperatures will plummet by up to 40 degrees this weekend as an arctic blast spreads across much of the U.S., including the ...

Temperatures in Northern Michigan are expected to plunge into the single digits by the start of the week, with wind chills as low as minus 25 degrees.

Snow and winds are likely to trigger flight cancellations and cause headaches for people traveling to DC for Inauguration Day ...

Scattered snow showers will dust Colorado’s mountains Sunday and Monday as strong wind gusts blow across the Eastern Plains, according to the National Weather Service. Less than an inch of snow ...

A total of 1,339 flights were canceled, and 606 flights were delayed, as of 6:45 a.m. ET, according to flight-tracking ...

As of Monday, flood advisories were still in place throughout the Southeast as elevated river levels and run-off still posed a danger in some areas, according to the National Weather Service.

"The warmth peaks Thursday and Friday before we go back into the deep freeze this weekend," the National Weather Service says ...