Extreme cold could expose residents of several states to conditions like hypothermia and frostbite over the weekend.

After yesterday's wind and warmth, cold air is surging southward in what is expected to be our first major arctic outbreak of ...

Periods of wind, and lots of it. Then periods of snow but not much of it. Lastly, our focus turns to a cold weekend.

The National Weather Service had multiple states under winter weather advisories or winter storm warnings early on Friday.

Frigid air could reach as far south as Central Florida in the coming days, updated forecasts from the NWS suggest.

Nearly a dozen Montana fire departments have headed down to the Golden State to help fight wildfires in Los Angeles that have ...

Weather Alerts have expired for the Missoula and Flathead regions, but central Montana and northern Wyoming are bracing for ...

The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...

Some areas of the U.S. may see temperatures as low as -20 or -30 degrees early next week as arctic air from Siberia rolls in.

Dangerously cold weather will put much of the United States into a deep freeze over the weekend as temperatures are expected to plunge by up to 40 degrees behind an Arctic airmass.

After a busy day yesterday, high pressure builds in briefly today, leading to calmer winds, clearing skies, and plentiful ...

The coldest air of winter thus far will be in place for Martin Luther King Jr. holiday weekend with temperatures likely ...