A rare polar vortex event could push Arctic air far south this winter, potentially exposing 250 million Americans across 40 ...

More than 20 states are under a Winter Storm Warning as forecasts include up to 60 inches of snow and a 63° plunge.

On Sunday, the NWS issued a winter storm warning for parts of the country and even a blizzard warning for parts of Minnesota ...

The National Weather Service uses Cold Weather Alerts to delineate the degrees of danger associated with cold temperatures.

A "bomb cyclone" is intensifying severe winter weather for millions of people across the U.S. The system is expected to knock ...

Parts of North Dakota, West Virginia and Virginia are under extreme cold warnings as a surge of Arctic air hits this weekend. Meanwhile, areas in South Carolina and North Carolina are under extreme ...

Another outbreak of arctic of bitter air is targeting dozens of states across the country this weekend, with plummeting ...

Dangerous cold is the big story all weekend as the Twin Cities awoke Saturday to subzero temperatures. Wind chills peak near minus 20 degrees Saturday afternoon. Frostbite can set in on exposed skin ...

The NWS said hazardous conditions could stretch from Montana east to Maine, and from Texas north to Pennsylvania, US News, ...

Minnesota is bracing for one of its coldest weekends of the season as temperatures fall below zero and wind chills fall to dangerous levels across the state. The cold snap follows 16 consecutive days ...

Another outbreak of bitter arctic air is targeting dozens of states across the country this weekend, with plummeting temperatures and wind chill values causing dangerous cold for more than 200 million ...

A strengthening bomb cyclone is barreling across the northern United States, unleashing severe winter weather in the Midwest ...