As millions of Americans hunker down for the winter storm, 19 states and Washington, D.C., have declared states of emergency.

This index, from NOAA's National Weather Service, attempts to scale the impacts from winter weather, taking into account ...

Forecasters say over half the U.S. population could be affected by snow, ice or bitter cold as a winter storm sweeps across ...

Track the winter storm as it's forecasted to bring heavy snow and extremely cold weather to the U.S., reaching millions from ...

Heavy snow, ice and brutal cold are expected to make this winter storm a potentially life-threatening weather event, ...

See these maps for a quick look at the snow, ice and freezing rain forecast through Jan. 26 across the U.S.

Cold Weather Advisory: Wind chills drop below the teens in Alabama's weather forecast Monday ...

A major winter storm is set to spread heavy snow and damaging ice across a large portion of the United States over the coming days. Dangerously cold temperatures will only worsen the storm and ...