As millions of Americans hunker down for the winter storm, at least 23 states and Washington, D.C., have declared states of emergency.

A recent AccuWeather forecast indicates what conditions the country can expect this weekend.

Add Yahoo as a preferred source to see more of our stories on Google. A fierce winter storm swept into the West on Friday with freezing rain and snow, while a blast of polar air helped send ...

Forecast maps issued by the Climate Prediction Center (CPC) show what weather conditions the U.S. can expect over the November to January period. The CPC previously announced that La Niña conditions ...

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Add Yahoo as a preferred source to see more of our stories on Google. As millions of Americans hunker down for a massive winter storm sweeping the country, new maps are offering updated forecasts of ...