Maps show snow storm forecast as parts of U.S. brace for winter weather
A procession of winter storms is forecast to bring snow, sleet, ice and potentially flood-inducing rain to sprawling bands of the U.S. this week.
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36 Hour Surface Forecast
The 36 hour Surface Analysis map shows current weather conditions ... with its use finally spreading to the United States during World War II. Surface weather analyses have special symbols ...
Polar vortex maps show where arctic blast is set to freeze the U.S. as far as the Deep South
A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of the arctic blast.