Winter storm warnings are in place in several states with heavy snow, freezing rain and dangerously cold temperatures ...
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 ...
A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...
Schools in several states announced closures ahead of a winter storm that is expected to bring snow, ice and sleet.