Polar Vortex, Arctic blast

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...
A historic winter storm is poised to produce potentially record-breaking snows from coastal Texas to northern Florida late ...
A series of disturbances in the atmosphere is sending the polar vortex south (again) next week with a burst of even colder ...
These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
A series of cold fronts the last few weeks has kept Florida downright chilly, as another winter storm starts to take aim this ...
An arctic air mass settled over New York City and much of the country Sunday evening, bringing a deep freeze and the chance ...
With severely cold temperatures forecasted in York County this week, utility companies are advising customers to take safety ...
Several businesses and organizations have announced closings and cancellations ahead of the extremely cold temperatures.