Arctic air is settling in behind a departing winter storm, bringing dangerously cold temperatures through much of the week. A Cold Weather Advisory will be in effect during the overnight hours .

The correlation between Arctic wildfires and abnormal snow cover under global warming is of growing concern. A comprehensive quantitative assessment by researchers at The Hong Kong Polytechnic University (PolyU) has shown that increasingly frequent seasonal wildland fires across the Arctic in recent years have delayed snow cover formation by at least five days and could lead to a future 18-day reduction of snow cover duration,

GREENVILLE, S.C. (FOX Carolina) - A dramatic shift arrives Sunday. An Arctic cold front sweeps through Sunday, plunging the region into some of the coldest air we’ve seen all season. Here’s where things get serious. A strong arctic cold front sweeps ...

As a wintry blast sweeps the east and the first snow hits the Midwest, millions are waking up to arctic temperatures. Rob Reiner's Daughter Tracy Speaks Out After His & Michele's Deaths

Already recognized for its excellence and even adopted for operational weather forecasting, the European Space Agency's Arctic Weather Satellite has now fulfilled its most important role. This small prototype mission has succeeded in paving the way for a new constellation of similar satellites,

Editor's Note: Our latest weather story for Wednesday, Dec. 11 can be found here. Our original story continues below. Noticeably cooler weather moves into the Chicago area Tuesday, followed by a blast of Arctic air and wind chills as low as -20 degrees.