Since we are deep into Arctic air, the snow will be slowing down, for at least one week. As the somewhat warmer air shifts back into Michigan though, the storm track will become active again. Here are the main points of my morning weather update.

After mostly thawing out, another Arctic blast is on the way. Temperatures will drop over the weekend with more single-digit wind chills.

The Impact Week continues as arctic cold grips the Susquehanna Valley, with record-breaking low temperatures possible.

Earlier research has shown that the Arctic is warming significantly faster than the rest of the planet, leading to reductions in ice cover as well as the weather changes mentioned here.

An exploding tree claim has gone viral as the U.S. brace for an Arctic blast that will send temperatures plunging, triggering a massive and long-lasting winter storm.

A conveyor belt of ocean water that loops the planet and regulates global temperatures could be heading for a tipping point.

Arctic air is set to plunge temperatures across the country, and impacts on Houston will be felt this weekend with cold rain and possible ice pellets, freezing rain or areas of wet snow. Here's what we know.

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,

There are strong upper-level winds rotating around the North Pole that normally keep all cold air contained, but in the winter, the winds weaken, and storms are able to send blasts of cold air directly from the Arctic south into the United States.

A population of bears in Norway’s Arctic is confounding scientists’ expectations, getting fatter and healthier even as the sea ice melts rapidly.