We are looking towards next week at the possibility of Arctic air moving southward and the possibility of freezing temperatures in the Coastal Bend. One of the potential factors that could play a key ...

A disruption in the polar vortex centered over the North Pole will allow for areas of bitterly cold air to escape the Arctic region and move into the U.S. Under stable conditions, arctic air usually ...

The Arctic is changing rapidly, and scientists have uncovered a powerful mix of natural and human-driven processes fueling that change. Cracks in sea ice release heat and pollutants that form clouds ...

The northern U.S. is bracing for bone-chilling cold as a weakened polar vortex pushes Arctic air south. The planet's most extreme cold air will be barreling into the central and eastern United States ...