Weather analysts are divided over the polar vortex’s influence on weather and what that means for the rest of this year’s winter. The polar vortex is an area of low pressure and cold air that ...

What the polar vortex is and isn’t. The polar vortex, as explained by the National Weather Service, is a large area of low pressure and cold air that encircles the Earth’s poles. Even though ...

A powerful polar vortex is set to bring dangerously cold temperatures to the US, with the Northern and Central Plains facing extreme wind chills. Meteorologists warn that the frigid air will linger ...

Every U.S. state but Hawaii, California and Florida have some or all parts forecast to have a good chance of windchills of 20 degrees or below sometime next week, the National Weather Service ...