The Current Temperature map shows the current temperatures color ... In most of the world (except for the United States, Jamaica, and a few other countries), the degree Celsius scale is used ...

The second in a parade of powerful winter storms this week is bringing a swath of high-impact winter weather from the Plains ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of the arctic blast.

Forecasters warn that a split polar vortex is set to bring a 'large supply of cold air' to North America in mid-February as a ...

A procession of winter storms is forecast to bring snow, sleet, ice and potentially flood-inducing rain to sprawling bands of the U.S. this week.