Myriad winter weather alerts and warnings remained in place across the U.S. on Tuesday as multiple states battled storms.

This is the map ... on weather are monitored daily from satellite images. The Antarctic ozone hole is mapped from weather satellite data. Collectively, weather satellites flown by the U.S ...

A winter storm is bringing snow and ice across the U.S as a map shows several states continuing to see snow ... It also is a ...

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, ...

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