‘Once in a lifetime’ snow hits parts of the U.S. South
A winter storm sweeping through the U.S. South on Tuesday was dumping snow at levels millions of residents haven’t seen ...
A powerful Polar Vortex in the stratosphere brings frigid temperatures to US
The polar vortex's blast of Arctic air from Canada brought the season's coldest weather to the majority of U.S. The vortex is ...
Colorado Public Radio23h
With a final sub-zero blast, polar vortex on its way out of Colorado
Still, several Colorado school districts will start late on Tuesday as the state waits out the last of subzero temperatures.