A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...
Millions of people across the U.S. will experience subzero or below-average temperatures in the coming days as a polar vortex ...
According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, ...
Extreme cold watches issued by NWS meteorologists are currently in place in parts of Colorado, Idaho, Indiana, Kansas, ...
Left: A temperature graph from Springfield, Missouri, on Nov. 11, 1911; Middle: The surface weather map taken the morning after the cold front on Nov. 12; Right: The nine tornadoes in the upper ...
Most of the United States is being assailed with extreme winter weather this week as Arctic air blasts south from Canada, ...