According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, ...
Millions of people across the U.S. will experience subzero or below-average temperatures in the coming days as a polar vortex coming from Siberia will usher in a new cold front ... according to the ...
A forecast map from the National Weather Service (NWS ... likely experience below-average temperatures, with a strong cold front ushering in "a dangerously cold Arctic air mass east of the ...
A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...