As U.S. shivered through polar vortex, one state was unusually warm
Ranked dead last, or perhaps not mentioned at all, would probably be the only state that sits partly within the Arctic Circle ...
Winter weather brings winter storm warnings, polar vortex from Texas to Maine
A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...
Polar vortex set to envelop much of US in freezing temperatures
A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into ...
Climate graphic of the week: Wild January weather assails the US
The wild January weather across the US is expected to continue this week with forecasts for heavy rain in southern states, after a surge of Arctic air that spilled southward and delivered rare record ...
Polar vortex to blast 30 states with life-threatening cold: 'Be prepared'
Most of the U.S. will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send ...