Mason City, IL
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Historic winter storm: 235 million in path of dangerous snow, ice with first impacts in less than 24 hours
More than 235 million people across more than 40 states, from Arizona to Maine, are in the path of a potentially historic winter storm that's expected to extend over 2,000 miles and deliver crippling snow and ice, beginning Friday.
Polar vortex locks in over most of US, days of arctic temperatures ahead for millions through January
The displacement of the polar vortex over the eastern half of the U.S. will usher in days of Arctic cold through the end of January. Brutal, life-threatening wind chills have already taken hold across the Northern Plains, Upper Midwest and parts of the Ohio Valley and interior Northeast — the first of several arctic outbreaks.
Intense lake-effect snow returns as Arctic air grips Great Lakes with possible whiteout conditions this week
Hazardous lake-effect snowbands are expected to persist through Wednesday as Arctic air continues to pour over the warmer Great Lakes.
Arctic revenge: Bitter freezing temperatures to invade US as far south as Florida, plunging iguanas from trees
After a brief January thaw, winter will return with a vengeance for the rest of January across most of the eastern half of the U.S. with Arctic temperatures and rounds of snow