Media Summary: Parts of the U.S. are dealing with historic low temperatures. In Chicago, it hit a record -23 degrees. CBS Chicago meteorologist ... What causes large outbreaks of arctic air in the United States? It's called the Several rounds of bitter cold are expected across the eastern U.S. through early March. A

How Long Will This Polar Vortex Last - Detailed Analysis & Overview

Parts of the U.S. are dealing with historic low temperatures. In Chicago, it hit a record -23 degrees. CBS Chicago meteorologist ... What causes large outbreaks of arctic air in the United States? It's called the Several rounds of bitter cold are expected across the eastern U.S. through early March. A Behind the historic winter storm that blasted 40 states this weekend, a dome of Arctic air associated with the Winter is here to stay across the Eastern U.S. with more frequent The storm arriving late this week and into the weekend is shaping up to be a "widespread potentially catastrophic event from ...

Current forecast models show the circulation of the North America continues to be blasted by a freak FRIGID FEBRUARY : The second month of the year is set to be another cold one, as the FOX Weather temperature outlook ...

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