A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by treacherous conditions.
Extreme cold could expose residents of several states to conditions like hypothermia and frostbite over the weekend.
A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of the arctic blast.
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Map Shows 8 States That Could Have 75 mph Wind Gusts Amid FloodingAmid this year's holiday season travel, a Saturday AccuWeather forecast map shows which states could have 75 miles per hour wind gusts amid ... of the Southeastern United States, with AccuWeather ...
A lobe of the polar vortex will arrive in the United States this weekend, bringing the lowest temperatures in years and snow and ice to the East and Deep South.
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