The reappearance of the polar vortex means the return of frigid air and a little snow at times in the Chicago area towards the end of the week.
A weak storm can bring a bit of snow on Friday, with the best chance for accumulating snow at night.
The coldest air in the outbreak will move in starting on Wednesday.
High temperatures most days will be in the teens Tuesday through Friday. Nighttime lows most nights will be within a few degrees of zero. During the coldest nights, Tuesday night and Thursday night, temperatures may drop well below zero.
Brisk winds will result in AccuWeather.com RealFeel® temperatures dipping well below zero at times.
The cold wave will release its grip a little by Saturday with lighter winds. Temperatures may reach the 20-degree mark.
Tune in to AccuWeather Live Midday every weekday at noon EST. We will be talking about the return of cold air in the Midwest and East, as well as more storms and the potential for rain in California.
Thousands of people across New England may be dining in the dark this Thanksgiving.
After a few dry days, northeastern Argentina and Uruguay could be facing flooding problems for the weekend.
Icy roads will threaten travel in the Northeast this weekend while snow and rain will disrupt travel in the West.
Areas of snow and ice will create slippery travel for some northern states on Black Friday, while the weather will cooperate for shoppers over most of nation.
Many of the passengers on a plane that was stuck on a runway in Igarka, Russia, pushed it free so they could take off on Tuesday.
As millions traveled across the United States for Thanksgiving holiday celebrations, a midweek snowstorm dropped lush snow on roadways and power lines.
Second heavy snowfall in three days hits the region with 12 inches on the ground in NJ; 14 inches in NY; greatest November snow in New England since 1898.
Nation devastated by terrible floods -- 400 people killed.
O'Fallon, MD (1990)
Strong downburst from a thunderstorm caused an apartment to collapse, injuring 25 people.