CNN STUDENT NEWS is happy to have you watching this Wednesday. I`m Carl Azuz at the CNN Center.
Our first story this December 14th -- baby, it`s cold outside. Two-thirds of the United States, the eastern two-thirds, are seeing record-breaking winter temperatures. Some places have recorded their coldest December day ever. What means, this could be one of America`s coldest winters in years.
From North Dakota to Massachusetts, wind chill temperatures, what the cold feels like when the wind hits you, were expected to be between negative 10 and negative 35 degrees Fahrenheit. That can cause frost bite within minutes on uncovered skin.
This latest Arctic blast follows a winter storm that struck last week, forcing thousands of airline flight cancellations in the Midwest and it was still coating New England with snow last night. And as this week goes on, U.S. temperatures are expected to get lower. How is this happening?
From the Gulf of Alaska in the Northern Pacific, a strong cold front blew southeast into the country and started frosting its way across America.
When a storm pattern like this hit the U.S. in 2014, meteorologists and the media were using the term "Polar Vortex". What exactly is that?