Christmas Arctic Blast Will Plunge U.S. Into Deep Freeze Nightmare
Large sections of the U.S. will need to bundle up with lots of layers for warmth in the coming days, as an "Arctic blast" of freezing temperatures is heading south from Canada.
The NASA Earth Observatory's image of the day shows the frigid weather forecast across the country for December 23. Many states are colored nearly entirely in dark blue, indicating the temperatures there will be between 15 and 25 degrees Celsius (27-45 degrees Fahrenheit) lower than average for this time of year.
Winter storm Elliott is set to unleash...