• A complex and large storm system continues to bring a variety of weather concerns to much of the central and eastern U.S. today. A wintery mix of snow, sleet and freezing rain will make for treacherous travel from the Upper Midwest to northern New England. Ice accumulations could be damaging in parts of Upstate New York to Maine. Meanwhile, heavy rain is possible in the Mid-South today.
• Today: Mostly cloudy. A 50 percent chance of light snow in the morning. Highs zero to 5 above. North winds 10 to 15 mph. Wind chill readings 15 below to 25 below zero.

• Tonight: Partly cloudy. Lows around 20 below. Northwest winds around 10 mph. Wind chill readings 25 below to 35 below zero.
• Monday: Mostly sunny. Highs around 5 below. Northwest winds 5 to 10 mph shifting to the southwest in the afternoon. Lowest wind chill readings 25 below to 35 below zero in the morning.
• Monday Night: Partly cloudy. Lows around 10 below. Temperature rising into the lower single digits after midnight. South winds 5 to 10 mph increasing to 10 to 20 mph after midnight. Wind chill readings 20 below to 30 below zero.
• Tuesday: Not as cold. Cloudy. Light snow likely...possibly mixed with sleet in the morning...then a chance of light snow in the afternoon. Highs in the lower 20s. Southwest winds 10 to 20 mph. Chance of precipitation 60 percent.
• Tuesday Night: Not as cold. Mostly cloudy. Lows around 15.
• Christmas Day: Mostly cloudy with a 20 percent chance of light snow. Highs in the lower 20s. Temperature steady or slowly falling in the afternoon.
• Wednesday Night And Thursday: Colder. Partly cloudy. Lows around 10 below. Highs zero to 5 above. Wind chill readings 15 below to 25 below zero.
• Thursday Night And Friday: Not as cold. Mostly cloudy. Lows around 5 below. Highs in the lower 20s.
• Friday Night: Not as cold. Mostly cloudy. Lows 10 to 15.
• Saturday: Partly sunny. Highs around 30.