• Much colder air is expected in the northern Plains on Sunday with temperatures expected to be 10 to 30 degrees below normal. A large portion of North Dakota, South Dakota and Minnesota will be below zero Sunday morning. Some locations will have air temperatures between -20F and -30F with wind chills ranging from -30F to -45F.
• Today: Much colder. Mostly cloudy early in the morning then clearing. Highs around 5 below. West winds 5 to 15 mph. Lowest wind chill readings 25 below to 35 below zero in the morning.
• Tonight: Partly cloudy in the eve

ning...then mostly cloudy with a 50 percent chance of light snow after midnight. Lows around 10 below. Temperature steady or slowly rising after midnight. South winds 5 to 10 mph. Wind chill readings 20 below to 30 below zero.
• Monday: Mostly cloudy. Light snow likely in the morning...then a slight chance of light snow in the afternoon. Snow accumulation around 1 inch. Highs 5 to 10 above. East winds 5 to 10 mph shifting to the north in the afternoon. Chance of snow 70 percent.
• Monday Night: Mostly cloudy. A 20 percent chance of light snow after midnight. Lows around 15 below. North winds 5 to 10 mph. Wind chill readings 15 below to 25 below zero.
• Tuesday: Light snow likely. Accumulations possible. Highs near zero. Northeast winds 5 to 10 mph. Chance of snow 60 percent. Wind chill readings 15 below to 25 below zero.
• Tuesday Night: Mostly cloudy with a 20 percent chance of light snow. Lows around 15 below. Wind chill readings 15 below to 25 below zero.
• New Years Day: Cloudy with a 30 percent chance of light snow. Highs near zero. Lowest wind chill readings 15 below to 25 below zero in the morning.
• Wednesday Night: Mostly cloudy with a 20 percent chance of light snow. Lows around 10 below.
• Thursday: Partly sunny. Highs zero to 5 above.