By National Weather Service in North Platte
An arctic air mass will move south across Nebraska Friday marking a fast transition to much colder air for New Year's Eve and New Year's Day.
Wind chill values as cold as 29 below zero are likely across portions of the north central Saturday morning as overnight low temperatures drop to subzero readings by daybreak.
As the front sweeps across the area New Year's Eve night into New Year's Day.
The exact track of the system is still uncertain, however accumulating snowfall is possible with the greatest threat for snow accumulations along and south of I-80.
