Slippery Conditions through Tonight... Light snow continues to slowly sag south from North Central and Central Montana towards Southwest Montana this evening. Total snowfall amounts will generally range from a half inch to an inch beneath this band of light snow, with localized amounts up to 2 inches. While snowfall will be light, travelers should still be prepared for slippery conditions and reductions in visibility. Slow down and leave plenty of room between your vehicle on the one in front of you.