CTP has the mention of snow in the Harrisburg area forecast Monday night & Tuesday.
Monday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Tuesday
A chance of snow showers before 10am, then a chance of rain and snow showers between 10am and 11am, then a chance of rain showers after 11am. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.