NWS Forecast for Lancaster PA

National Weather Service Forecast for: Lancaster PA
Issued by: National Weather Service State College, PA

Updated: 3:51 am EST Dec 5, 2025

Today Slight Chance Light Snow	Tonight Slight Chance Light Snow then Mostly Cloudy	Saturday Partly Sunny	Saturday Night Partly Cloudy	Sunday Mostly Cloudy	Sunday Night Mostly Cloudy	Monday Mostly Sunny	Monday Night Mostly Clear	Tuesday Partly Sunny
Hi 31 °F	Lo 24 °F	Hi 42 °F	Lo 24 °F	Hi 40 °F	Lo 23 °F	Hi 31 °F	Lo 14 °F	Hi 36 °F

Today	A slight chance of light snow after 10am. Mostly cloudy, with a high near 31. Calm wind becoming southeast around 5 mph. Chance of precipitation is 20%.
Tonight	A slight chance of light snow before 10pm. Mostly cloudy, with a low around 24. Calm wind. Chance of precipitation is 20%.
Saturday	Partly sunny, with a high near 42. Calm wind becoming west around 6 mph in the afternoon.
Saturday Night	Partly cloudy, with a low around 24. Light northwest wind.
Sunday	Mostly cloudy, with a high near 40. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night	Mostly cloudy, with a low around 23.
Monday	Mostly sunny, with a high near 31.
Monday Night	Mostly clear, with a low around 14.
Tuesday	Partly sunny, with a high near 36.
Tuesday Night	Mostly cloudy, with a low around 28.
Wednesday	A chance of rain. Cloudy, with a high near 45. Chance of precipitation is 30%.
Wednesday Night	A chance of rain. Cloudy, with a low around 34. Chance of precipitation is 50%.
Thursday	A chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 30%.

Forecast from NOAA-NWS for Lancaster PA.