National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Overcast

44°F

7°C

Humidity 63%
Wind Speed Calm
Barometer 30.18 in (1022.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 20 Nov 12:53 pm EST
Extended Forecast for

Mount Gretna PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 46. Calm wind.

    High: 46 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Cloudy

  • Friday

    Friday: A slight chance of rain before 4pm, then a slight chance of rain after 5pm. Cloudy, with a high near 54. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 20%.

    High: 54 °F

    Cloudy then
    Slight Chance
    Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 7pm. Cloudy, with a low around 44. Calm wind becoming north around 6 mph after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain before 1pm. Partly sunny, with a high near 50. North wind 7 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 46. Calm wind.
Tonight
Cloudy, with a low around 39. Calm wind.
Friday
A slight chance of rain before 4pm, then a slight chance of rain after 5pm. Cloudy, with a high near 54. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 20%.
Friday Night
Rain likely, mainly after 7pm. Cloudy, with a low around 44. Calm wind becoming north around 6 mph after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of rain before 1pm. Partly sunny, with a high near 50. North wind 7 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 35.
Monday
Mostly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
A chance of showers. Cloudy, with a high near 54. Chance of precipitation is 50%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Wednesday
Mostly cloudy, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Gretna PA
 40.26°N 76.47°W (Elev. 699 ft)
Last Update:
1:29 pm EST Nov 20, 2025
Forecast Valid:
1pm EST Nov 20, 2025-6pm EST Nov 26, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation