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.

Fair

25°F

-4°C

Humidity 92%
Wind Speed W 5 mph
Barometer 30.06 in (1018.2 mb)
Dewpoint 23°F (-5°C)
Visibility 8.00 mi
Wind Chill19°F (-7°C)
Last update 4 Dec 4:53 am EST
Extended Forecast for

Mount Gretna PA

  • Today

    Today: Cloudy, then gradual clearing during the afternoon, with a high near 36. West wind 7 to 15 mph, with gusts as high as 32 mph.

    High: 36 °F

    Clearing Late

  • Tonight

    Tonight: Mostly clear, with a low around 13. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.

    Low: 13 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of snow after 1pm. Mostly cloudy, with a high near 29. Calm wind becoming southeast around 6 mph in the morning. Chance of precipitation is 20%.

    High: 29 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 37. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 37 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy, then gradual clearing during the afternoon, with a high near 36. West wind 7 to 15 mph, with gusts as high as 32 mph.
Tonight
Mostly clear, with a low around 13. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Friday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 29. Calm wind becoming southeast around 6 mph in the morning. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 21. Calm wind.
Saturday
Partly sunny, with a high near 37. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Mostly cloudy, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 27.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Mostly cloudy, with a high near 39.
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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:
4:06 am EST Dec 4, 2025
Forecast Valid:
5am EST Dec 4, 2025-6pm EST Dec 10, 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