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

68°F

20°C

Humidity 87%
Wind Speed S 9 mph
Barometer 29.85 in (1010.8 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 5 Nov 5:53 pm EST
Extended Forecast for

Mount Gretna PA

  • Tonight

    Tonight: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 57. Southwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 68. Calm wind becoming northwest around 5 mph.

    High: 68 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Increasing clouds, with a low around 49. Light northwest wind becoming west 6 to 11 mph after midnight.

    Low: 49 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 58. West wind 13 to 16 mph, with gusts as high as 25 mph.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44. West wind 15 to 17 mph, with gusts as high as 25 mph.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 57. Southwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 68. Calm wind becoming northwest around 5 mph.
Friday Night
Increasing clouds, with a low around 49. Light northwest wind becoming west 6 to 11 mph after midnight.
Saturday
Mostly sunny, with a high near 58. West wind 13 to 16 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 44. West wind 15 to 17 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 41.
Veterans Day
Sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Gretna PA
 40.26°N 76.47°W (Elev. 699 ft)
Last Update:
2:16 pm EST Nov 5, 2026
Forecast Valid:
6pm EST Nov 5, 2026-6pm EST Nov 12, 2026
 
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