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

69°F

21°C

Humidity 78%
Wind Speed Calm
Barometer 29.90 in (1012.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 13 Oct 9:53 pm EDT
Extended Forecast for

Mount Gretna PA

  • Tonight

    Tonight: Clear, with a low around 64. West wind 7 to 10 mph.

    Low: 64 °F

    Clear

  • Wednesday

    Wednesday: A chance of showers before 2pm, then a slight chance of showers after 3pm. Increasing clouds, with a high near 80. West wind 6 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 80 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. North wind around 9 mph.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 2pm. Mostly sunny, with a high near 66. Northeast wind 5 to 7 mph becoming light and variable in the afternoon. Chance of precipitation is 20%.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly after 8pm. Low around 58. South wind 7 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 2pm. High near 75. Breezy. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers and
    Breezy

  • Friday Night

    Friday Night: Showers likely before 8pm. Partly cloudy, with a low around 43. Breezy. Chance of precipitation is 60%.

    Low: 43 °F

    Breezy.
    Showers
    Likely then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 52. Breezy.

    High: 52 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

Detailed Forecast

Tonight
Clear, with a low around 64. West wind 7 to 10 mph.
Wednesday
A chance of showers before 2pm, then a slight chance of showers after 3pm. Increasing clouds, with a high near 80. West wind 6 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Partly cloudy, with a low around 55. North wind around 9 mph.
Thursday
A slight chance of showers after 2pm. Mostly sunny, with a high near 66. Northeast wind 5 to 7 mph becoming light and variable in the afternoon. Chance of precipitation is 20%.
Thursday Night
Showers, mainly after 8pm. Low around 58. South wind 7 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers, with thunderstorms also possible after 2pm. High near 75. Breezy. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely before 8pm. Partly cloudy, with a low around 43. Breezy. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 52. Breezy.
Saturday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 35.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 41.
Monday
Mostly sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 66.
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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:
10:26 pm EDT Oct 13, 2026
Forecast Valid:
11pm EDT Oct 13, 2026-6pm EDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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