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

41°F

5°C

Humidity 45%
Wind Speed E 5 mph
Barometer 30.31 in (1026.6 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 14 Mar 11:53 pm EDT
Extended Forecast for

Mount Gretna PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 34. East wind 3 to 6 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 53. Southeast wind 10 to 18 mph, with gusts as high as 30 mph.

    High: 53 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Showers. Low around 48. Breezy, with a southeast wind 16 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Showers
    Likely and
    Breezy then
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. High near 66. Breezy, with a south wind 16 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 66 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Rain showers before 11pm, then snow showers, possibly mixed with rain between 11pm and 2am, then a slight chance of snow showers after 2am. Some thunder is also possible. Low around 27. Breezy, with a west wind around 21 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain/Snow and
    Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 32. Breezy.

    High: 32 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 34. East wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 53. Southeast wind 10 to 18 mph, with gusts as high as 30 mph.
Sunday Night
Showers. Low around 48. Breezy, with a southeast wind 16 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers, with thunderstorms also possible after 11am. High near 66. Breezy, with a south wind 16 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain showers before 11pm, then snow showers, possibly mixed with rain between 11pm and 2am, then a slight chance of snow showers after 2am. Some thunder is also possible. Low around 27. Breezy, with a west wind around 21 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday
Partly sunny, with a high near 32. Breezy.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Partly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Mostly cloudy, with a high near 48.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 53.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Partly sunny, with a high near 52.
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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:
10:11 pm EDT Mar 14, 2026
Forecast Valid:
12am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation